AFAQ Leaders Club

MCQ GUIDE: SCIENCE

LEVEL: PRIMARY

AFAQ Leaders ClubMCQ GUIDE: Science

Primary Level1. The baby of a chicken is called a?

chick

2. How many stages does the life cycle of a butterfly have?

four

3. A frog lays eggs on/in?

water

4. A butterfly’s egg hatches into a?

caterpillar

5. A frog’s egg hatches into a?

tadpole

6. A caterpillar turns into a?

pupa

7. For how many days does a hen sit on eggs?

21

8. The life cycle of a chicken starts from a/an:

egg

9. A tadpole looks like a:

fish

10. Animals pass through different stages of life known as a/an:

life cycle

11. Which of the following is not part of the life cycle of a butterfly?

leaf

12. Which body part is not present in an adult frog?

tail

13. How many stages does the life cycle of a frog have?

5

14. An adult male chicken is also called a:

Rooster

15. An adult butterfly has _________ to fly with.

wings

16. A butterfly larva is called a caterpillar. In its next stage, what happens to the caterpillar?

It changes into a chrysalis

17. A young plant looks like:

parent plant

18. Which of the following is not required for a seed to grow?

electricity

19. The life cycle of a flowering plant starts from a:

seed

20. A sunflower blossom on a/an:

adult plant

21. An adult sunflower plant grows in how many stages?

four

22. The process in which a seed begins to grow is called:

germination

23. A seed grows into a/an:

seedling

24. The bud in a sunflower grows at the top of _______:

the stem

25. The bud turns into a:

stem

26. Which plant is produced by grafting?

rose

27. Stems of two different plants are jointed together in which process?

grafting

28. The seed of a sunflower is inside the:

flower

29. A ____________ shows how a living thing grows, changes and makes new living things.

life cycle

30. Plant eating animals are called:

herbivores

31. Flesh eating animals are called:

carnivores

32. Animals that eat both plants and flesh of other animals are called:

omnivores

33. Carnivores have which type of teeth?

pointed and sharp

34. Which of the following groups does a fox belong to?

omnivore

35. Animals get energy from _______ to grow:

food

36. Animals take their food from:

living things

37. In how many groups are animals placed based on their diets?

3

38. The following are herbivores except the:

Lion

39. Herbivores have which type of teeth?

flat and broad

40. Which of the following is a carnivore?

lion

41. Carnivores chew their food with _________ teeth.

grinding

42. Which of the following is not an omnivore?

cat

43. Omnivores have sharp and ________ teeth.

flat

44. Humans belong to which group?

omnivores

45. Which group does a shark belong to?

carnivore

46. A bear is a/an:

omnivore

47. A zebra belongs to which group?

herbivore

48. Which of the following is a set of herbivores?

cows, horse and goats

49. Food provides us with:

energy

50. Food is divided into food groups based on:

nutrients

51. Food that has a proper quantity from each food group is called:

balanced diet

52. Which of the following is required in moderate quantity?

meat and dairy

53. How many times should we take meals a day?

three

54. Food from which group should we eat the most?

grains

55. Which food is rich in proteins?

meat and dairy

56. Which food should be taken in least quantity?

fats and oils

57. Which of the following is not a regular meal?

brunch

58. We should have bread, egg, milk and juices for:

breakfast

59. Our body do less physical activity after:

dinner

60. Which of the following is not a food group?

snacks

61. We should sleep for how many hours at night?

6 to 8

62. A good night sleep makes our mind:

relaxed

63. Which of the following is not a healthy exercise?

watching television

64. The diagram below shows a model used to help people make healthful food choices.

Which good health habit is encouraged by this model?

eating a balanced diet

65. Cleaning our body keeps us away from:

disease

66. Our bones and muscles become active and strong by:

doing exercise

67. What should we do to avoid tooth decay?

brush our teeth

68. Throwing garbage outside makes our surroundings:

dirty

69. What we should do before eating a meal?

wash our hands

70. Which activity is a good health habit?

exercising regularly

71. Which one is not the basic need of animals?

tree

72. Which of the following animals is found in a desert?

camel

73. Frog and ducks live in which habitat?

river

74. Which one is the habitat of a cactus plant?

desert

75. Penguin lives in which habitat?

polar

76. A place where animals and plants live and grow is known as:

habitat

77. What percentage of planet Earth is water?

70 %

78. Animals indirectly depend on plants to get:

food

79. Plants need ___________ to make their food.

sunlight

80. Places that do not get much rain and remain dry and hot are called:

deserts

81. A healthy habitat must provide animals and plants with ___________.

food, water, shelter and a place to raise their young

82. Which of the following is a desert animal?

jackrabbit

83. Which habitat is covered with snow and ice?

polar

84. Which habitat is mostly covered with trees?

forest

85. The following are the forest animals except:

shark

86. The following are the forest trees except:

cactus

87. Fungi and algae are grown in which habitat?

sea

88. Which animal is known as the ship of desert?

camel

89. The cactus protects itself from animals with the help of its:

spines

90. A polar bear is found in which region?

arctic

91. Fish breathe with:

gills

92. Pine trees are found in:

cold hilly areas

93. The long, narrow beak of the humming bird is a structural adaptation to _________.

sip nectar

94. Which activity is not causing water pollution?

burning of fuel

95. Which one is not a cause of deforestation?

making cars

96. Which step is not related to protection of endangered animals?

plant new trees

97. Which one is an extinct animal?

dinosaur

98. Camel stores fat in its:

hump

99. Which part of camel protects it from blowing sand?

long eyelashes

100. In which part cactus stores water?

stem

101. Which of the following covers the body of a polar bear?

white fur

102. Polar bear has which type of ears that protect water from entering?

rounded

103. What is the shape of pine trees?

needled shape

104. What is the purpose of leaves of pine tree?

reduce water loss

105. Fish move smoothly in water due to:

streamlined body

106. Fish breath with the help of:

gills

107. Which part of fish protect their body?

scales

108. Which of the following is a result of deforestation?

specie lost

109. Many sea birds die every year due to:

water pollution

110. Animals that lived on the land in the past but now no individual alive are called:

extinct animals

111. Animals which are in danger of disappearing from the world are known as:

endangered animals

112. The diagrams below show a forest area before and after a factory was built there.

Building the factory in this area most likely caused an increase in:

