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Question (1)

QN0034062

Which of the following is the main source of water on Earth?

(A) Wells
(B) Rain
(C) Tap
(D) Pond

Correct Answer: B

Explanation:

Rain is the primary natural source of fresh water.

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Question (2)

QN0034063

After heavy rain, some rainwater gets absorbed into the soil. This water may later become:

(A) Clouds
(B) Underground water in wells
(C) Snow
(D) Steam only

Correct Answer: B

Explanation:

Rainwater seeps into the ground and recharges groundwater.

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Question (3)

QN0034064

Riya noticed that after rain, water disappeared quickly from the school playground but remained for a long time in a roadside pit. Why?

(A) The playground absorbed more water
(B) The pit pushed water upward
(C) The pit produced water
(D) The playground had no rain

Correct Answer: A

Explanation:

Soil absorbs water better than waterlogged pits.

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Question (4)

QN0034065

Which of the following is NOT a natural source of water?

(A) River
(B) Lake
(C) Tap
(D) Pond

Correct Answer: C

Explanation:

A tap supplies water collected from natural sources.

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Question (5)

QN0034066

Aman keeps the tap running while brushing his teeth. Which action would save more water?

(A) Brush faster with the tap open
(B) Close the tap while brushing
(C) Use more water
(D) Wash hands repeatedly

Correct Answer: B

Explanation:

Turning off the tap prevents unnecessary wastage.

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Question (6)

QN0034067

A village receives water from a nearby lake. Which arrangement is most likely before water reaches the houses?

(A) Tank → Pipes → Houses
(B) Houses → Tank → Lake
(C) Well → Clouds → Pipes
(D) Pond → Rain → Houses

Correct Answer: A

Explanation:

Water is usually stored in tanks before distribution.

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Question (7)

QN0034068

Which container is traditionally used to keep drinking water cool without electricity?

(A) Plastic bottle
(B) Clay pot
(C) Steel plate
(D) Paper cup

Correct Answer: B

Explanation:

Clay pots naturally cool water.

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Question (8)

QN0034069

Which of the following activities can safely use reused wastewater?

(A) Drinking
(B) Cooking rice
(C) Watering plants
(D) Making juice

Correct Answer: C

Explanation:

Wastewater can be reused for watering plants.

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Question (9)

QN0034070

Ravi collected rainwater in two containers. One was kept under a tree and the other in an open area. Which water is likely to be cleaner?

(A) Under the tree
(B) Open area
(C) Both always equal
(D) Impossible to collect rainwater

Correct Answer: B

Explanation:

Leaves and dust from trees may make rainwater dirtier.

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Question (10)

QN0034071

Which practice helps conserve water the MOST?

(A) Washing vehicles daily with a hose
(B) Reusing water used for washing vegetables to water plants
(C) Throwing away leftover water
(D) Keeping taps leaking

Correct Answer: B

Explanation:

Reusing water reduces wastage.

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Question (1)

Which of the following is the main source of water on Earth?

Explanation:

Link:

Question (2)

After heavy rain, some rainwater gets absorbed into the soil. This water may later become:

Explanation:

Link:

Question (3)

Riya noticed that after rain, water disappeared quickly from the school playground but remained for a long time in a roadside pit. Why?

Explanation:

Link:

Question (4)

Which of the following is NOT a natural source of water?

Explanation:

Link:

Question (5)

Aman keeps the tap running while brushing his teeth. Which action would save more water?

Explanation:

Link:

Question (6)

A village receives water from a nearby lake. Which arrangement is most likely before water reaches the houses?

Explanation:

Link:

Question (7)

Which container is traditionally used to keep drinking water cool without electricity?

Explanation:

Link:

Question (8)

Which of the following activities can safely use reused wastewater?

Explanation:

Link:

Question (9)

Ravi collected rainwater in two containers. One was kept under a tree and the other in an open area. Which water is likely to be cleaner?

Explanation:

Link:

Question (10)

Which practice helps conserve water the MOST?

Explanation:

Link:

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