In Amoeba and Paramecium osmoregulation occurs through
(a) pseudopodia
(b) nucleus
(c) contractile vacuole
(d) general surface
Option c is correct
Contractile vacuole acts as osmoregulatory organelle in Amoeba and Paramecium
Contractile vacuole regulates the folw of water into body by osmosis depending on osmolarity of the surrounding environment and prevents the bursting of organism
Amoeba has one contrctile vacuole whereas Paramecium has two contractile vacuoles
But marine Amoeba does not have a contractile vacuole as the concentration is same with sea water and no excess enters inside the amoeba
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