air pollution

113. Following animals are endangered in Pakistan except:

dog

114. Which of the following step should be taken to protect endangered animals?

Protect their habitat

115. Which of the following step is much suitable for the protection of endangered animals?

develop wild life park for them

116. A ________ is a push or pull on an object that changes its position and shape.

force

117. Car drives through the force of:

machine

118. We need __________ to move thing.

force

119. The changing of position due to force is called ________:

motion

120. Which force make objects fall on to the ground?

gravity

121. The increase in force will increase _______of the motion of object.

speed

122. Which of the following cannot be changed by applying force?

weight

123. Which of the following will change if we squeeze a balloon with force?

shape

124. Which of the following was used as vehicle in the past?

bullock cart

125. When you put on your socks, you must do this to get them over your toes:

pull

126. How vehicles are moved nowadays?

by machines

127. Which of the following vehicle is used presently?

bus

128. Which scientist discovered the first camera?

Al-Hasan Ibn al-Haytham

129. A _________ is a device that makes work easier.

machine

130. Which machine is a bar that moves about a fixed point?

lever

131. Shovel is an example of which machine?

lever

132. Which of the following is not a lever?

nail

133. Which of the following is an inclined plane

ramp

134. ________ helps move heavy objects up or down.

inclined plane

135. Which machine used to cut things apart?

wedge

136. Which simple machine is shown in the given diagram?

inclined plane

137. A knife is an example of _________:

wedge

138. Door knob is an example of which machine?

wheel and axel

139. Machine that has a rope and a grooved wheel is known as:

pulley

140. For what purpose pulley is used?

to lift heavy objects

141. Which of the following is an example of pulley?

Crain

142. Toy cars move by using which machine?

wheel and axel

143. Which simple machine can be used to fetch the water out of a well?

pulley

144. An axe is an example of which machine?

wedge

145. A _________is an inclined plane around a cylinder.

screw

146. Which machine is used to hold objects together?

screw

147. Lid of a jar is an example of which machine?

screw

148. Stairs are example of a:

inclined plane

149. Which of the following is not a simple machine?

computer

150. A drilling metal is an example of which machine?

screw

151. Which of the following is a set of human body parts?

Skin, lungs, ear

152. Which of the following is an internal part of the human body?

Stomach

153. How many teeth does an adult normally have?

32

154. What is the largest organ in the human body?

Skin

155. Which of the following organs control all the activities of the human body?

156. A human heart has __________ chambers.

Four

157. We use our teeth to ____________ food.

Chew

158. A framework of bones is called ______________.

Skeleton

159. The place where two bones meet is called _________________.

Joint

160. We can move our hands, arms and legs due to _____________.

Muscles

161. Which part of the body take up oxygen?

Lungs

162. _______________ help in digestion.

The Stomach

163. We have _______________ senses.

Five

164. Which of the following is the organ of hearing?

Ear

165. A person can suffer from food poisoning after eating unhygienic food. Which of the following part is more likely to be affected by food poisoning?

Stomach

166. An increase in cholesterol levels of blood can cause:

Heart disease

167. Eating too many sweets and not brushing teeth can result in:

Tooth decay

168. Which of the following diseases can damage our skin?

Athlete’s foot

169. Which of the following is not a healthy habit?

Biting nails

170. Which of the following is a set of healthy food items?

Fruits, meat, milk

171. Which of the following statement is true about the given pictures?

Duck A will grow because it is a Living thing.

172. Which list contains only nonliving things?

Water, book, sunlight

173. In order to grow and survive, all animals need water, air and ___________.

Food

174. Animals get the energy they need for growth and repair by _______________.

eating food

175. In order to grow and survive, all plants need water, air and ___________.

Light

A B

176. If we keep two plants of the same type at different places and provide them with same water and nutrients, what would be the correct statement about the two plants?

Plant A will grow because it is getting sunlight.

177. Which of the following characteristics of a plant is shown in the picture below?

Movement

178. Ability of living things to produce their own kids is called _______________.

Reproduction

179. In a frog life cycle, the tadpole changes into an adult frog. Which of the following characteristics can describe this change?

Growth

180. Which of the following characteristics enables a fox to chase a rabbit?

Movement

181. Which characteristic would a cat most likely inherit from its parents?

Having grey eyes

182. Which characteristic would a red rose plant most likely inherit from its parents?

Having red roses

A. Plant in a window B. Plant on a table

183. Trees start as seeds and grow into mature trees that produce more seeds. This pattern represents a:

Life cycle

184. A butterfly lays an egg. The egg hatches into a caterpillar. The caterpillar becomes a pupa and then changes into a butterfly. This process is called ___________________.

a life cycle

185. A chick grows into a ____________________.

hen

186. A tadpole grows into a ____________________.

frog

187. Which of the following is the correct order of a plant’s stage of growth and development?

Seed Young plant Mature plant

188. A bird builds a nest to ______________.

Shelter its offspring

189. Which statement is correct about the life cycle of a frog and a butterfly?

Frogs and butterflies have their own stages of a life cycle.

