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1604 © Mauritius Examinations Syndicate
Instructions to Candidates 1. Check that this question paper
contains 4 questions printed on 10 pages numbered 2, 3, 4, 5, 6, 7, 8, 9, 10 and 11.
2. Write your Index Number on the
question paper in the space provided above.
3. You should not use red ink in
answering questions. 4. Write all your answers clearly on
the question paper. 5. Attempt all questions.
Index Number ………………………………………………………………………………………………………………………………………………………………………………………
MAURITIUS EXAMINATIONS SYNDICATE
The Certificate of Primary Education Examination October 2016
SCIENCE
(Subject Code No. 141)
Time: 1 hour
Section/ Question
MARKING REVISION CONTROL
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1
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Sig (HG)
For Markers’ Use Only
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SECTION A
Question 1 (20 marks) For each item, there is ONE correct answer. Draw a circle around the letter which shows the correct answer. Example: The Earth is a A space.
B planet.
C star.
D moon.
1. Bees help plants by carrying out
A evaporation.
B germination.
C pollination.
D respiration.
2. Diagram 1 shows water in a container. Which one of the following will produce air bubbles when placed in the water? A A new nail
B Dry soil
C An eraser
D A new coin
3. Making compost is one way of using
A waste from plants.
B plastic materials.
C pieces of metals.
D waste from textiles.
Diagram 1
water
container
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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4. During the day, plants produce oxygen by using energy from the
A air.
B soil.
C wind.
D sun.
5. In which one of the following situations is movement energy converted into sound energy? A A cell being used in a torch.
B A car parked in a garage.
C A boy playing the guitar.
D A solar panel used to heat water.
6. Study Diagram 2. It shows an electric circuit with a gap at G.
An object is placed at G to close the gap. The bulb does not light. The object placed at G could be made of
A iron. C copper.
B aluminium. D plastic.
7. Rocks are used to make roads because they are A elastic.
B heavy.
C opaque.
D hard.
Diagram 2
G
bulb
‒
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8. Diagram 3 shows rain water being collected in water tanks. Collecting and using rain water is one way of preventing A mosquitoes from breeding.
B wastage of water.
C water pollution.
D soil erosion.
9. Vegetables and fruits are rich sources of A vitamins.
B proteins.
C fats.
D carbohydrates.
10. Which number (1, 2, 3 or 4) in Diagram 4 shows a tooth used for tearing food?
A 1
B 2
C 3
D 4
Diagram 4
4
3
2
1
Diagram 3
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Question 2A (20 marks)
1. Complete sentences (a) to (d) with the correct word from the list below. nylon leather silk rubber cotton
(a) The skin of snakes and crocodiles is used to make ..........................….………………............... .
(b) A material that absorbs sweat is ..........................….………………............... . (c) An animal by-product used to make fabric is ..........................….………………................ . (d) A man-made material used to make clothes is ..........................….………………................ .
2. Diagram 5 shows the 3 states of water in nature. Using the words from the list below, label the different states of water shown.
solid liquid gas
3. Some sources of energy are renewable while others are not. Complete the table below to show whether the sources listed are renewable or non- renewable. An example has been done for you.
Sources Renewable / Non–Renewable
Sun Renewable
Wind
Petrol
Bagasse
sea
air
iceberg
Diagram 5
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Question 2B (20 marks)
1. Diagram 6 shows some lighted candles on a birthday cake.
(a) Which gas is needed for the candles to burn?
……………………………………………………………………………………………………………….………………………
(b) What is the form of energy stored in the candles?
……………………………………………………………………………………………………………….………………………
(c) As the candles burn, they give out ………………………………………………………………………………… energy and ………………………………………………………………………………… energy.
(d) Which gas is produced by the burning candles? …………………………………………..……………………………………………………………………………………………………………………….………….……………
Diagram 6
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2. A balanced meal contains food from the three food groups.
Table 1 shows the food items in four meals (A, B, C and D).
Table 1
Meal A Meal B Meal C Meal D
Rice
Lentils
Tomatoes
Bread
Cheese
Butter
Fish
Bread
Lettuce
Beans
Rice
Fish
(a) Which two meals, out of meals A, B, C and D, are balanced meals?
……………………..………...………………..……… and …..……………..……………………..………………
(b) Which one of the meals contains the most carbohydrates and fats? ………….…………………..………
(c) Eating food containing too much fat can lead to obesity. Give one negative
consequence of obesity on one’s health.
…………………….…………………………………………………………………………………………………………………..…………………..…….………..……………..…
………………………………………………………………………………………………………………………………………………….……………………………….…………
(d) Explain why a child’s meal should contain more proteins than an adult’s meal.
