🌱 Class 3 Science – Chapter 7: SOIL
30 MCQ Questions
1. What is soil?
A. The topmost layer of the Earth
B. A type of water
C. A type of plant
D. A cloud
2. Soil is very important for the growth of ______.
A. Plants
B. Birds
C. Fish
D. Clouds
3. Plants take water and minerals from soil through their ______.
A. Leaves
B. Roots
C. Flowers
D. Fruits
4. Soil is mainly formed by the breaking up of ______.
A. Plants
B. Rocks
C. Animals
D. Leaves
5. The breaking of rocks into smaller and finer pieces is called ______.
A. Farming
B. Weathering
C. Planting
D. Digging
6. Which of these helps in the weathering of rocks?
A. Wind
B. Water
C. Heat
D. All of these
7. Which of the following is found in soil?
A. Sand
B. Clay
C. Humus
D. All of these
8. The remains of dead plants and animals are called ______.
A. Sand
B. Humus
C. Clay
D. Gravel
9. Which of the following is a constituent of soil?
A. Water
B. Air
C. Gravel
D. All of these
10. Very fine grains of soil are called ______.
A. Sand
B. Clay
C. Gravel
D. Stones
11. Bigger particles of soil are called ______.
A. Clay
B. Humus
C. Sand
D. Water
12. Sandy soil is mostly found in ______.
A. Deserts
B. Mountains
C. Forests
D. Gardens
13. Sandy soil has ______ particles.
A. Very fine
B. Big
C. Sticky
D. Soft
14. Sandy soil does not hold ______ water.
A. Much
B. Any
C. Clean
D. Rain
15. Which soil is very sticky?
A. Sandy soil
B. Clayey soil
C. Loamy soil
D. Gravel soil
16. Clayey soil is made up of ______ grains.
A. Very fine
B. Very big
C. Large stones
D. Gravel
17. Which soil holds a lot of water?
A. Sandy soil
B. Clayey soil
C. Gravel soil
D. Rocky soil
18. Clay is used for making ______.
A. Pots and toys
B. Clothes
C. Books
D. Shoes
19. Loam is a mixture of ______.
A. Sand and clay
B. Stones and water
C. Gravel and air
D. Humus and stones
20. Which soil is good for growing crops?
A. Sandy soil
B. Clayey soil
C. Loamy soil
D. Rocky soil
21. How many main layers of soil are given in the chapter?
A. Two
B. Three
C. Four
D. Five
22. Which is the upper layer of soil?
A. Subsoil
B. Solid rock
C. Topsoil
D. Gravel
23. Which layer contains many plant roots?
A. Topsoil
B. Solid rock
C. Subsoil
D. Bedrock
24. Which layer is harder than topsoil?
A. Sand
B. Subsoil
C. Humus
D. Water
25. Which is the hardest layer mentioned in the chapter?
A. Topsoil
B. Subsoil
C. Solid rock
D. Humus
26. Which animals are commonly found in soil?
A. Earthworms
B. Ants
C. Snails
D. All of these
27. Earthworms are often called ______.
A. Farmers' friends
B. Farmers' enemies
C. Garden enemies
D. Soil destroyers
28. Earthworms make ______ in the soil.
A. Roads
B. Tunnels
C. Rivers
D. Houses
29. What does soil contain in the spaces between its particles?
A. Air and water
B. Fire and smoke
C. Oil and gas
D. Ice and snow
30. Which of these is a use of soil?
A. Growing plants
B. Making pots
C. Providing a home for some animals
D. All of these
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🌱 Chapter 7 – Soil
MCQ Questions with Answers
1. What is soil?
A. Water
B. The topmost layer of the Earth's surface
C. Air
D. Rock
Answer: B. The topmost layer of the Earth's surface
2. Which of these live in soil?
A. Earthworms
B. Ants
C. Snails
D. All of these
