Multiple choice

Which of the following factor/s are responsible for favourable life conditions on Earth a. Sufficient distance of Earth from Sun. b. The presence of layer of carbon dioxide and water vapour. c. The presence of layer of ozone.

  1. only a

  2. a and b

  3. a, b and c

  4. only c

  5. b and c
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Sufficient distance of Earth from Sun, the presence of layer of carbon dioxide and water vapour and the presence of layer of ozone, are the factors responsible for favourable life conditions on Earth. Thus, this is the correct option. 

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