190. A butterfly lays its eggs _______________.

on a leaf

191. A frog lays its eggs _______________.

in the water

192. The picture shows a mature plant.

Which of the following would most likely be the offspring of this mature plant?

193. A bud develops into a ________________.

Flower

194. __________________ gives us energy for various activities.

Food

195. Eating a right variety of food in a right amount is called _________________.

A balanced diet

196. A food pyramid is given. Which statement is correct about the food pyramid?

We should eat more of some food groups than of others.

197. Sources of food are divided into ______________ groups according to the food pyramid.

Six

198. Which of the following sources of food should we eat the most?

Grains

199. Which of the following source of food should we eat less?

Oil & fats

200. _____________ make(s) our bones and teeth stronger.

Milk

201. Which of the following is not from the dairy group?

Egg

202. Sugar is ____________ found in fruits, honey and table sugar.

A Carbohydrate

203. Which of the following helps us to build strong muscles and repair damage?

Protein

204. Which of the following contains most protein?

Chicken

Grain

Vegetables

Meat

Oil

Diary

Fruits

205. Fats, oils and sweets give us _______________.

Energy

206. Which of these foods contains the most vitamins and is good for our health?

Fruit salad

207. Fruit and vegetables are important because:

They provide us vitamins, minerals and nutrients.

208. Which vitamin is important for strong bones?

Vitamin D

209. How many portions of fruit and vegetables should we try to eat each day?

5

210. We should drink _________ glasses of water daily.

8-10

211. Which of the following food items if eaten more can make us sick?

Candies

212. Junk food is rich in fat and lacks other nutrients. Therefore, it is ____________.

Unbalanced

213. Deficiency of protein affects the ____________.

Growth

214. Soft drinks are filled with sugar, which is bad for our teeth. Which of the following drinks should we choose to have instead?

Water

215. Why do we need to eat a balanced diet?

To get energy, make our bodies function properly and it helps us grow

216. Personal hygiene ____________________________.

It is a collection of habits to keep oneself clean and healthy

217. How many times should we brush our teeth daily?

2

218. It is not necessary to wash our hands after __________________.

Taking bath

219. We should care for our eyes. Which of the following habits can harm our eyes?

Reading in dim light

220. How can we keep our nails clean?

By trimming them weekly

221. We should keep our ears clean by cleaning its wax with a _____________.

Cotton bud

222. Everything we found in our surroundings is part of our ____________.

Environment

223. An environment consists of _______________.

Living and nonliving things

224. Which of the following is a living component of the environment?

Plant

225. Which of the following is a nonliving component of the environment?

Soil

226. The following are the living components in the given picture:Birds and tree

227. Following are the nonliving components in the given picture:Clouds and light

228. Which of the following is one of the main features of a forest environment?Lots of trees

229. Which of the following is not a feature of a desert environment?More water

230. Which of the following is the largest environment of the Earth?Aquatic

231. A characteristic of an animal that helps it to survive in a specific environment is called _________________.Adaptation

232. A cactus plant is shown below. How do its spines help it to survive in the desert?By protecting from animals

233. Which of the following is an example of adaptation with respect to change in season?Birds migrating in winter

234. The fur of an arctic fox turns from brown to white as winter approaches. This is an example of ____________.Camouflage

235. A Polar bear lives in a polar region. It has a thick layer of fat that help it to ___________.Keep warm

236. Penguins are the birds that have _______________ instead of wings, which help them to swim in the water.Flippers

237. Which structure of a penguin helps it to stay warm while diving in cold water?Feathers

238. Lions live in groups called prides. They prefer to hunt in groups. This is an example of __________________ adaptation.Behavioral

239. An octopus squirts black ink around itself to hide from predators. This is an example of a __________ adaptation. Behavioral

240. Pine trees grow on mountainous regions; they have needle-like leaves that help them to ________________ in snow. Store water

241. Webbed feet of a duck help it to ________________.Swim in a pond

242. Which of the following birds can sip nectar from flowers?

A243. Which of the following is a producer?

Plant244. What do you think a sunflower is?

Producer 245. During photosynthesis, green plants ______________________.

Combine carbon dioxide with water and sunlight 246. The animal that eats ________________ is called a herbivore.

Plant 247. A Lion always want to eat flesh of animals. Therefore, we can say a lion is a/an

______. Carnivore

248. An animal likes to eat fruits from trees. However, sometimes it also feeds on insects. We call this animal ________________.Omnivore

249. Which of the groups below contains only consumers?Lion, fox, grasshopper

250. What happens to the organisms when they die?They decompose

251. Which of the following terms describes bacteria?Decomposer

252. Decomposers are tiny living things, which cause other living things to ___________.Decay

253. An animal that eats or kills other animals is called a ________. Predator

254. An animal which is killed or hunted by others is called a _______.

A B C

Prey 255. Which of the following contains a decomposer, predator and producer?

Bacteria, lion, sunflower

Look at the simple food chain and answer the following questions from 106-107.

256. An organism that eats plants in the food chain is called a primary consumer. Which of the following is a primary consumer in the given food chain? (2)

257. An organism that eats primary consumer in the food chain is called a secondary consumer. Which of the following is a secondary consumer in the given food chain? (3)

258. Which organism best fits in the box given in the following food chain.

Plant Human DecomposerCow

259. In the food chain below, the __________ is both prey and predator.Plant Caterpillar Sparrow Sparrow hawk

sparrow260. In which order is energy transferred through a food chain?

