Multiple choice

Which of the following roles are played by the air plays in the life cycle on Earth? (a) Air helps in the movements of sailing yachts, gliders, parachutes and airplanes.
(b) Birds, bats and insects can fly due to the presence of air. (c) Air plays an important role in water cycle. (d) Air helps in the dispersal of seeds and pollen of flowers of several plants.

  1. a, b and d

  2. a, b and c

  3. a, c and d

  4. none of them

  5. all of them
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Correct. Air plays an important role in the life cycle of Earth. All these are possible only because of presence of air.

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