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Respiration in Lower Animals

Which of thes...

Question

Which of these is a respiratory organ of insects?

(a) Nose
(b) Spiracles
(c) Gills
(d) Lungs

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Solution

(b) Spiracles.
In insects, spiracles or air holes enables the intake of oxygen and release of carbon dioxide during respiration.

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Respiration in Lower Animals

Standard VII Biology

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