Question

Select correct answer and give reasons-The respiratory organs in cockroach are
a). Lungs
b). Gills
c). Lenticels
d). Spiracles

Answer 1

The respiratory organ of insects is trachea

then your ans is spiracles

Answer 2

Dear Student,

◆ Answer - (d)

The respiratory organs in cockroach are Spiracles.

● Explaination -

• Respiratory system of cockroach is formed of spiracles and tracheal interconnections. T
• his allows them to inspire large amount of air.
• Inspiration in cockroach iz passive process.
• Respiratory system of cockroaches is more efficient than other organisms like earthworm.

Thanks dear. Hope this helps you...