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ZOO 101 ZOO 101 Past Questions Objective Question

Question

In protists, the chief nitrogenous waste excreted is:
Options
A Urea
B Uric acid
C Ammonia
Correct Answer
D Creatinine
Correct Answer

Option C is the correct answer.

Detailed Explanation

In protists, the chief nitrogenous waste excreted is ammonia. As mostly aquatic organisms, they can readily diffuse ammonia into their surrounding water environment without significant water conservation concerns.

Hint

These single-celled eukaryotes excrete the simplest nitrogenous waste directly into water.

Question Info