Sun → plants → animals

261. Which of the following statements is correct about the food chain below?

The lion is a tertiary consumer.262. Look at the four organisms below and choose the correct order of a possible food

chain.

?

263. Complete the food chain by selecting the most appropriate organism.

Plant grasshopper SnakeMouse

Answers of the questions from 264 to 266 are based on the given picture.

264. Which organisms in the diagram are producers?Tree, grass, lotus

265. Which organisms in the diagram are consumers?Fox, squirrel, duck

266. Which of the following statements is correct about the given animals?A fox can eat a squirrel.

Look at the food chain and answer the following questions from 117-119.

267. Which of the following is the main source of energy in a food chain?Sun

268. Which of the following is a primary consumes or herbivore in a food chain?Fish

269. Which of the following is predator and tertiary consumer in a food chain?Shark

270. Anything that has mass and occupies space is called _______________.Matter

271. One example of matter is:Water

?

272. The amount of matter in an object is called its ______________.Mass

273. Which metric unit should be used to describe the mass of an object?Grams

274. Which metric units should be used to describe the volume of an object?liters

275. Matter has __________ states.3

276. Ink is an example of a __________________.Liquid

277. Wood is an example of _______________.Solid

278. Air is an example of a _______________.Gas

279. A Solid has a definite _________________.a and b

280. Liquids have a definite volume but do not have a definite _______________.Shape

281. Which two characteristics describe a gas?No definite shape and no definite volume.

282. Matter that spreads out to occupy the whole available space is:

air

283. Examples of three states of matter are given below:

Which of the following sets is in correct order?Solid, liquid, gas

284. _________naturally exists in all three forms of matter.Water

285. When a cup of water at room temperature is put in a freezer, water will change from:Liquid to solid

286. A student removes a tray of ice cubes from a freezer on a warm day. The water in the tray is solid and cold. After one hour, the water in the tray most likely would be:Liquid and warmer

287. You can observe many puddles after heavy rain. However, the puddles disappear after two to three days. The water in the puddles most likely would:Evaporate

288. Which of the following components of a mixture do not have fixed shape:Air in water

289. In melting:Solid changes into liquid

290. In freezing:Liquid changes into solid

291. In boiling:Liquid changes into gas

292. In evaporation:Liquid changes into gas

293. The process that involves mixing is _____________.Making soda water

294. A solution is formed if a spoon of sugar is mixed in a glass of water. What is the water in this solution?A solvent

295. Which of the following best describes a plate of salad?Mixture

296. Which of the following is NOT an example of a mixture?Water

297. A student took two beakers and added equal water in both beakers. He added salt in one beaker whereas sand in other beaker. What would be the result?Salt will dissolve whereas sand will not dissolve.

298. Insoluble heavier solids can be separated from water by:Decantation

299. Fine insoluble solids can be separated from water by:Filtration

300. Separating tealeaves from liquid is an example of _______________.Filtration

301. Tomatoes from the salad can be separated by:Picking

302. The degree of hotness or coldness of a body is called ___________.temperature

303. The instrument that is used to measure the temperature of a human body is ________.thermometer

304. Substance in the thermometer could be:

mercury

305. With increase in temperature, mercury in thermometer will:Rise

306. The temperature at which a solid changes into a liquid is called _______________.melting point

307. Freezing temperature of water in centigrade is:0°

308. A laboratory thermometer has only the ____________ scale ranging from -10 to 110°.Celsius

309. Normal body temperature on Fahrenheit scale is:98.6°F

310. In case of breakage of a thermometer, we should:Clean the spill using gloves

311. What is a push or a pull?Force

312. When you open a door of your room you are applying a _______.Force

313. An apple falls due to pull of Earth, the amount of force of pull is equal to the_______.Weight of Apple

314. A force may ____________ an object. Move and stop

315. Which of the following is not a force?Hammer

316. A force acting on a body at rest may cause it to:move

317. You have to move a book and a table; both objects need force to move what will be the amount of force? Book needs small force and table needs a large force

318. If you have two balls, you move first ball with small force and moves the second ball with greater force. The distance covered by the balls. Less distance by First ball and more distance by second ball

319. A force applied on an object may change:Shape, Speed and Direction

320. Force acting along the direction of a moving object causes:Fast movement

321. Which of the following is pulled by the Earth with the smallest force?Apple

322. Which of the following body move with the highest speed?

Rocket

323. Something that makes a job easier is ________________.a simple machine

324. Which of the following is not a simple machine?Bicycle

325. Simple machine is tool that:Makes the work easier

326. Which of the following simple machine is being used in the given picture? Pulley

327. Which simple machine does a flagpole make use of?Pulley

328. The point about which a lever turns is called:fulcrum

329. Wheel barrow is an example of the lever of:second kind

330. The ramp in the diagram is an example of which simple machine? inclined plane

331. Which of the following is not an inclined plane?ground

332. Everything falls down because of _______________.Gravity

333. Which inclined plane covers a greater distance but requires less force while moving upwards?

C

334. Which simple machine are stairs an example of?Inclined plane

335. Look at the pictures below. It will be easier for the student to use wheels to push the boxes in diagram B because there is:less friction

