If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out is:
Correct answer: A. Coelomic fluid
- A. Coelomic fluid
- B. Haemolymph
- C. Slimy mucus
- D. Excretory fluid
Explanation
Coelom or body cavity of earthworm is filled with coelomic fluid. It lies between body wall and alimentary canal. So if a live earthworm is pricked with a needle on its outer surface without damaging the gut then only coelomic fluid will come out.
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