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Flashcards in Module 5 Deck (30)
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1

1. What is the process in which a plant grows into the base of a stone monument and
creating a crack on it?
A. chemical weathering
B. freezing
C. mechanical weathering
D. thawing

C

2

What is the type of chemical weathering that rapidly dissolves crystals of halite or rock
salt to form a solution?
A. abrasion
B. dissolution
C. hydrolysis
D. oxidation

B

3

What type of weathering occurs when stalactites and stalagmites on caves are formed?
A. chemical weathering
B. freezing and thawing
C. mechanical weathering
D. thermal and pressure change

A

4

4. What chemical reaction is exhibited when water reacts with one mineral to form a new
mineral like feldspar?
A. abrasion
B. dissolution
C. hydrolysis
D. oxidation

C

5

5. What chemical reaction causes rust to form?
A. abrasion
B. dissolution
C. hydrolysis
D. oxidation

D

6

6. What factor causes the breakdown of rocks by friction and impact?
A. abrasion
B. burrowing
C. frost wedging
D. pressure

A

7

7. Which of the following human activities may NOT result to the movement of sediments
from one place to another?
A. building a highway
B. washing the dishes
C. developing new athletic field
D. cultivating soil and gardening

B

8

8. Which of the following is NOT an agent of erosion?
A. glacier
B. gravity
C. rocks
D. wind

C

9

9. Which of the following does NOT describe the advantage of wind barrier such as row
of trees along the edge of field?
A. conserve moisture
B. trap the blowing wind
C. increases the effects of wind erosion
D. protect crops from the effects of wind

C

10

10. Which process exhibits the breaking down of rocks on the earth’s surface or cause
changes in its composition?
A. deposition
B. erosion
C. mass wasting
D. weathering

D

11

11. Which of the following processes does NOT cause physical weathering?
A. burrowing
of animals
B. freezing and thawing
C. oxidation
D. temperature and pressure

C

12

12. Which of the following processes does NOT cause chemical weathering?
A. dissolution
B. hydrolysis
C. oxidation
D. temperature

D

13

13. Which of the following processes of chemical weathering occur in the formation of
stalactites and stalagmites?
A. dissolution
B. hydration
C. hydrolysis
D. oxidation

A

14

14. What statement is NOT correct about dissolution?
A. It happens when elements react with atmospheric oxygen.
B. Rocks and minerals dissolve rapidly when water is either acidic or basic.
C. Limestone composed of calcite is weathered and develops caves through time.
D. The crystal of halite dissolves rapidly and completely in water to form a solution.

A

15

15. What is the composition of the soil?

A. clay, dust, and sand
B. grains, organic matter, H2O, and gas
C. rock, dust, sand, water, and gas
D. silt, dust, sand, and water

B

16

1. Which of the following process does NOT alter the composition of material?
A. chemical weathering
B. dissolution
C. hyrolysis
D. mechanical weathering

D

17

2. What type of weathering is exhibited when the rocks are fractured, cracked, and broken
down into small pieces?


A. chemical weathering
B. oxidation
C. physical weathering
D. pressure change

C

18

3. Which of the following is an example of oxidation?
A. rusting of iron
B. halite dissolves in water
C. feldspar decomposes to form clay
D. stalactites and stalagmites formation

A

19

4. Which activity does NOT facilitate erosion?
A. kaingin
B. loss of plant cover
C. planting
D. steepening of slope

C

20

5. Which diagram exhibits the most ideal arrangement for exogenic processes?
A. erosion – sediments – weathering – transport- deposition
B. sediments – erosion – weathering – transport
C. sediments – transport – erosion – weathering
D. weathering – erosion – transport-deposition

D

21

6. What term refers to the removal and transport of weathered material from one place to
another?
A. deposition
B. erosion
C. sublimation
D. weathering

B

22

7. Which of the following is NOT an agent of erosion?
A. glacier
B. rocks
C. water
D. wind

B

23

8. Which of the following cannot be considered as a role of gravity in erosion? A. It moves
glaciers down slope. B. It loosens the land materials.
C. In mountains, it moves down large slabs of rocks.
D. It acts as agents of mass wasting like landslides, fall, mudflows, and avalanches.

B

24

9. What term refers to the process wherein rocks break down into pieces?
A. deposition
B. erosion
C. mass wasting
D. weathering

D

25

10.What process of chemical weathering is involved when water reacts with one mineral
to form a new mineral like feldspar into clay?
A. dissolution
B. hydrolysis
C. oxidation
D. pressure

B

26

11.What type of mechanical weathering occurs when freezing of water and repeated
thawing in cracks of rocks?
A. abrasion
B. frost wedging
C. oxidation
D. solution

B

27

12.Which of the following does NOT cause chemical changes in the composition of rocks?
A. abrasion
B. dissolution
C. hydrolysis
D. oxidation

A

28

13.What chemical reaction takes place during rusting of iron?
A. abrasion
B. dissolution
C. hydrolysis
D. oxidation

D

29

14.Which of the following processes cannot be considered as exogenic?
A. deposition
B. erosion
C. eruption
D. weathering

C

30

15.What is the process by which sediments settle down in a particular area?
A. deformation
B. deposition
C. transport
D. weathering

B