NEET Biology question

Respiration in insects is called direct because

(A)the tissues exchange O/CO directly with the air in the tracheal tubesCorrect
(B)the tissues exchange O/CO directly with the air in the coelomic fluid
(C)the tissues exchange O/CO directly with the air outside through the body surface
(D)the haemocoel directly exchanges O/CO with the tissues, which then exchange with the air

Answer: (A)

Solution

Insects respire through a tracheal system of air tubes that branch finely and open directly onto the body cells/tissues, allowing O and CO to be

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-119342