Answer: D. All of these
3. Soil contains ______.
A. Stones
B. Sand and clay
C. Humus
D. All of these
Answer: D. All of these
4. Soil is mainly formed from ______.
A. Rocks
B. Plants
C. Animals
D. Water
Answer: A. Rocks
5. Breaking of rocks into smaller pieces is called ______.
A. Farming
B. Weathering
C. Planting
D. Digging
Answer: B. Weathering
6. Which of these is a constituent of soil?
A. Humus
B. Sand
C. Clay
D. All of these
Answer: D. All of these
7. The remains of dead plants and animals are called ______.
A. Sand
B. Humus
C. Clay
D. Gravel
Answer: B. Humus
8. Very fine grains of soil are called ______.
A. Sand
B. Clay
C. Gravel
D. Stones
Answer: B. Clay
9. Bigger particles of soil are called ______.
A. Clay
B. Sand
C. Humus
D. Water
Answer: B. Sand
10. Sandy soil is mostly found in ______.
A. Deserts and seashores
B. Gardens
C. Forests
D. Mountains
Answer: A. Deserts and seashores
11. Sandy soil does not hold ______ water.
A. Much
B. Little
C. Fresh
D. Clean
Answer: A. Much
12. Which soil is very sticky?
A. Sandy soil
B. Clayey soil
C. Loamy soil
D. Rocky soil
Answer: B. Clayey soil
13. Clayey soil holds ______ water.
A. Very little
B. A lot of
C. No
D. Only rain
Answer: B. A lot of
14. Clay is used to make ______.
A. Pots and toys
B. Books
C. Clothes
D. Shoes
Answer: A. Pots and toys
15. Loam is a mixture of ______.
A. Sand and clay
B. Stones and water
C. Gravel and sand
D. Air and water
Answer: A. Sand and clay
16. Which soil is good for crops?
A. Sandy soil
B. Clayey soil
C. Loamy soil
D. Rocky soil
Answer: C. Loamy soil
17. How many main layers of soil are there in the chapter?
A. Two
B. Three
C. Four
D. Five
Answer: B. Three
18. Which is the uppermost layer of soil?
A. Subsoil
B. Solid rock
C. Topsoil
D. Gravel
Answer: C. Topsoil
19. Which layer contains many plant roots?
A. Topsoil
B. Subsoil
C. Solid rock
D. Gravel
Answer: A. Topsoil
20. Which layer is harder than topsoil?
A. Humus
B. Subsoil
C. Sand
D. Water
Answer: B. Subsoil
21. Which layer is found below the subsoil?
A. Topsoil
B. Humus
C. Solid rock
D. Sand
Answer: C. Solid rock
22. Which is the hardest layer?
A. Topsoil
B. Subsoil
C. Solid rock
D. Humus
Answer: C. Solid rock
23. What does soil contain between its particles?
A. Air and water
B. Fire
C. Smoke
D. Oil
Answer: A. Air and water
24. Who is known as the farmer's friend?
A. Ant
B. Snail
C. Earthworm
D. Butterfly
Answer: C. Earthworm
25. Earthworms loosen the soil by digging ______.
A. Holes
B. Tunnels
C. Roads
D. Rivers
Answer: B. Tunnels
26. Which helps plants get minerals from soil?
A. Roots
B. Flowers
C. Fruits
D. Leaves
Answer: A. Roots
27. Which soil has a lot of humus and can hold water and air?
A. Sandy soil
B. Loamy soil
C. Rocky soil
D. Gravel
Answer: B. Loamy soil
28. Which of these is NOT a type of soil?
A. Sandy soil
B. Clayey soil
C. Loamy soil
D. Watery soil
Answer: D. Watery soil
29. The remains of organisms preserved under rocks are called ______.
A. Humus
B. Fossils
C. Gravel
D. Clay
Answer: B. Fossils
30. Which of these helps prevent soil erosion?
A. Cutting trees
B. Planting more trees
C. Removing plants
D. Throwing waste on soil
Answer: B. Planting more trees
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