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Assertion : Amoeba contains a contractil...

Assertion : Amoeba contains a contractile vacuole.
Reason : It helps in both digestion and osmoregulation.

A

If both the assertion and the reason are true but the reason is not correct explanation of the assertion

B

If both the assertion and the reason are true and the reason is a correct explanation of the assertion

C

If the assertion is true but the reason is false

D

If both the assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
C

Contractile vacuole in Amoeba is a single, clear rounded pulsating structure which is filled with a watery fluid and enclosed by a unit membrane. It helps in the osmoregulation and excretory activities. Digestion in Amoeba occurs in the food vacuoles. These are spherical species small and large, contain water and food in various phase of digestion. As soon as the egestion of non digestion food occurs through body these get disappear.
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Knowledge Check

  • Amoeba has a contractile vacuole for

    A
    osmoregulation
    B
    storage
    C
    turgidity
    D
    gaseous exchange
  • Contractile vacuoles help in

    A
    excretion
    B
    osmoregulation
    C
    osmoregulation and respiration
    D
    digestion
  • Contractile vacuole in Amoeba helps in

    A
    Osmoregulation
    B
    Excretion
    C
    Digestion
    D
    Both (1) & (2)
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