Question : Which of the following is a method of water conservation?

Option 1: Deforestation to increase water runoff

Option 2: Constructing large dams in every river

Option 3: Using drip irrigation in agriculture

Option 4: Increasing industrial water discharge

Question : Which one of the following does not cause soil erosion ?

Option 1: Overgrazing

Option 2: Deforestation

Option 3: Weathering 

Option 4: Overcopping

Question : Which of the following is a major cause of environmental pollution?

Option 1: Deforestation

Option 2: Industrialization

Option 3: Recycling

Option 4: Conservation

Question : Which of the following is a cause of soil erosion?

Option 1: Overgrazing by livestock

Option 2: Deforestation

Option 3: Improper agricultural practices

Option 4: All of the above

Question : Which of the following is a method of water conservation?

Option 1: Running the tap while brushing teeth

Option 2: Taking long showers

Option 3: Collecting rainwater

Option 4: Washing cars daily