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Question
Some insects have a network of air tubes for gas exchange known as ______ .
Some insects have a network of air tubes for gas exchange known as ______ .
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Solution
The correct option is D Trachea
Insects respire through a system of openings on the skin called spiracles and an associated network of tubules called tracheae. The air enters the body of an insect through spiracles and then is circulated through the network of the tracheae where gaseous exchange takes place directly with the insect tissues.
Trachea
Insects respire through a system of openings on the skin called spiracles and an associated network of tubules called tracheae. The air enters the body of an insect through spiracles and then is circulated through the network of the tracheae where gaseous exchange takes place directly with the insect tissues.
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