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Myelin sheath is produced by or Myli...

Myelin sheath is produced by
or
Mylin of the nerve fibres of the central nervous system is produced and maintained by

A

astrocytes and Schwann cells

B

oligodendrocytes and osteoclasts

C

osteoclasts and astrocytes

D

Schwann cells and oligodendrocytes

Text Solution

Verified by Experts

The correct Answer is:
D
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PRADEEP-STRUCTURAL ORGANIZATION IN ANIMALS-Practice Questions (Multiple Choice Questions)
  1. Myelin sheath is produced by or Mylin of the nerve fibres of the c...

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  2. The female genital pore of Pheretima posthuma located upon which segme...

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  3. In frog heart there are cardiac muscles which consist of fibres called

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  4. In which segment in earthworm is the clitellum present ?

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  5. The colour of the body in earthworm is brown due to presence of

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  6. Stink gland is found in

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  7. Salivery gland in earthworm is found in

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  8. Bidder's canal occurs in

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  9. Body of earthworm is divided into how many similar segments which are ...

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  10. Earthworms have no skeleton but during burrowing, the anterior end bec...

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  11. Which one of the following is the true description about an animal con...

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  12. The number of abdominal segments in male and female cockroach is

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  13. In earthworm the characteristic internal median fold of dorsal wall of...

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  14. Select the correct order of classification of Rana tigrina upto genus

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  15. The cloaca in frog is a common chamber for the urinary tract, reproduc...

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  16. Which of the following aminals is unisexual

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  17. In Frog anterior abdominal vein is formed by union of

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  18. In the earthworm

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  19. In the nymphal stage of cockroach the juvenile hormone is secreted by

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  20. Cockroach mainly excretes

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  21. In earthworm gizzard is found in

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