Which of the following statements about insect respiration is false? A) Spiracles are the air tubes that carry the respiratory gases. B) Because O₂ diffuses more quickly in air than in water, the insect respiratory system is highly efficient. C) Aquatic insects that carry air bubbles underwater use the bubble as a source of O₂. D) Some insects have external gills. E) All of the above are true; none is false.

Question

Quizplus · Accepted Answer

Spiracles are not the air tubes themselves; they are openings on the insect's body that lead to the tracheal system, which are the air tubes that carry respiratory gases.

Which of the Following Statements About Insect Respiration Is False