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The body wall of an earthworm is made up of how many muscle layers?(a) One(b) Three(c) Two(d) FiveI have been asked this question at a job interview.The question is from Animals topic in division Structural Organisations in Animals of Biology – Class 11

Answer»

Correct option is (c) Two

The explanation is: The body wall of the EARTHWORM is covered externally by a thin non – CELLULAR cuticle below which is the epidermis, two muscle LAYERSCIRCULAR and longitudinal and an INNERMOST coelomic epithelium.



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