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Question (31)

QN0014262

Which practice wastes the least water?

(A) Filling only the required amount
(B) Letting water overflow
(C) Running taps continuously
(D) Ignoring leaks

Correct Answer: A

Explanation:

Use only what is needed.

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Question (32)

QN0014263

A leaking tap wastes 6 litres each day. How much water is wasted in 15 days?

(A) 80 litres
(B) 85 litres
(C) 90 litres
(D) 95 litres

Correct Answer: C

Explanation:

6 × 15 = 90 litres.

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Question (33)

QN0014264

Why is water conservation important for future generations?

(A) They will also need water
(B) They do not use water
(C) Water is unnecessary
(D) Water can never finish

Correct Answer: A

Explanation:

Future generations depend on water too.

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Question (34)

QN0014265

A school repaired leaks and saved 45 litres daily. How much water is saved in 5 days?

(A) 200 litres
(B) 225 litres
(C) 250 litres
(D) 275 litres

Correct Answer: B

Explanation:

45 × 5 = 225 litres.

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Question (35)

QN0014266

Which action reflects the message of “Every drop counts”?

(A) Using water wisely
(B) Wasting water freely
(C) Ignoring shortages
(D) Leaving taps open

Correct Answer: A

Explanation:

Wise use saves water.

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Question (36)

QN0014267

A family saves 18 litres daily by careful use. How much water is saved in 11 days?

(A) 178 litres
(B) 188 litres
(C) 198 litres
(D) 208 litres

Correct Answer: C

Explanation:

18 × 11 = 198 litres.

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Question (37)

QN0014268

What should people do before water starts overflowing from a bucket?

(A) Stop filling it
(B) Ignore it
(C) Add another pipe
(D) Shake the bucket

Correct Answer: A

Explanation:

This prevents water wastage.

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Question (38)

QN0014269

A bucket overflows by 4 litres each day. How much water is wasted in 20 days?

(A) 60 litres
(B) 70 litres
(C) 80 litres
(D) 90 litres

Correct Answer: C

Explanation:

4 × 20 = 80 litres.

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Question (39)

QN0014270

Which observation best supports water conservation?

(A) Small amounts wasted daily become large over time
(B) Water wastage has no effect
(C) Leaks do not matter
(D) Overflow is useful

Correct Answer: A

Explanation:

Small wastage adds up over time.

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Question (40)

QN0014271

A colony saves 500 litres of water in one month and 650 litres in the next month. How much water is saved in total?

(A) 1050 litres
(B) 1100 litres
(C) 1150 litres
(D) 1200 litres

Correct Answer: C

Explanation:

500 + 650 = 1150 litres.

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Question (31)

Which practice wastes the least water?

Explanation:

Link:

Question (32)

A leaking tap wastes 6 litres each day. How much water is wasted in 15 days?

Explanation:

Link:

Question (33)

Why is water conservation important for future generations?

Explanation:

Link:

Question (34)

A school repaired leaks and saved 45 litres daily. How much water is saved in 5 days?

Explanation:

Link:

Question (35)

Which action reflects the message of “Every drop counts”?

Explanation:

Link:

Question (36)

A family saves 18 litres daily by careful use. How much water is saved in 11 days?

Explanation:

Link:

Question (37)

What should people do before water starts overflowing from a bucket?

Explanation:

Link:

Question (38)

A bucket overflows by 4 litres each day. How much water is wasted in 20 days?

Explanation:

Link:

Question (39)

Which observation best supports water conservation?

Explanation:

Link:

Question (40)

A colony saves 500 litres of water in one month and 650 litres in the next month. How much water is saved in total?

Explanation:

Link:

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