Single Answer MCQ
Q-00019543

What process do unicellular organisms use to excrete waste?

1

Exocytosis

2

Diffusion

3

Active Transport

4

Endocytosis

Answer and Solution

Answer

B. Diffusion

Solution:

Unicellular organisms remove their metabolic wastes through simple diffusion across their membrane into the surrounding water since they are in direct contact with the environment.

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