Question

.
Fill in the blanks with appropriate answers:
a)Cockroaches have small openings on the sides of the body, known as_________
b)_________is the network of air tubes for exchange of gases.
c)Earthworms breathe through their___________​

Answer 1

Answer:

1 a spiracles

2 trachea

3 skin

Explanation:

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Answer 2

Answer:

1.Spiracles

2.Tracheal

3.Skin