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Assertion. Oysters and clams produce pea...

Assertion. Oysters and clams produce pearls.
Reason. They are cultured for this purpose.

A

If both A and B are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true but R is false

D

If both A and R are false

Text Solution

Verified by Experts

The correct Answer is:
B
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PRADEEP-ANIMAL KINGDOM -Assertion-Reason Type Questions
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  2. Assertion. Blood does not clot as a leech is sucking it. Reason. An ...

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  3. Assertion. Oysters and clams produce pearls. Reason. They are cultur...

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  4. Assertion. Sepia emits a dark cloud of ink when persued by an enemy. ...

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  5. Assertion. Many female insects emit pheromones into the air. Reason...

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  6. Assertion. Arthropods undergo periodic ecdysis during their growth. ...

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  7. Assertion. Ambulacral system of echinoderms contains water. Pores in...

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  8. Assertion.Annelids, mollusks and arthropods are protostomous coelomate...

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  9. Assertion. Small Tiedmann's bodies are associated with the ring ambula...

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  10. Assertion.Termites and ants are social insects. Reason. Both establi...

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  11. Assertion: Tapeworm, roundworm and pinworm are endoparasites of human ...

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  12. Read the given statements and select the correct option. Statement 1...

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  13. Assertion. Urochordate's tadpole larva is more chordata-like than the ...

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  14. Assertion. Petromyzon ascends the rivers to spawn. Reason. It destro...

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  15. Assertion. A fish cannot survive out of water. Reason. It gets O(2) ...

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  16. Assertion : A shark can stay at a desired level in water without swinn...

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  17. Assertion. Many deep sea fishes are luminscent. Reason. They use lig...

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  18. Read the give statements and select the correct option. Statement 1 ...

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  19. Assertion. Poison of cobra is neurotoxic. Reason. Antivenine is the ...

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  20. Assertion.Avianbones are pneumatic. Reason. This makes body light fo...

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