CLASS 7 Chapter 9 Soil

Short answer type questions

 

Question 1. Why soil is essential for agriculture?

Question 2. Name some organisms that live in the soil.

Question 3. How do polythene bags and plastics are a threat to the environment?

Question 4. What is humus?

Question 5. What do understand by the term soil profile?

Question 6. Name the different types of soil.

Question 7. What is the percolation rate of water?

Question 8. Write the uses of clayey soil.

Question 9. Which soil is suitable for pulses?

Question 10. What brings changes in the soil profile?

Question 11. Which type of soil is used to make pots, toys and statues?

Long answer type questions

 

Question 1. Explain the different layers of soil.

Question 2. What is sandy soil?

Question 3. Write the difference between clayey soil and sandy soil.

Question 4. Describe how soil absorbs water.

Question 5. What do you understand by soil erosion?