MCQ
In Amoeba and Paramecium osmoregulation occurs through:
- APseudopodia.
- ✓Contractile vacuole.
- CGeneral surface.
- DNucleus.
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$(a)$ Nitrogenous waste build-up in the body
$(b)$ Non-elimination of excess potasslum ions
$(c)$ Reduced absorption of calcium ions from gastrointestinal tract
$(d)$ Reduced $RBC$ production
Which of the following options is the most appropiate?