Define soil pollution.

Important Questions on Soil

MEDIUM

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q F

What are the different factors that affect the soil?

MEDIUM

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q F

Neelam took 200 g soil. She placed it on a newspaper in the Sun and allowed it to dry for 2 hours. After drying it, she observed that the weight of the soil is reduced to 190g. Calculate the percentage of moisture in the soil sample.

HARD

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q F

What are the causes for soil erosion?

HARD

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q F

Explain how soil erosion can be prevented.

HARD

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q F

How deforestation is directly related to soil erosion?

HARD

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q F

What are the different effects of soil pollution?

HARD

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q G

Explain how soil is formed.

HARD

7th CBSE

IMPORTANT

LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 9 - Soil>Worksheet SA>Q G

Which soil is best suitable for crops? Why?