MCQ
Spiracles found in cockroach are
- A$2$ pairs in thorax and $ 10$ pairs in abdomen
- B$2 $ pairs in thorax and $6 $ pairs in abdomen
- ✓$2$ pairs in thorax and $8$ pairs in abdomen
- D$2$ pairs in thorax and $4$ pairs in abdomen Cephalothorax is found in the