336. Wheel is combined with the axle forms a simple machine ‘wheel and axle’ which changes:

Sliding motion to rolling motion

337. Which of the following is a force?

Gravity

338. A force is acting opposite to the motion of a body causes it:

To slow down

339. The distance covered by a body by the time taken by it is:

Speed

340. In which of the following machine, wheel is used?

Pulley

341. Which of the following produces sound?

Flowing water

342. Sound cannot be produced by:

Plucking a stretched wire

343. Which of the following produces a loudest sound?

Lion

344. Which of the following cannot produce sound by itself?

Drum

345. Sound cannot travel through:

Vacuum

346. Which of the following produces the lowest sound?

Cat

347. Too much noise can cause:

Deafness

348. When sound travels through air it spread in: All directions

349. Sound is produced due to:vibration

350. Sound passes from one place to another in form of:waves

351. Sound is fastest in:

Solid

352. Sound is slowest in:Air

353. You can identify the intensity of sound due to:

Loudness of sound

354. The sound of explosions on Sun do not reach on Earth because there is :

No medium between Earth and Sun

355. Sound cannot travel in a vacuum because:

There are no particles in a vacuum

356. Sana sets up an alarm clock as shown in the diagram.

She placed the clock in a bell jar and pulled the vacuum pump. Will she be able to hear the alarm clock when it rings?

No, because sound needs a medium to travel.

357. Loudness of sound is most closely related to:

Strong vibrations

358. Sounds which are pleasant to our ears are called _____________.

Musical sound

359. Sounds which are NOT pleasant to our ears are called _____________.

Noise

360. Sound produced by a large drum is louder than a small drum because of its _______.

large vibrating area

361. As compare to air, speed of sound in liquids and solids is _____________.

faster

362. People working in noisy areas should wear:

Earplugs

363. Which is not caused by noise pollution?

Diarrhoea364. Sounds waves are created by _____________.

Vibrating things365. Which is an example of a vibration?

Up and down movement of a motor

366. The units of frequency are:

Hertz

367. Which animal use the sound waves to find its way:

Dolphin

368. Noise pollution can be controlled by making machines that produce:

Less noise

369. In our throat, there are __________ which vibrates to produce sound.

Vocal cords

370. The soft sounds have intensity:

Low

371. Electrons flow easily through ________________.Copper wire

372. Which materials do not allow charges to move easily?Insulators

373. Electrons cannot pass through plastic hence it is.Insulator

374. Which of the following is an insulator?glass

375. Which materials allow charges to move easily?Conductors

376. An electric circuit is the:Path of electric current

377. An electric circuit can be open or closed by a ____________Switch

378. Electricity will not flow in:Open circuit

379. When circuit is open current will ______________.not flow

380. Electric current can flow through ______________.closed circuit

381. Look at the pictures below and tick the statements that describe it best.

Paper is non-conductor while aluminum is a good conductor that makes the bulb light-up.

382. Look at the pictures below and tick the statements that describe it best.

The broken wire makes the circuit open in case B.

383. The function of switch is to:Open or close the circuit

384. What is a pathway for the flow of electricity?circuit

385. A __________ is not a part of an electric circuit.wood

386. The diagram below shows an open circuit. The bulb is not lit. Four places in the circuit are labeled 1, 2, 3, and 4. One wire has been connected between 1 and 3.

In order to light the bulb, another wire should be connected between?

Case A Case B

2 and 4

387. What is the effect on the bulb in a closed circuit, when a plastic string replaces the copper wire?Bulb becomes brighter

388. What do thick lines represent in a circuit diagram?Wire

389. When Asma plugs the oven into the same outlet as the television and fridge, all three won’t work. What is the most likely hypothesis for what happened?The circuit was overloaded that breaks the wires.

390. A material that attracts iron, metal, or steel.Magnets

391. Which of the following could not be attracted by a magnet?Water

392. Which object will most likely be attracted to a magnet?Metal nail

393. Which of the following is a magnetic material?Iron

394. All magnets have:Poles

395. The pull of a magnet is strongest at its:Poles

396. Which term means to pull together?attract

397. Which term means to push apart?repel

398. A region of magnetic force surrounding a magnet is a/an _________.magnetic field

399. Which of the following does not describe the magnetic force between two magnets?The like poles attract.

400. How many poles a magnet has?

2

401. If two magnets were in this order: NS SN they would:Repel

402. If two magnets were in this order: SN SN they would:Attract

403. If you break a magnet into two pieces, what happens?

Each piece has a north pole and a south pole.

404. The S-pole of a freely suspended magnet always point towards:South

405. In which arrangement all magnets will be attracted?

406. When the north pole of one magnet faces the south pole of another magnet, the magnets:attract and stick together

407. Which factor will cause a decrease in the force of attraction between two magnets?increasing the distance between the two magnets

408. The four diagrams below show two magnets, X and Z. They are different distances apart in each diagram. In which diagram will magnet Z have the strongest attraction to magnet X?

409. The diagrams below show four identical magnets, A, B, C, and D. The magnets were placed at different distances from four identical piles of metal paper clips. Which pile of paper clip attracts the most?

410. The handles of screw drivers made of wood or plastic because wood or plastics behaves as a

Insulator

411. Look the picture and identify the magnet is: U-shape

412. When a magnet is freely suspended, it always rests along North-south direction

413. Which of the following is a planet?

Earth

414. Which Earth movement results in day and night?

rotation

415. How long does it take for Earth to rotate around its own axis?a day

416. The Sun appears to move in the sky. In fact, this motion is due to the:

Spinning of the Earth

417. Which of the following causes the formation of days and nights?

Rotation of the Earth around its own axis.

418. The diagram below shows Earth revolving around the Sun. Letters A and B show two locations in Earth’s orbit around the Sun.

