Degradation and conservation of Soil

Q. Which of the following is not a way to prevent soil erosion on hill slopes?

1. Contour Barrier
2. Terrace Farming
3. None of the above
4. Contour Ploughing

Q. Which of the following is NOT a cause for deforestation in India?

1. Construction activities
2. Overgrazing
3. Forest fires
4. None of the above

Q. Soil erosion can finally lead to desertification. True or false?

Q. Which method of farming can reduce soil erosion caused due to wind?

1. Intercropping
2. Terrace farming
3. Shelter belts
4. Commercial farming

Q. The breakdown of rocks into smaller pieces because of the effects of variations in temperature and water percolation is called ______.

1. re-crystallisation
2. mining
3. weathering
4. crystallisation

Q.

Which of the following is not a cause for deforestation in India?

1. Afforestation

2. Constructional activities

3. Overgrazing

4. Forest fires

Q. Which of the following is not a way to prevent soil erosion on hill slopes?

1. Contour Barrier
2. Terrace Farming
3. Contour Ploughing
4. None of the above

Q. Which of the following are the reasons for soil erosion ?

1. Deforestation
2. Landslides
3. Overgrazing
4. All of the above

Q. What are shelter belts?

1. Planting rows of trees to prevent soil erosion.
2. Growing strips of grass in between crops.
3. Growing big plants in between coffee plants to protect them from direct sunlight.
4. The process of terrace farming.