Degradation and Conservation of Soil

Q.

Define contour ploughing.

Q. What are shelter belts?

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

Q. Which of the following methods are used to conserve soil?

1. Contour barrier
2. Trickle irrigation
3. Surface runoff harvesting
4. Terrace farming

Q. The bare ground between plants is covered with a layer of organic matter like straw to help retain the soil's moisture. Name this important method of soil conservation.

1. Mulching
2. Contour Barriers
3. Rock Dams
4. Terrace Farming

Q. In , organic matter is used to cover the soil which helps in retaining soil moisture.

1. terrace farming
2. mulching
3. contour barriers
4. rock dams

Q. Contour lines are lines that join points at different elevations.

1. False
2. True

Q. Which of the following methods are used to conserve soil?

1. Contour barrier
2. Trickle irrigation
3. Surface runoff harvesting
4. Terrace farming