Soil Pollution

Q. What are the major causes of soil pollution?

1. Soil erosion
2. Landfills
3. Landslides
4. Rainfall

Q. which of the following is cultivable wasteland? a] current fallow b]gross cropped area c]uncultivable wasteland

Q. Alteration in physical, chemical and biological characteristics of X which may have harmful effects on human and aquatic life is called X Y. Identify X and Y.

1. X- Soil
   Y- Erosion
2. X- Air
   Y- Quality
3. X- Light
   Y- Diffraction
4. X- Water
   Y- Pollution

Q.

Mention the various measures to prevent soil pollution.

Q. Which of these cannot be a measure to control soil pollution?

1. Uncontrolled use of pesticides and insecticides.
2. Proper disposal of wastes.
3. Proper usage of land.
4. Carrying out awareness programmes on soil utilization.

Q. What is soil pollution?

1. It is the decrease in the quantity of soils either due to human sources or natural sources or by both.
2. It is the decrease in the quality of soils due to human sources only.
3. It is the decrease in the quality of soils due to natural sources only.
4. It is the decrease in the quality of soils either due to human sources or natural sources or by both.

Q. Identify the sources of soil pollution from the following.

1. Industrial waste
2. Mining waste
3. Nuclear waste
4. Space waste