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WAEC Biology 2020 Objective — Question 14

Question 14 of 50 from the West African Examinations Council (WAEC) Biology 2020 Objective paper, with the correct answer and a full explanation.

The respiratory organ of a cockroach is the

A. air sac
B. tracheaCorrect
C. lung book
D. lung

Explanation

Trachea is the respiratory organ in cockroach and other insects.

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