NATURAL SCIENCE 2THIRD EXAM REVIEW

By Prof. Walter B. Valencerina

Information Officer

Choose Question #

1 2 3 4 5 6 7

8 9 10 11 12 13

14

15 16 17 18 19 20 21

# 1

Which scale measures the magnitude of

an earthquake?

a. Richter scale

b. measuring scale

c. weighing scale

d. Earth’s scale

Answer to # 1

A. Richter

scale

# 2

Which of the following geologic process involves the process of deformation

that produced the surface features of the earth?

a. erosion

b. earthquake

c. eruption

d. diastrophism

Answer to # 2

D.

diastrophism

# 3

It is the process that would usually

result to mountain formation.

a. weathering

b. diastrophism

c. orogenesis

d. volcanism

Answer to # 3

C.

orogenesis

# 4

It is referred to as the hot, plastic

material where the lithosphere floats?

a. crust

b. mantle

c. core

d. asthenosphere

Answer to # 4

D.

asthenosphere

# 5

It is known as a vent or opening in the surface of the Earth through which

magma and associated gases and ash erupt.

a. volcano

b. mountain

c. explosion

d. fault

Answer to # 5

A. volcano

# 6

What do you call the point on the

ground directly above the focus?

a. fault lines

b. wave fronts

c. epicenter

d. focal point

Answer to # 6

C. epicenter

# 7

What landmass can be shaped by

moving water?

a. valley

b. mountain

c. volcano

d. hill

Answer to # 7

A. valley

# 8

The slow but continuous process of

breaking rocks is called

a. deposition

b. decomposition

c. erosion

d. landslide

Answer to # 8

B.

decomposition

# 9

What will happen if rocks are subjected

to disintegration?

a. size of the rock changed

b. color of the rock changed

c. texture of the rock changed

d. mineral content of the rock changed

Answerto # 9

B.

decomposition

# 10

The downhill movement of particles and

rocks is due to

a. wind

b. gravity

c. water

d. landslide

Answer to # 10

B. gravity

# 11

Which of the following geologic events

will result to bending of rocks?

a. folding

b. faulting

c. deforestation

d. erosion

Answer to # 11

A. folding

# 12

What do you call the sensitive

instrument that measures and records

seismic waves?

a. seismology

b. seismogram

c. seismograph

d. siesmometer

Answer to # 12

C.

seismograph

# 13

What is the densest layer of the Earth?

a. crust

b. mantle

c. inner core

d. outer core

Answer to # 13

D. Inner core

# 14

Which of the following processes is not

destructive to rocks?

a. weathering

b. erosion

c. earthquake

d. orogenesis

Answer to # 14

D.

orogenesis

# 15

What type of rock will be formed when it

is subjected to stress such as when

earthquake occur?

a. igneous

b. sedimentary

c. metamorphic

d. inorganic

Answer to # 15

C. metamorphic

# 16

Hot molten material that is not able to

reach the Earth’s surface is called

a. magma

b. lava

c. rock

d. sediments

Answer to # 16

B. lava

# 17

Type of sedimentary rock formed by

chemical precipitation is called

a. clastic

b. organic

c. chemical

d. inorganic

Answer to # 17

C. chemical

# 18

A type of rock formed when molten rock

or magma originating deep within the

mantle layer solidifies

a. Igneous

b. Sedimentary

c. Metamorphic

d. organic

Answer to # 18

A. igneous

# 19

The type of rock produced by intense

heat or pressure

a. igneous

b. metamorphic

c. sedimentary

d. biological

Answer to # 19

B.

metamorphic

# 20

Anticlines and synclines are the 2 most

common types of

a. rock deformation

b. rock folding

c. rock disintegration

d. rock movement

Answer to # 20

A. rock

deformation

# 21

Which of the following practices

promote water conservation?

a. deforestation

b. reforestation

c. kaingin

d. erosion

Answer to # 21

B.

reforestation