Q. Spiracles found in cockroach are
A) 2 pairs in thorax and 100 pairs in abdomen
B) 2 pairs in thorax and 6 pairs in abdomen
C) 2 pairs in thorax and 8 pairs in abdomen
D) 2 pairs in thorax and 4 pairs in abdomen
Explanation
Spiracles are 10 in number, out of these 2 pairs are found in thoracic portion, while rest 8 pairs are found in abdominal portion.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.