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Question 10377
NEET Biology · Easy

Structural Organisation in Animals: Earthworm ecology MCQ

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Earthworm ecologyEasyQuestion 10377

Question

Earthworm improves soil chiefly by:

  1. A
    Burrowing and casting activity
    Correct
  2. B
    Producing venom
  3. C
    Nitrogen fixation in chloroplasts
  4. D
    Predation on roots

Correct answer

Burrowing and casting activity

Explanation

It loosens soil and enriches it with nutrient-rich casts.

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