Soil Erosion And Conservation Quiz 2 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. "Chipko Movement" is related to

Correct Answer: D) Plant conservation.

2. The disadvantage of ploughing in arid and semi-arid zones is

Correct Answer: A) Loss of soil water.

3. Wind turbulence is increases with increase in

Correct Answer: A) Friction velocity.

4. Class-III lands of LUCC are

Correct Answer: A) Moderately good for cultivation.

5. Agrostology is related with the study of

Correct Answer: A) Grasses.

6. Mulching helps in

Correct Answer: B) Moisture conservation.

7. If the top soil has been eroded, we retire a land and grow over it

Correct Answer: A) Grasses.

8. Gully erosion is the

Correct Answer: A) Last stage of rill formation.

9. The removal of weeds by ploughing is called

Correct Answer: A) Tilling.

10. Odum has described soil erosion as

Correct Answer: A) Soil pollution.

11. The possible beneficial effect of the grazing animals is

Correct Answer: D) Addition of their excreta to the soil.

12. Wind erosion will be higher from

Correct Answer: A) A barren sandy soil.

13. Which is the main causative factor for desertification?

Correct Answer: B) Overgrazing.

14. A sllopy land on account of continued rainfall initially under goes

Correct Answer: C) Rill erosion.

15. Wave erosion is more prevalent and well marked

Correct Answer: C) At the sea shore.

16. Erosivity is the function of

Correct Answer: A) Rainfall intensity.

17. The soil permeability can be decreased due to blockers called

Correct Answer: B) Pans.

18. Wind turbulence is greater on

Correct Answer: A) Rough surface.

19. An important agrostological technique to check soil erosion in the initial stages is

Correct Answer: D) Ley farming.

20. The chief cause of accelerated erosion is

Correct Answer: A) Overfelling and overgrazing.