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Which of the following organs are used for gaseous exchange in a mature toad?

Biology
WAEC 2013
Which of the following organs are used for gaseous exchange in a mature toad?
  • A. Gills, lungs and eardrum
  • B. Lungs, mouth and eardrum
  • C. Mouth, skin and gils
  • D. Skin, lungs and mouth
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Correct Answer: Option D
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