Animal Kingdom Question 519

Question: Cockroach blood does not contain respiratory pigment. It means [RPMT 1996; AFMC 1998]

Options:

A) It does not respire

B) Cockroach respires anaerobically

C) Oxygen passes to all the tissues through diffusion

D) Oxygen reaches tissue through tracheoles

Show Answer

Answer:

Correct Answer: D

Solution:

All body tissue receive oxygen directly through tracheoles.

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