Question

The diagram above represents a freshwater protist. The structure that prevents the accumulation of excess water is represented by

• A. A
• B. B
• C. C
• D. D
• E. None of the above

Answer 1

The correct option is B B

In protists, water can be removed by the process of osmosis. Contractile vacuoles help in osmoregulation in the cellular protists and help to maintain proper salt and water balance inside the body. Thus, the correct answer is option B.