A temporary clitellum occurs during the breeding season in

A temporary clitellum occur during the breeding season in :

In Pheretima, clitellum occurs in segments

Clitellum is formed on segments 9 to 11, which is meant to produce cocoon, during the breeding season. (True)

A temporary clitellum is formed in Hirudinaria on the segment

During the Indian monsoon season

Cuckoo lays eggs in the nest of crow during breeding season. This is an example for

Cuckoo lays eggs in the nest of crow during breeding season. This is an example for

What name is given to the flash of light which occurs in the sky during the rainy season ?