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Which of the following characters is sho...

Which of the following characters is shown by the members of classes-Chondrichthyes?

A

Notochors is persistent throughout life

B

Gill slits are separate and without operculm (gill cover)

C

The skin is tough containing minute placoid scales

D

All of the above

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The correct Answer is:
D
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ARIHANT NEET-ANIMALIA-III (CHORDATES)-CHAPTER EXERCISES (TAKING IT TOGETHER) (ASSORTED QUESTIONS OF THE CHAPTER FOR ADVANCED LEVEL PRACTICE)
  1. Petromyzon is not a true fish because of

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  2. Find out the statement which is true about the group Gnathostomata.

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  3. Which of the following characters is shown by the members of classes-C...

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  4. Select the correct statement (s) about Chondrichthyes.

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  5. Identify the statement which is incorrect about sharkes.

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  6. Freshwater bony fishes maintain water balance by

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  7. Which of the following is/are correct about amphibians?

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  8. Which one of the followng characters is not related with the amphibian...

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  9. See the rollowing figures and choose the correct option with their res...

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  10. Pick out rhe set of amphibians which belong to order-Anura.

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  11. Axolta larva of Ambystoma normally fails to metamorphose due to t he

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  12. In Alytes obstetricans,

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  13. Which of the following character is not shown by a salamander?

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  14. Which animal enject a stream of blood on beind irritated?

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  15. Which of the following statements is/are true about reptiles?

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  16. Which of the following is not a charac teristic of reptiles?

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  17. Chos the incorret statement about reptiles.

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  18. Chose the correct statement about snakes.

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  19. Which of the following is not a characteristic of Aves?

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  20. Select the correct statement about class-Aves.

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