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Question
Respiratory structures in the insects are
Respiratory structures in the insects are
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Solution
The correct option is D Trachea
Insects respire through the openings in their skin or exoskeleton. These openings are called as spiracles. The air enters through spiracles and goes into internal respiratory system which is made up of densely networked array of tubes called tracheae.
Trachea
Insects respire through the openings in their skin or exoskeleton. These openings are called as spiracles. The air enters through spiracles and goes into internal respiratory system which is made up of densely networked array of tubes called tracheae.
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