Entry Test MCQ :: Support and Movement

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Which of the following statement about an arthropod exoskeleton is incorrect?

[A].	It permits gaseous exchange.	[B].	It contains joints, for the same purpose as present in human skeletal system.
[C].	It provides muscle attachment.	[D].	Like all the other types of exoskeleton, they lack sensation.

Answer: Option B

burhan said:

joints are present in the endoskeleton and exo skeleton present at outerside of the body...