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Chondrichthyes is characterised by...

Chondrichthyes is characterised by

A

Placoid scales

B

Ventral mouth

C

Ctenoid scales and ventral mouth

D

Placoid scales and ventral mouth

Text Solution

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The correct Answer is:
D
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MODERN PUBLICATION-ANIMAL KINGDOM-COMPETITION FILE OBJECTIVE TYPE QUESTIONS (MULTIPLE CHOISE QUESTIONS)
  1. Among the following which one is not a deuterostome?

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  2. The most recently discovered animal phylum is :

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  3. Chondrichthyes is characterised by

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  4. One of the world's most poisonous fish toxins is released by

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  5. Self fertilisation is seen in

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  6. Organisms capable of maintaining constant body temperature are:

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  7. Which of the following is a pseudocoelomate?

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  8. Mouth develops first in the embryo and anus is formed later in

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  9. Laurer's canal is found in

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  10. The stages between larval moults in an insects are called

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  11. Which one belongs to the class of sea hare Or ltbr Which of the foll...

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  12. Which of the following is not a characteristic features of arthropods

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  13. Animals that rely on the heat from the environment , rather than of me...

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  14. Which is the only phylum in the animal kingdom without any nerve cell ...

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  15. Consider the following statements with respect to haracteristic featur...

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  16. Choose the correct pair

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  17. Which among these is not homeotherm ?

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  18. Read the following statements and select the incorrect ones. (i) Cir...

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  19. Which of the following are correctly matched with respect to their tax...

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  20. Which group of animals belong to the same phylum?

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