MCQ
Which of the following statement(s) is/ are correct?
  • The planet earth is surrounded by a thin layer of air.
  • B
    The thin layer of air that surrounds earth extends only up to two kilometres below the surface of earth.
  • C
    This thin layer of air that surrounds ear this no importance for living beings.
  • D
    All of the above.

Answer

Correct option: A.
The planet earth is surrounded by a thin layer of air.
The planet earth is surrounded by a thin layer of air.

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