Question
Question: Which of the following is false regarding the respiratory system of cockroach?...
Which of the following is false regarding the respiratory system of cockroach?
A
Opening of spiracles is regulated by sphincters
B
Exchange of gases take place at the tracheoles by diffusion
C
Oxygen carrying respiratory pigment is haemoerythrin
D
Trachea has non-collapsible wall
Answer
Oxygen carrying respiratory pigment is haemoerythrin