Class 11 Biology Cell : The Unit of Life Vacuoles


  • The vacuole is the membrane-bound space containing water, sap, excretory product, etc.
  • The vacuole is bound by a single membrane called
  • In Amoeba, the contractile vacuole is important for excretion.
  • In many cells, as in protists, food vacuoles are formed by engulfing the food particles.


Fig. Vacuole

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