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Question (21)

QN0010232

Which structure mentioned in the chapter helps rainwater return underground?

(A) Soak pit
(B) Flyover
(C) Bridge
(D) Tunnel

Correct Answer: A

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Question (22)

QN0010233

If a town replaces a large grassy area with a parking lot, what will most likely happen to groundwater recharge?

(A) Increase greatly
(B) Stay unchanged
(C) Decrease
(D) Stop evaporation

Correct Answer: C

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Question (23)

QN0010234

Which sequence correctly describes groundwater formation?

(A) Rain → Cloud → Groundwater
(B) Rain → Soil → Underground storage
(C) River → Ocean → Groundwater
(D) Cloud → Ice → Groundwater

Correct Answer: B

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Question (24)

QN0010235

A student pours 200 ml of water into dry soil. Most of the water disappears below the surface. This demonstrates ________.

(A) evaporation
(B) groundwater recharge
(C) freezing
(D) condensation

Correct Answer: B

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Question (25)

QN0010236

Which feature of cities often reduces groundwater recharge?

(A) Parks
(B) Trees
(C) Cemented surfaces
(D) Open fields

Correct Answer: C

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Question (26)

QN0010237

If 80% of an area is covered with concrete and only 20% is open soil, groundwater recharge will likely be ________.

(A) higher
(B) lower
(C) unchanged
(D) impossible to predict

Correct Answer: B

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Question (27)

QN0010238

Why do wells need groundwater to be present underground?

(A) Wells store ocean water.
(B) Wells draw water from underground reserves.
(C) Wells create groundwater.
(D) Wells form clouds.

Correct Answer: B

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Question (28)

QN0010239

Which option best compares a paved area and a green lawn during rainfall?

(A) Both recharge groundwater equally.
(B) Paved area recharges more.
(C) Green lawn recharges more.
(D) Neither recharges groundwater.

Correct Answer: C

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Question (29)

QN0010240

A housing colony plants many trees and builds soak pits. What is the most likely effect?

(A) Reduced groundwater recharge
(B) Increased groundwater recharge
(C) Increased salinity
(D) Less rainfall

Correct Answer: B

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Question (30)

QN0010241

Groundwater is mainly stored ________.

(A) above the clouds
(B) inside rivers
(C) deep below the ground
(D) on mountain tops

Correct Answer: C

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Question (21)

Which structure mentioned in the chapter helps rainwater return underground?

Explanation:

Link:

Question (22)

If a town replaces a large grassy area with a parking lot, what will most likely happen to groundwater recharge?

Explanation:

Link:

Question (23)

Which sequence correctly describes groundwater formation?

Explanation:

Link:

Question (24)

A student pours 200 ml of water into dry soil. Most of the water disappears below the surface. This demonstrates ________.

Explanation:

Link:

Question (25)

Which feature of cities often reduces groundwater recharge?

Explanation:

Link:

Question (26)

If 80% of an area is covered with concrete and only 20% is open soil, groundwater recharge will likely be ________.

Explanation:

Link:

Question (27)

Why do wells need groundwater to be present underground?

Explanation:

Link:

Question (28)

Which option best compares a paved area and a green lawn during rainfall?

Explanation:

Link:

Question (29)

A housing colony plants many trees and builds soak pits. What is the most likely effect?

Explanation:

Link:

Question (30)

Groundwater is mainly stored ________.

Explanation:

Link:

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