Question

Earthworm live in the burrows which are made

विकल्प

• 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

Answer 1

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.