Question

Assertion Insects have a complex system of air tubes called trachea for respiratory puropose .
Insects do not respire through body surface.
A. Both Assertion and Reason are true and Reason is the correct explanation of Assertion
B. Both Asssertion and Reason are true, but Reason is not the correct explanation of Assertion
C. Assertion is true, but Reason is true
D. both Assertion and Reason are flase.

Answer 1

Correct Answer - A
Insects do not respire through body surface, because their body possesses a thick impermeable integument, which minimises loss of body water. For solving this problem, they have developed a complex system of air tubes called trachea, which helps in direct transfer of air to various body tissues.