EWT | Academic Question

Question (1)

QN00166

Read the statements carefully: Every living organism depends on air, water, and sunlight. Human activities can affect Earth’s climate. Natural resources are unlimited and never exhausted. Which of the above statements are correct?

(A) 1 and 2 only
(B) 2 and 3 only
(C) 1 and 3 only
(D) 1, 2 and 3

Correct Answer: A

Explanation:

Statements 1 and 2 are correct. Natural resources are limited and can get exhausted if overused.

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Question (2)

QN00158

Which of the following best explains why Earth is called “just right” for life?

(A) Earth is the biggest planet in the Solar System
(B) Earth receives light only during daytime
(C) Water remains liquid and the atmosphere protects life
(D) Earth has more mountains and forests

Correct Answer: C

Explanation:

Earth is at the correct distance from the Sun, allowing water to remain liquid. Its atmosphere also protects living beings from harmful ultraviolet rays.

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Question (3)

QN00159

Which statement correctly matches the definition of an ecosystem?

(A) A group of planets revolving around the Sun
(B) Interaction between living organisms and their environment
(C) Only plants growing in a forest
(D) A mixture of air, water, and soil only

Correct Answer: B

Explanation:

An ecosystem includes living organisms interacting with air, water, sunlight, soil, and other surroundings.

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Question (4)

QN00160

A pond suddenly dries up due to extreme heat. Which effect is most likely to occur first?

(A) Fish population may decrease
(B) Mountains may disappear
(C) The Moon’s phases will change
(D) Soil will stop containing minerals

Correct Answer: A

Explanation:

Fish and other aquatic organisms directly depend on water for survival. Drying of the pond affects them immediately.

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Question (5)

QN00161

Which of the following is a natural resource that directly protects humans from harmful ultraviolet rays?

(A) Soil
(B) Atmosphere
(C) Rocks
(D) Sand

Correct Answer: B

Explanation:

The atmosphere acts as a protective layer and shields Earth from harmful ultraviolet rays from the Sun.

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Question (6)

QN00162

A scientist says, “Small changes in Earth’s temperature can disturb climate patterns.” Which human activity is most closely related to this problem?

(A) Planting trees
(B) Conserving water
(C) Excessive pollution and deforestation
(D) Observing Moon phases

Correct Answer: C

Explanation:

Pollution and cutting down forests increase global warming and disturb climate patterns.

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Question (7)

QN00163

Which option contains only natural resources mentioned or implied in the chapter?

(A) Plastic, steel, petrol
(B) Air, water, sunlight
(C) Mobile phone, electricity, fuel
(D) Buildings, roads, cement

Correct Answer: B

Explanation:

Air, water, and sunlight are naturally available resources essential for life.

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Question (8)

QN00164

If Earth moved much closer to the Sun, what would most likely happen first?

(A) Water may evaporate rapidly
(B) Moon phases would stop
(C) Air would become solid
(D) Plants would stop requiring sunlight

Correct Answer: A

Explanation:

Higher temperatures due to reduced distance from the Sun would cause rapid evaporation of water.

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Question (9)

QN00165

Which of the following best shows dependence of living organisms on natural resources?

(A) Birds building nests in trees
(B) A robot charging its battery
(C) A calculator solving sums
(D) A magnet attracting iron

Correct Answer: A

Explanation:

Birds depend on trees for shelter and nesting, showing dependence on natural resources.

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Question (10)

QN00167

Why is protecting natural resources important for future generations?

(A) To increase the number of planets
(B) Because all machines need decoration
(C) Because life depends on balanced ecosystems
(D) To make the Moon brighter

Correct Answer: C

Explanation:

Balanced ecosystems are necessary for sustaining life, so natural resources must be protected and conserved.

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Question (1)

Read the statements carefully: Every living organism depends on air, water, and sunlight. Human activities can affect Earth’s climate. Natural resources are unlimited and never exhausted. Which of the above statements are correct?

Explanation:

Link:

Question (2)

Which of the following best explains why Earth is called “just right” for life?

Explanation:

Link:

Question (3)

Which statement correctly matches the definition of an ecosystem?

Explanation:

Link:

Question (4)

A pond suddenly dries up due to extreme heat. Which effect is most likely to occur first?

Explanation:

Link:

Question (5)

Which of the following is a natural resource that directly protects humans from harmful ultraviolet rays?

Explanation:

Link:

Question (6)

A scientist says, “Small changes in Earth’s temperature can disturb climate patterns.” Which human activity is most closely related to this problem?

Explanation:

Link:

Question (7)

Which option contains only natural resources mentioned or implied in the chapter?

Explanation:

Link:

Question (8)

If Earth moved much closer to the Sun, what would most likely happen first?

Explanation:

Link:

Question (9)

Which of the following best shows dependence of living organisms on natural resources?

Explanation:

Link:

Question (10)

Why is protecting natural resources important for future generations?

Explanation:

Link:

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