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The exoskeleton is
- non living
- living
- bony
- cartilaginous
- N/A
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Answer: A Explanation: -
Exoskeleton is mostly secretrd by which layer
- endoderm
- ectoderm
- mesoderm
- none
- N/A
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Answer: B Explanation: -
The procuticle layer of exoskeleton is made up of
- chitin
- polysaccharides
- proteins
- all
- N/A
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Answer: D Explanation: -
Marine bivalve and snail have
- endoskeleton
- exoskeleton
- hydrostatic skeleton
- none
- N/A
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Answer: B Explanation: -
It usually limits growth and size of animal
- endoskelton
- exoskeleton
- hydrostatic skelton
- All
- N/A
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Answer: B Explanation: -
Periodically sheding of exoskeleton is known as
- ecdysis or moulting
- osification
- impregnation
- none
- N/A
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Answer: A Explanation: -
Exoskeleton is hardened by depsition of
- calcium phosphate
- calcium carbonate
- phosphorus
- sulphate
- N/A
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Answer: B Explanation: -
Ecdysis is genrally controlled by
- nervous system
- ecdysone
- cortisone
- both a and b
- N/A
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Answer: D Explanation: -
Human skeleton is an example of
- endo skeleton
- exo Skelton
- hydrostatic skeleton
- none
- N/A
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Answer: A Explanation: -
Human skeleton system mainly consists of
- Bones
- Cartilage
- both
- none
- N/A
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Answer: C Explanation: