Question

Amoeba acquires its food through a process, termed

• A. exocytosis
• B. endocytosis
• C. plasmolysis
• D. None of these

Answer 1

The correct option is B

endocytosis

The correct option is B.

Explanation of the correct option:

1. Endocytosis is the engulfment of food and other substances from an external medium by a plasma membrane.
2. Plasma membranes are very flexible in nature and they can change shape.
3. Endo means inside and cyto means cell meaning it is inside the cell.
4. Amoeba takes their food through this process.

Explanation of the incorrect option:

Option A:

1. Exocytosis is a form of active transport, in which a cell transports molecules out of the cell.
2. It is the process that involves the fusion of the membrane of the exocytotic vesicle with the plasma to extrude its contents to the surrounding medium.

Option C:

1. Plasmolysis is the process of shrinkage of the protoplasm of a plant cell.
2. It is caused due to the loss of water in the cell.
3. Plasmolysis is an example of the results of osmosis and rarely occurs in nature.

Final answer: Amoeba acquires its food through a process, termed endocytosis.