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Question (11)

QN005723

A village plants 250 saplings. If 80% survive after one year, how many survive?

(A) 150
(B) 175
(C) 200
(D) 225

Correct Answer: C

Explanation:

80% of 250 = 200.

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Question (12)

QN005724

Forests help prevent:

(A) Soil erosion
(B) Photosynthesis
(C) Pollination
(D) Respiration

Correct Answer: A

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Question (13)

QN005725

Which layer of a forest contains the tallest trees?

(A) Canopy
(B) Forest floor
(C) Shrub layer
(D) Grass layer

Correct Answer: A

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Question (14)

QN005726

A forest officer records 1200 trees in a region. If 300 new trees are planted, how many trees will there be altogether?

(A) 1300
(B) 1400
(C) 1500
(D) 1600

Correct Answer: C

Explanation:

1200 + 300 = 1500.

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Question (15)

QN005727

Which of the following is a medicinal product obtained from forests?

(A) Herbs
(B) Plastic bottles
(C) Steel rods
(D) Bricks

Correct Answer: A

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Question (16)

QN005728

Forests contribute to rainfall mainly by:

(A) Releasing water vapour into the atmosphere
(B) Producing clouds directly
(C) Blocking sunlight completely
(D) Increasing soil temperature

Correct Answer: A

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Question (17)

QN005729

If 40 out of 200 trees in a forest are teak trees, what percentage are teak trees?

(A) 10%
(B) 15%
(C) 20%
(D) 25%

Correct Answer: C

Explanation:

(40/200) × 100 = 20%.

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Question (18)

QN005730

Which practice helps conserve forests?

(A) Afforestation
(B) Deforestation
(C) Overgrazing
(D) Mining without control

Correct Answer: A

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Question (19)

QN005731

A forest reserve contains 150 deer. If the population increases by 30, what is the new population?

(A) 160
(B) 170
(C) 180
(D) 190

Correct Answer: C

Explanation:

150 + 30 = 180.

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Question (20)

QN005732

Forests provide habitat to:

(A) Only birds
(B) Only mammals
(C) A variety of plants and animals
(D) Only insects

Correct Answer: C

Explanation:

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Question (11)

A village plants 250 saplings. If 80% survive after one year, how many survive?

Explanation:

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Question (12)

Forests help prevent:

Explanation:

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Question (13)

Which layer of a forest contains the tallest trees?

Explanation:

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Question (14)

A forest officer records 1200 trees in a region. If 300 new trees are planted, how many trees will there be altogether?

Explanation:

Link:

Question (15)

Which of the following is a medicinal product obtained from forests?

Explanation:

Link:

Question (16)

Forests contribute to rainfall mainly by:

Explanation:

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Question (17)

If 40 out of 200 trees in a forest are teak trees, what percentage are teak trees?

Explanation:

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Question (18)

Which practice helps conserve forests?

Explanation:

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Question (19)

A forest reserve contains 150 deer. If the population increases by 30, what is the new population?

Explanation:

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Question (20)

Forests provide habitat to:

Explanation:

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