Question

In female cockroach, ootheca is secreted by

• A. Oothecal chamber
• B. Common oviduct
• C. Colleterial gland
• D. Parenial gland

Answer 1

The correct option is C Colleterial gland

Arthropods have well developed reproductive organs in the perivisceral sinus. Oothecae is produced by female cockroaches. Oothecae stores eggs that are enveloped by a protein substance, that gradually hardens into a strong, protective casing. Egg case or ootheca is secreted by a pair of colleterial glands located in last three or four abdominal segments.

So, the correct answer is option C.