Q. Which on of the following is true?

1. Coackroach – 10 pairs of spiracles
2. Earthworm – setae are present on first clitellum
3. Rat – right kidney is slightly lower lower in position that left one
4. Frog – body divisible into neck trunk

Hello Student,
Please find answer to your question below:

Correct answer is 1. Cockroach – 10 pairs of spiracles.
There are 10 pairs of slit like openings the spiracles situated on either side of body wall. First two are thoracic and remaining are abdominal