Biology

Excretion in Paramecium sp. is by diffusion because

Excretion in Paramecium sp. is by diffusion because
  • A.
    its habitat is water and moist places
  • B.
    it has simple, small and few internal organs
  • C.
    it has a large surface area to volume ratio.
  • D.
    it has a large efficient meganucleus.
Correct Answer: Option C
Explanation