It takes Earth one year to revolve around the Sun. How long will it take for Earth to travel from point A to point B?

6 months

419. The Earth rotates from:

West to East

420. Look at the dots on pictures of the Earth.

Choose the correct option that describes both.

It is day at A and night at B.

421. What is the main cause of the changing of seasons?

The tilt of the Earth in relation to the Sun.

422. When the Southern Hemisphere is having the autumn season, what season will the Northern Hemisphere have?

Spring

423. Nights are longer than days in:

Winter

424. Winter comes just:

After autumn

425. Scientists classify living things into how many main groups?

five

426. Vertebrates and invertebrates belong to which kingdom?Animalia

427. Kingdom Monera consists of __________:bacteria

428. Which type of organisms kingdom Monera has?Unicellular

429. Which of the following is used to see bacteria which are not visible to the naked eye? Microscope

430. Which of the following have the characteristics of both plants and animals?Algae

431. Some algae can prepare their own food because they have:Chlorophyll

432. Following are the examples of algae except:Yeast

433. Fungi get their food from:Dead matter

434. Damp and moist places are suitable for the growth of__________:Fungi

435. Yeast and mushrooms are examples of which kingdom?Fungi

436. Which is the largest kingdom?Animalia

437. Vertebrates have __________ in their skeleton that helps in movement.Backbone

438. Invertebrates cover ___________ percent of all known animal species on Earth.97

439. The outer covering of invertebrates is known as:Exoskeleton

440. Following are the examples of invertebrates except:Frog

441. Plants are divided into how many main groups?two

442. All are flowering plants except:Conifer

443. Organisms that cannot be seen by naked eye are called:Microorganisms

444. Germs are also called:pathogens

445. Which of the following are not microorganisms?Vertebrates

446. Virus enter the living cell to:Reproduce

447. The organism in which a virus reproduce is called:Host

448. Which of the following is a viral disease?hepatitis

449. Bacteria having tail-like structure are called:Flagella

450. ___________ helps to keep the balance of nitrogen in the atmosphereBacteria

451. Which of the following infection is not caused by bacteria?Chickenpox

452. Useful bacteria live in our _____________:Intestine

453. Athlete’s foot is a common disease caused by____________:fungi

454. Which microorganism is used to obtain antibiotics?fungi

455. Fungi cause __________ in humans.athlete’s foot

456. Bacteria form a colourless film on our teeth known as __________:plaque

457. Diseases that spread from person to person are called ___________:Infectious diseases

458. The chain of infection starts from:Pathogen

459. Congo virus transfers to humans through:animals

460. When disease causing microorganisms attack human body, it results in__________:infection

461. Pink eye disease spreads from one person to another through_________:Direct contact

462. Infections spread through air by the following except:sleep

463. Which disease spreads through water?Hepatitis

464. Which disease spreads through contaminated food?pinworms

465. Which of the following diseases spreads through cuts or wounds? Tetanus

466. Influenza spreads through:Indirect contact

467. Houseflies spread infections through:Food

468. The second link in a chain of infection is the ______________:Reservoir

469. In how many groups vertebrates are divided?five

470. Which of the following is not a vertebrate?Insects

471. Body of fish is covered with ____________:scales

472. Fish swim through __________:fins

473. Animals that are unable to regulate their body temperature according to the environment are called ___________:Cold-blooded animals

