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.

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

A. skin, lungs and mouthCorrect
B. Gills, lungs and ear drum
C. mouth, skin and gills
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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