JAMB Biology 2022 Objective — Question 22
Question 22 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2022 Objective paper, with the correct answer and a full explanation.
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22. Which of the following organs is used for gaseous exchange in a mature toad?
- A. (A) skin, lungs and mouthCorrect
- B. (B) Gills, lungs and ear drum
- C. (C) mouth, skin and gills
- D. (D) lungs and ear drum
Explanation
An adult amphibian uses its skin (cutaneous respiration), lungs (pulmonary respiration) and mouth (buccal respiration) for gaseous exchange.
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