Water Conservation Class 7 MCQs
Water Conservation – MCQs
Class: 7 |
Subject: Science |
Section: 15 – Natural Resources |
Topic: Water Conservation
CBSE Board Examination – NCERT Concept Based Objective Questions
1. Water conservation means:
Answer: B
Water conservation involves careful use, protection, and management of water resources to prevent scarcity.
Water conservation involves careful use, protection, and management of water resources to prevent scarcity.
2. The major reason for water scarcity is:
Answer: B
Excessive use in agriculture, industries, and homes reduces available freshwater.
Excessive use in agriculture, industries, and homes reduces available freshwater.
3. Rainwater harvesting helps in:
Answer: B
Collected rainwater percolates into the soil and raises the water table.
Collected rainwater percolates into the soil and raises the water table.
4. Which method saves maximum irrigation water?
Answer: B
Drip irrigation supplies water directly to roots, minimizing evaporation loss.
Drip irrigation supplies water directly to roots, minimizing evaporation loss.
5. Fixing leaking taps helps in:
Answer: B
Small leaks can waste thousands of litres annually if ignored.
Small leaks can waste thousands of litres annually if ignored.
6. The best domestic practice to conserve water is:
Answer: B
Buckets use far less water than showers.
Buckets use far less water than showers.
7. Planting trees helps water conservation by:
Answer: B
Roots hold soil and help water seep underground.
Roots hold soil and help water seep underground.
8. Which is a traditional water conservation method?
Answer: B
Stepwells stored rainwater in ancient India.
Stepwells stored rainwater in ancient India.
9. Water conservation is necessary because freshwater is:
Answer: B
Usable freshwater is limited on Earth.
Usable freshwater is limited on Earth.
10. Rooftop harvesting collects water from:
Answer: B
Rainwater from roofs is stored for reuse or recharge.
Rainwater from roofs is stored for reuse or recharge.
11. Which sector uses most water in India?
Answer: B
Irrigation consumes the largest share.
Irrigation consumes the largest share.
12. Turning off tap while brushing saves:
Answer: C
This simple habit prevents daily wastage.
This simple habit prevents daily wastage.
13. Reusing RO wastewater helps in:
Answer: B
It can be reused for cleaning and gardening.
It can be reused for cleaning and gardening.
14. Check dams help in:
Answer: B
They slow water flow allowing infiltration.
They slow water flow allowing infiltration.
15. Sprinkler irrigation conserves water by:
Answer: B
Uniform spraying reduces wastage.
Uniform spraying reduces wastage.
16. Water conservation protects:
Answer: B
All living organisms depend on water.
All living organisms depend on water.
17. Over‑extraction of groundwater leads to:
Answer: B
Continuous pumping lowers groundwater level.
Continuous pumping lowers groundwater level.
18. Best slogan for conservation:
Answer: B
It highlights importance of water for survival.
It highlights importance of water for survival.
19. Recycling wastewater helps to:
Answer: B
Treated water can be reused.
Treated water can be reused.
20. Individual responsibility in conservation includes:
Answer: B
Every person’s effort contributes to sustainability.
Every person’s effort contributes to sustainability.