In cockroaches, air enters the body through

lungs

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gills

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spiracles

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skin

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Solution

The correct option is C
spiracles

Cockroaches use special openings known as spiracles to respire. The spiracles lead to pipe like structures called trachea which directly open into the tissues and provide a supply of oxygen directly from the air.

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Similar questions

In cockroaches, air enters the body through :
(a) lungs
(b) gills
(c) spiracles
(d) skin

(a) In cockroaches, air enters the body through

(i) lungs

(ii) gills

(iii) spiracles

(iv) skin

(b) During heavy exercise, we get cramps in the legs due to the accumulation of

(i) carbon dioxide

(ii) lactic acid

(iii) alcohol

(iv) water

(i) 9 - 12

(ii) 15 - 18

(iii) 21 - 24

(iv) 30 - 33

(d) During exhalation, the ribs

(i) move outwards

(ii) move downwards

(iii) move upwards

(iv) do not move at all

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