Which one of the following statements is correct regarding cockroach?

Question

Which one of the following statements is correct regarding cockroach? (A) Head is oval in shape (B) There are 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen) (C) Heart is differentiated into funnel shaped chambers with setae on either side (D) Each eye consists of about 1000 hexagonal ommatidia

Tardigrade Admin · Accepted Answer

In cockroach, head is triangular in shape. Heart is differentiated into funnel shaped chambers with ostia on either side. Each eye consists of about 2000 hexagonal ommatidia.

Q. Which one of the following statements is correct regarding cockroach?

Head is oval in shape

There are 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)

Heart is differentiated into funnel shaped chambers with setae on either side

Each eye consists of about 1000 hexagonal ommatidia

In cockroach, head is triangular in shape. Heart is differentiated into funnel shaped chambers with ostia on either side. Each eye consists of about 2000 hexagonal ommatidia.