474. Fish breath through their_________:gills

475. Animals that can maintain a constant body temperature are called ___________:

Warm-blooded animals

476. Following are the examples of fish except:salamander

477. Which of the following animals live on both water and land?amphibians

478. At which place amphibians lay eggs?deep water

479. Amphibians breathe through which body part?Lungs and skin

480. Which of the following is not an amphibian?eel

481. Skin of reptiles is hard and covered with:Scales

482. Reptiles breath through their ___________:Lungs

483. Which body part help birds to fly in air?hollow bones

484. Which of the following is a bird but cannot fly?kiwi

485. Which bird can fly in all directions?Hummingbird

486. Mammals have _________ on their body.Hairs

487. Which of the following is not a mammal?Tortoise

488. A/an ___________ is a reptile that does not have legs.snake

489. Following are the parts of an insect except:Tail

490. Insect’s body get support from:Exoskeleton

491. Which of the following is not an insect?Owl

492. Body of worms is covered with _________:slime

493. Invertebrates that have soft, round bodies without any skeleton are called:Molluscs

494. Following are worms excepthousefly

495. Flowering plants are classified into _________ groups. two

496. Seed coat is also called ___________:Protecting Cover

497. Which part of the seed protects it from drying up?Seed coat

498. Which part of the seed is food supplier?Endosperm

499. A dicot has how many cotyledons?two

500. Which of the following is a dicot?beans

501. Which of the following is a monocot?Wheat

502. Which part of the plant anchor the plant body to the ground and provides support?Root

503. In a monocot, cotyledons take food from the endosperm and provide it to________:Embryo

504. Which part of plant arises from the radicle?roots

505. Which part of plant provides strength to stand in an upward position?stem

506. Transport system of in the stem is called __________ system:Vascular

507. Xylem carries _____________ in plants.Water

508. Phloem carries _____________ in plants.Food

509. The arrangement of ___________ in a leaf is called venation.veins

510. Flower of monocot has petals and sepals in multiples of _________:three

511. Flower of dicot has petals and sepals in multiples of _________:four or five

512. The process by which a seed becomes a seedling or a plant is called__________:germination

513. Which of the following factor does not effects germination?plant color

514. When something harmful is added to the environment, it causes:pollution

515. The _____________ grows as a first leaf of the seedling when the seed germinates.cotyledon

516. Things which pollute the environment are called:pollutants

517. Which of the following is not a type of pollution?Rubber pollution

518. Land covers how many percent of the Earth’s surface?29

519. Which gas is present 78% in air?Nitrogen

520. Smoke from vehicles and factories are causing which type of pollution?Air pollution

521. Wildfires and volcanic eruption causes:Air pollution

522. Which layer protects Earth from harmful radiations of the Sun?Ozone layer

523. How many percent of Earth’s surface is covered with water?71

524. Which of the following causes water pollution?Oil spillage from oil tankers

525. Which of the following disease is caused by water pollution?cholera

526. Which disease is caused by air pollution?Bronchitis

527. Burning of fossil fuels should be discouraged to reduce __________ pollution.Air

528. Smoke from vehicle and factories is a major source of ___________ pollution.Air

529. Improper disposal of industrial waste causes ___________ pollution.Water

530. Pesticides and fertilizers in farming are causing which type of pollution?Water

531. Chemicals used to kill pests are called _____________:pesticides

532. Oil spill in the ocean can block_____________ from dissolving into the water, causing marine life to suffocate.Oxygen

