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Earthworm live in the burrows which are made -

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Question

Earthworm live in the burrows which are made

Options

  • Due to habit of swallowing soil

  • In the compact soil by the thin tapering anterior end assisted by hydrostatic pressure of coelomic fluid compartments

  • In soft soil rich in humus by mere pushing in of the body

  • All of the above

MCQ
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Solution

Earthworm live in the burrows which are made due to habit of swallowing soil, in the compact soil by the thin tapering anterior end assisted by hydrostatic pressure of coelomic fluid compartments and in soft soil rich in humus by mere pushing in of the body.

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Earthworm - Lampito Mauritii - Anatomy of Earthworm
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