What is the correct answer?


Read the folowing statements and identify the correct option.
  1. Contractile vacuole takes part in osmoregulation and excretion.
  2. Food vacuole is formed by engulfing the food particles.
  3. The vacuole is bound by a double membrane called tonoplast.
  4. Vacuole can occupy upto 90 percent of the volume of the cell.

A. (i) and (ii)

B. (ii) and (iv)

C. (i), (ii) and (iv)

D. None of the above

Correct Answer :

C. (i), (ii) and (iv)

The vacuole is bound by a single membrane called tonoplast.

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