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Placoid scales are found in …………………… ....

Placoid scales are found in …………………… .

A

reptilia

B

bony fishes

C

cartilaginous fishes

D

amphibians

Text Solution

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The correct Answer is:
C
cartilaginous fishes
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FULL MARKS-KINGDOM ANIMALIA-ENTRANCE EXAMINATION QUESTIONS SOLVED (CHOOSE THE CORRECT ANSWER)
  1. Limbless amphibians belong to the order ……………….. .

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  2. Which of the following snakes is non-poisonous?

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  3. Placoid scales are found in …………………… .

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  4. Which of the following is a correct sequence of decreasing order of nu...

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  5. Excretory organ in Balanoglossus are …………………….. .

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  6. Reptiles share which of the following character with birds and mammals...

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  7. Cowper's gland is present in ……………….. .

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  8. Which of the following pairs belong to the category of cold blooded an...

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  9. The character of birds without exception is …………………… .

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  10. Quill feathers at the base of quill wings are called

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  11. Which of the following pair of organisms are uricotelic?

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  12. In the urinogenital organs of rabbit which one of following part is pr...

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  13. Which one of the following features is present in some stage of the li...

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  14. Thoracic cage in rabbit is made up of ……………….. .

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  15. Which of the following has exoskeleton of scales and paired copulatory...

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  16. Laterally compressed tail is found in ………………. .

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  17. Which of the following is characteristic feature of fishes?

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  18. Similarity between fish and tadpole is ………………… .

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  19. Four chambered heart is present in ………………….. .

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  20. Right aortic arch is present in……………….. .

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