Class 7 Science
Chapter 16: Water – A Precious Resource
MCQs and Practice Worksheet
Part A: Multiple Choice Questions (MCQs)
Q1. Water is called a precious resource because:
A. It is colourful
B. It is limited and essential for life
C. It is cheap
D. It is heavy
Answer: B
Q2. Which of the following is the main source of water?
A. Rivers
B. Lakes
C. Rain
D. Wells
Answer: C
Q3. Water present below the surface of the Earth is called:
A. Rainwater
B. River water
C. Groundwater
D. Sea water
Answer: C
Q4. The decrease in the level of groundwater is known as:
A. Water cycle
B. Water pollution
C. Depletion of water table
D. Condensation
Answer: C
Q5. Which of the following is NOT a cause of depletion of water table?
A. Increase in population
B. Industrial use of water
C. Rainwater harvesting
D. Deforestation
Answer: C
Q6. Which process changes water into water vapour?
A. Condensation
B. Evaporation
C. Precipitation
D. Freezing
Answer: B
Q7. Collecting and storing rainwater is called:
A. Water cycle
B. Groundwater recharge
C. Rainwater harvesting
D. Irrigation
Answer: C
Part B: Practice Worksheet
1. Fill in the blanks:
- Water is essential for all __________ beings.
- The main source of water is __________.
- Decrease in groundwater level is called __________.
- Collecting rainwater is called __________ harvesting.
2. Very Short Answer:
(a) What is groundwater?
(b) Name one cause of depletion of water table.
(c) What is rainwater harvesting?
3. Short Answer:
(a) What is the water cycle?
(b) Write two methods of conserving water.
(c) Why should we save water?
4. Long Answer:
Explain the causes and prevention of depletion of water table.
Answer Key (For Teachers & Parents)
Fill in the blanks:
- Living
- Rain
- Depletion of water table
- Rainwater
Very Short Answers:
- Water present below Earth’s surface
- Increase in population / Industrial use
- Collecting and storing rainwater
Shaktimatha CBSE Learning
Class 7 Science – Chapter 16: MCQs & Worksheet
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