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[A] : Contractile vacuoles in protists s...

[A] : Contractile vacuoles in protists show systole and diastole .
[R] : Contractile vacuoles help in osmoregulation .

A

If both A and R 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 and R is false

D

If both A and R are false

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Knowledge Check

  • The main function of the contractile vacuole is :

    A
    synthesis of carbohydrate
    B
    eliminating excess water
    C
    to be a photoreceptor to detect light
    D
    resistance for survival during winter and times of drought

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