533. Which materials are easily decomposed by natural agents?Biodegradable

534. Which of the following is a biodegradable material?Orange peel

535. Materials which cannot be ____________ are called non-biodegradable materials.Decomposed

536. Which of the following is a non-biodegradable material?Ceramics

537. Plastic bags add which gas to the air that causes air pollution?Carbon dioxide

538. Birds and animals can choke on ___________:Plastic bags

539. In which of the following garbage is burnt?Incinerator

540. SO2 converts into H2SO4 and falls as ____________: Acid Rain

541. Which toxic gases are released by incinerators? SO2 and NO2

542. Which of the following devices controls pollution?

Scrubber

543. Which of the following is not a part of 4R strategy?Restore

544. Paper can be ___________ to produce new paper.Recycled

545. Which of the following is rich soil material that helps plants to grow?Compost

546. Which R is at first place in hierarchical organization of 4Rs?Reduce

547. In how many states matter exists?Three

548. Solids have a definite _________:Shape

549. Matter is made of tiny building units called ___________:Particles

550. Liquids have a definite volume but do not have a definite_________:shape

551. Which state of matter can move freely in all directions?Gas

552. Which of the following defines gas?No definite shape nor definite volume

553. Liquid water becomes solid when it is ___________:Cooled

554. Matter can change its state with the change in ___________:Temperature

555. What is the effect of cooling on energy of particles?It decreases

556. The process of solid into liquid upon heating is called_________:Melting

557. What is the melting point of water?0 oC

558. What is the boiling point of water?100 oC

559. Evaporation takes place at ____________:All temperatures

560. Turning of water vapor into liquid water is called __________:Condensation

561. In which process solid converts directly into gas?Sublimation

562. Conversion of water vapour directly into ice is called:Deposition

563. Particles in a ______________ have little force of attraction between them.Gas

564. Which of the following exists in all three states of matter on Earth?Water

565. Oceans, rivers and lakes are known as ___________:Water bodies

566. Evaporation of water from the surface of plants is known as ___________:Transpiration

567. Water vapors move upward and turn into:Water droplets

568. It rains when clouds become__________:Bigger and heavier

569. Dew is formed due to ____________:Condensation

570. Water vapors turns into solid at a very cold temperature to form:frost

571. Which of the following is not a form of moisture in the environment?Tornado

572. Which of the following is purest form of water?Water vapor

573. Fog is formed due to ____________ present in the air.water vapors

574. Water falls on the ground in the form of _____________:Precipitation

575. The sum of all the forces is called the_____________ upon and object.Net force

576. When the net force is zero, the applied forces are called ____________.Balanced forces

577. Which force is equal and opposite in direction?Balanced force

578. When one force is greater than other force, it is called ______________:Unbalanced force

579. The tendency of an object to resist the change in its state of motion is called:inertia

580. When a force pushes an object forward, inertia pulls it:backward

581. Which force is produced when two surfaces rub against each other?friction

582. If the surface has larger pores, friction will be__________more

583. Friction acts in which direction of the applied force?opposite

584. Which statement is true about friction?It slows down an object

585. Which force protect us from being slipped away?Friction

586. Which of the following object is difficult to hold due to less friction?ice

587. When two surfaces are rub against each other, ________ is produced:heat

588. Which of the following action increases friction?rubbing

589. The friction of a rolling object is always __________ than the friction of a sliding object.less

590. Which thing is used to reduce the friction of moving parts of a machine?lubricants

591. Cyclist sit in a __________ shape to reduce the air friction:streamlined

592. A ball fall onto the ground due to which force?

gravity

593. The gravitational force of the ____________ makes all the planets to move in their orbits.Sun

594. Moon revolve around the Earth due to its:Gravity

595. Gravitational force ___________ as two objects move apart.decreases

596. Gravitational force of two objects depends upon their __________ and the distance between them.masses

597. How much matter an object contains is known as its __________:mass

598. The amount of gravitational force acting upon an object is known as its ___________:weight

599. Weight of an object depends on its __________:position to the Earth

600. Astronauts have how many times less weight on moon than on Earth?1/6

601. Which of the following is measured in newtons?weight

602. Which surface has less friction?smooth

603. Simple machines make our work easier by:Changing the direction of force

604. Which machine consists of a grooved wheel and a rope passing over it?pulley

605. Following are the examples of pulleys except:seesaw

606. Which of the following is not a part of a lever? rope

607. The fixed point of lever is called:fulcrum

608. The object that is moved by lever is called:

load

609. What is the position of fulcrum in class-one lever?Between load and effort

610. Which of the following is an example of class-one lever?scissor

611. The effort is between the fulcrum and load in which class of lever?Class-three lever

612. Following are examples of class-three lever except:Nutcracker

613. Inclined plane is also called:Ramp

614. Which simple machine is used to move objects from a lower surface to a higher surface?inclined plane

615. Which of the following is not an example of inclined plane?wheelbarrow

616. Which simple machine is formed by placing two inclined planes side by side?wedge

617. Following are the examples of wedge except:nutcracker

618. Which simple machine holds things together?screw

619. Which of the following is an example of screw?nut and bolt

620. A staircase is an example of __________:inclined plane

621. A hammer is an example of __________:lever

622. Which is the biggest natural source of light?The Sun

623. Which of the following is a luminous object?Sun

624. Moon is a __________ object.non-luminous

625. Objects that do not emit their own light are called:non-luminous objects

626. Light travels in which direction?straight line

627. Who was the first scientist to study and investigate light?Ibn al Haytham

628. Which part of pinhole camera is used as lens?tiny pinhole

629. The image formed by a pinhole camera is ___________:Upside down and reversed

630. If the pin hole is small, the image formed will be _________:sharp

631. Which materials allow light to pass through them completely? transparent

632. Which materials cast a clear and dark shadow?opaque

633. Objects on the other sides of ____________ materials appear fuzzy and unclear:Translucent

634. A book is an example of ____________ material.Opaque

635. Which of the following is an example of translucent material? Tissue paper

636. A shadow is formed when a/an ___________ object is placed in the path of light.Opaque

637. Shadows formed by the sunlight are shortest:At noon

638. Shadow keeps on changing as the day progresses because of:Earth’s rotation

639. Shadow depends upon the location and _____________:Distance of the light source

640. When light source comes closer to the object, the shadow becomes __________:Bigger than the object

641. In how many days moon completes its orbit around the Earth?29 ¼

642. How many phases moon has?8

643. A complete orbit of moon around the Earth is known as:Lunar month

644. What is formed when a shadow of one celestial body falls on another celestial body?eclipse

645. The moon forms different phases as it moves around the _________Earth

646. How many types of eclipses form?two

647. When the moon comes between the Sun and the Earth, it is called ___________Solar eclipse

648. When the Earth comes between the Sun and the moon, it is called__________Lunar eclipse

649. A lunar eclipse occurs when it is a __________:Full moon

650. During a lunar eclipse, the moon appears as __________:A bright red ball

651. What happens when two atoms with the same charges come closer to each other?They repel each other

652. What is the net charge on an atom?Zero

653. When a static charge is build up on an object, it is called _________:Static electricity

654. Static charge remains until the object come into contact with a _________ object:neutral

655. Lightning during a thunderstorm is a result of which phenomenon?Static electricity

656. Lightning is a result of ___________ between the clouds and the Earth’s surface.Electric discharge

657. Ammeter is used to measure which of the following?Electric current

658. The pathway in which electric current flows is known as:Electric circuit

659. Which of the following is not a part of electric circuit?Fuse

660. Which of the following is a safety device?Fuse

661. Electric current flows in a __________ circuit.closed

662. Which part is used to open and close electric circuit?switch

663. When the amount of current is above a certain level, the wire in the fuse breaks the _________.circuit

664. The area where the push and pull of a magnet is felt is known as its ___________:Magnetic field

665. Magnetic force of a magnet is similar to which of the following?Earth’s gravitational force

666. Which part of the Earth has strongest magnetic field?North and south pole

667. How can we find an evidence of invisible magnetic field of Earth?By suspending a bar magnet in the air

668. The north pole of the suspended compass is always pointed towards which pole of the Earth?North

669. For what purpose Muslims use magnetic compass? find the direction of Qibla

670. Magnet made by passing an electric current through wire is called:Electromagnet

671. What happens when electric current flows through a wire?Magnetic field is produced

672. How we can increase the strength of an electromagnet?By adding more turns to the coil

673. A magnet has its maximum magnetic force:On its poles

674. Which of the following is an example of an electromagnet?Electric bell

675. Which of the following is not present in a loudspeaker?Diaphragm

676. How many planets are present in solar system?eight

677. Which planet is closest to the Sun?Mercury

678. Which of the following planets supports life?Earth

679. Artificial satellite of the Earth is:The moon

680. Which planet is similar to Earth in terms of seasons and soil texture?Mars

681. Which of the following planets has most moons?Jupiter

682. What is the distance of the Earth from the Sun?150 million km

683. Which of the following is the centre of solar system?The Sun

684. The diameter of the Sun is ___________ times than diameter of the Earth.109

685. The Earth is the ______________ planet in the solar system.3rd

686. Which is the biggest planet of solar system?Jupiter

687. How many moons Neptune has?13

688. Which is the outer most layer of the Earth?Crust

689. How many percent of soil is composed of minerals?45 %

690. How many percent of water is present in soil?25 %

691. Soil is divided into how many horizons?three

692. In which layer of soil humus is found?topsoil

693. Bedrock is composed of:pieces of rocks

694. The size of particles present is described by its________:texture

695. Where sandy soil is found?Sea or desert

696. What is the texture of clayey soil?Fine

697. Sandy soil particles have diameter between __________ mm.0.06-2

698. Which layer contains minerals that are important for plants?subsoil

699. Which soil does not hold water?sandy