Desertification

Q. The conversion of fertile lands into deserts is known as:

1. Famine
2. Desertification
3. Drought
4. Acid rain

Q.

The process in which forests are first converted into pastures, then into arid land, and finally into deserts is known as _________.

1. soil preparation
2. soil erosion
3. desertification
4. pasteurisation

Q. Which amongst the following would be the consequences of forest disappearance?

1. Soil erosion
2. Desertification
3. Rainfall
4. Increase in oxygen level

Q. Afforestation leads to an increase in soil erosion.

1. True
2. False

Q. The _________ of any system gets affected due to the widespread contamination of the soil.

1. both a and b
2. none of these
3. environmental balance
4. ecological balance

Q.

Water cycle does not depend on the number of trees.

1. True

2. False

Q. The process of conversion of fertile lands into deserts is known as:

1. Famine
2. Desertification
3. Acid rain
4. Drought

Q.

The process of land degradation by which a region becomes progressively drier and drier is called ___.