1 answer

Blood of Cockroach has no role in respiration as it does not have (a)Haemoglobin (b) Plasma...

Question:

Blood of Cockroach has no role in respiration as it does not have
(a)Haemoglobin
(b) Plasma
(c) Trehlose
(d) Haemocytes

Answers

Haemoglobin

Explanation-

Human beings use haemoglobin to carry oxygen but the cockroaches respire through a series of tracheal system. They may even respire in absence of head. They have an open circulatory system and there blood is called haemolymph which flows freely inside the body.

.

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