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Question
Assertion (A): Amoeba takes in food using finger like extensions of the cell surface.
Reason (R): In all unicellular organisms, the food is taken in by the entire cell surface.
Options
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of (A).
Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of (A).
Assertion (A) is true, but Reason (R) is false.
Assertion (A) is false, but Reason (R) is true.
Solution
Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of (A).
Explanation:
An amoeba catches food via pseudopodia, which are finger-like extensions of its cytoplasm. The food particle is subsequently consumed by encasing it in the cell membrane and internalising it, a process known as phagocytosis. Food is consumed by the entire surface of unicellular organisms.
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