What unicellular organism obtains nourishment through a process wherein cells engulf external material using the cell membrane?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. Amoeba.
Amoeba obtains nourishment through a process known as phagocytosis, wherein it engulfs external material by enveloping it with the cell membrane, aided by pseudopodia. Notably, Amoeba is a single-celled organism.