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Assertion (A) : Prawn is an aquatic crus...

Assertion (A) : Prawn is an aquatic crustacean
Reason (R) : Macrobrachium rosenbergii is used in fresh water culture.

A

Assertion (A) and reason (R) are true and reason (R) is the correct explanation ofA.

B

Aand R are true but reason is not the correct explanation ofA

C

A is true but R is false

D

Both A and R are false

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SARAS PUBLICATION-TRENDS IN ECONOMIC ZOOLOGY-EXERCISE
  1. Device which prevents the escape of queen

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  2. Which fishes spend most of its life in river mouths?

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  3. Assertion (A) : Prawn is an aquatic crustacean Reason (R) : Macrobrac...

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  4. Assertion (A):Cultivable fishes are four types. Reason (R) : They ar...

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  5. Assertion (A):Game breeds are used for sports Reason (R) :Aseel bree...

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  6. Assertion (A) : Earthworms are divided into several groups. Reason (...

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  7. Assertion (A) :Streptococcus and Staphylococcus are bacteria that occu...

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  8. Assertion (A):Bee wax is secreted by the abdomen of the worker bees ...

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  9. Which one of the following is not related to vermiculture? (a) Maint...

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  10. Which one of the following is not endemic species of earthworm? (a) ...

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  11. Assertion : : Nuptial flight is a unique flight taken the queen bee ...

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  12. Aquapon

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  13. Pearl oyster belongs to the Class

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  14. Assertion: The best quality of pearl is known as lingha pearl and obta...

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  15. How many countries in the world are practicing sericulture.

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  16. Life span of Bombyx mori

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  17. Queen bee lays eggs in a life span of 2-4 years

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  18. What is the optimum temperature and pH for prawn culture in hatching t...

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  19. Name the three caste in a honey bee colony.

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  20. What happens to the drones after mating fight ?

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