MEDIUM
7th CBSE
IMPORTANT
Earn 100

Why is moisture in soil important? 

Important Questions on Soil

MEDIUM
7th CBSE
IMPORTANT
Science Horizons>Chapter 8 - Soil>Exercises>Q C
What do we mean by soil fertility? How can soil fertility be improved? 
MEDIUM
7th CBSE
IMPORTANT
Science Horizons>Chapter 8 - Soil>Exercises>Q C
What is soil erosion? List the major causes of soil erosion and how it can be reduced. 
MEDIUM
7th CBSE
IMPORTANT
Science Horizons>Chapter 8 - Soil>Exercises>Q C
How is soil pollution caused? Discuss some measures how soil pollution can be controlled.
MEDIUM
7th CBSE
IMPORTANT
Science Horizons>Chapter 8 - Soil>Think and Answer>Q 1
Which soil would be most suitable to make pottery? 
(Hint: Which soil type holds water?) 
MEDIUM
7th CBSE
IMPORTANT
Science Horizons>Chapter 8 - Soil>Think and Answer>Q 2
Is soil a renewable or a non renewable resource? Give one reason for your answer. 
(Hint: How is soil formed?) 
HARD
7th CBSE
IMPORTANT
Science Horizons>Chapter 8 - Soil>Subject Enrichment>Q 3
Calculate the following:
If a soil took half an hour to percolate 500 ml of water, what is the rate of percolation of the soil? 
MEDIUM
7th CBSE
IMPORTANT
Science Horizons>Chapter 8 - Soil>Subject Enrichment>Q 3

Calculate the following:

Priya poured a litre of water in a pot with a hole, filled with garden soil. After a while, she measured the amount of water collected in the beaker and it was 450 ml. Find the percentage of water absorption of the soil if it was 1.5 kg in the pot. ( Assume the density of water is 1 g/ml )