MCQ
The two organisms which breathe only through their moist skin are :
  • A
    Fish and frog.
  • B
    Frog and earthworm.
  • Leech and earthworm.
  • D
    Fish and earthworm.

Answer

Correct option: C.
Leech and earthworm.
Leech and earthworm breathe only through their moist skin. Fish breathe through gills, while frogs breathe through lungs and skin.

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