Which of the following structures is associated with respiration in insects? By: Sunday|Published on: Jun 23|Categories: Biology WAEC| 0 comments A. Air sac B. Spiracle C. Lung D. Alveolus E. Gill Correct Answer: Option B – Spiracle Users Also Read These:The products of respiration are?The respiratory structures of insects are?The following are social insects except?Which of the insects destroys grains?Define external respiration AND internal respiration…SEE ALSO The possession of chloroplast in Euglena Viridis enables it to?