Question

1. What is soil profile? Explain with a suitable diagram.
2. Distinguish between sandy and clayey soil.
3. What are the constituents of soil?
4. How can you calculate the absorption of water by soil?
5. Why is soil erosion relatively less in dense forests as compared to barren, open fields?
[NCERT Exemplar]
6. In towns and cities, generally, the bore wells have to be dug very deep to get water as compared
to bore wells dug in villages. Give suitable reasons.
INCERT Exemplar]​

Answer 1

Answer:

The arrangement of the soil particles in layers is termed to be a soil profile. Each layer comprises a different layer with different particles in it. The soil profile consists of three layers. The first is A-Horizon in which the organic materials are piled up.

Answer 2

Answer:

A vertical section of soil from the ground surface to the parent rock that shows the different layers of soil or the horizons is called the soil profile.