EWT | Academic Question

Questions
Question (1)
QN0057
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 (2)
QN0063
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 (3)
QN0064
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 (4)
QN0065
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 (5)
QN0066
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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