What is humus?
 

Important Questions on Soil

MEDIUM

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q C

How does large variation between day and night temperatures cause weathering?

MEDIUM

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q C

What do you mean by 'water table'?
 

MEDIUM

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q D

Explain how water is responsible for the formation of soil.
 

MEDIUM

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q D

Trees help in soil formation as well as in its protection. Explain.
 

MEDIUM

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q D

Name the different layers of soil. What does each layer consist of?
 

MEDIUM

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q D

Distinguish between clay, silt and sand.
 

MEDIUM

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q D

What is loam? Why is it considered to be the best topsoil for growing plants?
 

HARD

7th CBSE

IMPORTANT

Living Science 7>Chapter 10 - Soil>EXERCISES>Q D

Why is soil regarded as our most important natural resource?