Calcareous, chitinous and other hard materials covering the body surface which provide protection and supports is called:

Calcareous, chitinous and other hard materials covering the body surfa

1.	Calcareous, chitinous and other hard materials covering the body surface which provide protection and supports is called:
A.	Ectoderm
B.	Endoderm
C.	Endoskeleton
D.	Exoskeleton
Answer» E.

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Calcareous, chitinous and other hard materials covering the body surface which provide protection and supports is called:

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