Question

Tegmina in cockroach arises from

• A. Prothorax
• B. Mesothorax
• C. Metathorax
• D. Prothorax and Mesothorax

Answer 1

The Correct Option is B

Step 1: Understanding the Concept:
Cockroaches have two pairs of wings attached to the thoracic segments. These segments are the prothorax, mesothorax, and metathorax.
Detailed Explanation:
- The first pair of wings is called Tegmina. They are opaque, dark, and leathery. They arise from the mesothorax. Their primary function is to cover and protect the hind wings when at rest.
- The second pair are the hind wings. They are transparent, membranous, and are used in flight. They arise from the metathorax.
Step 2: Final Answer:
Tegmina arise from the mesothorax.