Subject Experts Solutions for Chapter: Soil, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING)

Author:Subject Experts

Subject Experts Biology Solutions for Exercise - Subject Experts Solutions for Chapter: Soil, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING)

Attempt the free practice questions on Chapter 9: Soil, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING) with hints and solutions to strengthen your understanding. Pearson IIT Foundation Biology solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Chapter: Soil, Exercise 2: PRACTICE QUESTIONS (COMPETITION WING) with Hints & Solutions

MEDIUM
7th CBSE
IMPORTANT

Which of these formulas correctly summarises the percolation rate of a given sample of a soil?

MEDIUM
7th CBSE
IMPORTANT

Which of these factors does not contribute to the process of weathering?

MEDIUM
7th CBSE
IMPORTANT

Read the following statement and give appropriate terms for the following:

The process of breakdown of rocks by the action of wind, water, and sunlight.

 

MEDIUM
7th CBSE
IMPORTANT

Read the following statement and give appropriate terms for the following:

Removal of topsoil during heavy rains or strong winds.

MEDIUM
7th CBSE
IMPORTANT

Read the following statement and give appropriate terms for the following:

Accumulation of wastes in the soil generated by human activity which alters the features of soil.

MEDIUM
7th CBSE
IMPORTANT

Read the following statement and give appropriate terms for the following:

The process of movement of water into deeper layers of soil.

MEDIUM
7th CBSE
IMPORTANT

Which of the following situations- 'A' or 'B' - is advantageous for absorption of water and minerals? Why?

Situation 'A'- C horizon with growth and branching of roots.

Situation'B'- A and B horizons with growth and branching of roots.

MEDIUM
7th CBSE
IMPORTANT

Gardeners gently dig up the soil around the roots of garden herbs (plants) frequently. Give reasons.