Question

Amoeba removes its metabolic wastes by _______.

Answer 1

Contractile vacuole:

1. Amoeba is a unicellular, eukaryotic organism that has a well-defined nucleus and cell organelles.
2. They excrete their metabolic waste i.e. ammonia and excess water as their cellular waste by exocytosis by the contractile vacuole.
3. The contractile vacuole also helps in the osmoregulation in the Amoeba.

Final answer: Amoeba removes its metabolic wastes by the contractile vacuole.