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SECTION B Question 3 (20 marks) 1. Diagram 7 shows a truck. Study the diagram and answer the questions that follow. (a) The windshield is made of glass. Which characteristic of glass makes it suitable for this use? …………..………..……………………………………………..………………………..…………….. (b) (i) Which metal could be used to make the container of the truck?
…………..………………....………….………………………..………………...………….
(ii) Give a reason for your answer.
…………..………..………….………………………..………………...………….……………………………………………………………………………………………
(c) (i) Which material is commonly used to make tyres?
…………..………..………….………………………..………………...………….………….………………………………………………………………………………
(ii) Why is the material you mentioned in part (c) (i) suitable to make tyres?
…………..………..………….………………………..………………...………….……………….…………………………………………………………………………
…………..………..………….………………………..………………...………….……….…………………………………………………………………………………
2. Diagram 8 shows how a seed has developed into a young plant.
Diagram 7
container
windshield
tyres
Diagram 8
damp soil
Stage 1 Stage 2 (after a few days)
seed
leaf
root
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Diagram 9
Study the diagram carefully and answer the questions that follow.
(a) The seed in Stage 1 is planted in damp soil. Why should the soil be damp?
.……………………….…………………………………………………….………………………………………………………………………………………………………………
…………….…………………………………………………….…….……………………………………………………………………………………………………………………
(b) In Stage 2, the leaves of the plant have grown. Give one way in which the leaves help the young plant to continue to grow.
………………………………...…………………………………..………………………………………………………………………..………………………………………………
(c) The roots hold the young plant firmly in the soil. Give another function of the roots.
.……………………….…………………………………………………….………………………………………………………………………………………………………………
…………….…………………………………………………….……….…………………………………………………………………………………………………………………
3. Diagram 9 shows one source of air pollution caused by smoke from vehicles.
(a) Suggest one way how air pollution caused by vehicles can be reduced.
.……………………….…………………………………………………….………………………………………………………………………………………………………………
…………….…………………………………………………….……….…………………………………………………………………………………………………………………
(b) Give one way in which smoke from vehicles affects humans.
.……………………….…………………………………………………….………………………………………………………………………………………………………………
…………….…………………………………………………….……………….…………………………………………………………………………………………………………
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Diagram 10 Group A
Sparrow Pink pigeon
Group B
Bee
Question 4 (20 marks) 1. Kabir classifies a sparrow, a pink pigeon and a bee into 2 groups as shown in Diagram 10.
(a) Give one characteristic which all the three animals have in common.
….……..…………………..………..……………………………..…………….……...………….………………………………………………………………………………………
(b) Give a reason why Kabir classifies the animals into two different groups.
….……..…………………..………..……………………………..………………...………….….………………………………………………………………………………………
….……..…………………..………..……………………………..……………….......………….………………………………………………………………………………………
(c) The pink pigeon is an endemic bird of Mauritius. Explain why the pink pigeon has become rare.
….……..…………………..………..……………………………..………………...………….….………………………………………………………………………………………
….……..…………………..………..……………………………..……………….......………….………………………………………………………………………………………
2. Diagram 11 (a) shows a healthy set of teeth. Diagram 11 (b) shows a set of teeth on which plaque has formed.
plaque
Diagram 11 (a) Diagram 11 (b)
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Study diagrams 11 (a) and 11 (b) carefully and answer the questions that follow. (a) How do we know that the set of teeth in Diagram 11 (a) is that of a child?
…………………………….………………….………………………………………...………….………………………………………………………………………………………
(b) Explain how plaque is formed.
…………………………….………………….………………………………………...………….………………………………………………………………………………………
……………………………………………….…………………………………………………...….…….………………………………………………………………………………
(c) How does plaque cause tooth decay?
…………………………………………...…….……………………………………………………………………..……………………………………………………………………
(d) Give one way how tooth decay can affect a person.
…………………………….………………….………………………………………...………….………………………………………………………………………………………
……………………………………………….…………………………………………………...….……….……………………………………………………………………………
3. As the world population grows, the global temperature also increases.
(a) Give one reason to explain why an increase in the world population leads to an increase in the global temperature.
………………………….……………..……………….………………………………………...…………….……………………..……………………………………………………
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(b) Give two ways how an increase in global temperatures can affect life on our planet.
(i) ………………………….……………………..…..……………….………………………………………...…………….……………………..……………………………
…………..….……………..……………….………………………………………...…………….……………………..……………………………………………………
(ii) ………………………….……………………..…..……………….………………………………………...…………….……………………..……………………………
…………..….……………..……………….………………………………………...…………….……………………..……………………………………………………
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