WAEC Biology 1991 (August) Question 2

Question 2

Cell Structure and Organisation

The organelle which eliminates water from the body of protozoa is

  1. A.plasma membrane
  2. B.contractile vacuole
  3. C.cell wall
  4. D.protoplasm
  5. E.nucleus
Show the answer and explanation

Answer: B (contractile vacuole)

Explanation

The contractile vacuole collects excess water and pumps it out of freshwater protozoa such as Amoeba.