Aquifers

Q. _______ is an underground reservoir inside the rocks.

1. Pond
2. Aquifer
3. Lake
4. Glacier

Q. The process of collecting rain water in huge, cemented pits is called:

1. filtration of water.
2. storing of water.
3. transportation of water.
4. rain water harvesting.

Q.

The average depth of the water table in a particular city is found to be 200m. What should be the depth of the borewell in order to fetch ground water?

1. Does not depend on the depth of water table

2. Less than 200m

3. Greater than 200m

4. Can’t be said

Q.

Household waste is also called as ___________.

1. Carriage

2. Garbage

3. Montage

4. Garage

Q. Aquifer is a source of groundwater.

1. False
2. True

Q. Which of the following can cause contamination of an aquifer?

1. Excavation and mining
2. Excessive use of fertilisers
3. Building bawris
4. Septic tank leakage

Q. Aquifers are a renewable source of freshwater.

1. True
2. False

Q. A result of pumping water from aquifers is that

1. farms produce fewer crops.
2. the recharge zone shrinks
3. the aquifer gets depleted
4. groundwater stops getting collected

Q. Which amongst the following can be best described as 'huge storehouses of groundwater'?

1. Bawris
2. Aquifers
3. Septic tanks
4. Aquariums

Q.

Which of the following are the alternate arrangements for sewage disposal?

1. Septic tanks

2. Chemical toilets

3. Composting pits

4. Manholes