Multiple choice

Why do earthworms come out of soil, during heavy rainfall?

  1. To drink water

  2. To wash their old skin

  3. To breathe in air

  4. Their houses in soil get damaged

  5. Other soil organisms grow and push them out
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Yes, it is correct. Water fills up all the spaces occupied by the air in the soil. In this situation, animals living in the soil have to come out for respiration.

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