The Hindu Science Quiz: Let there be light

We have seen the fireflies. And we all know about jellyfish. They are among a lot of organisms that produce their own light. This week’s quiz is about them.

This publicity photo released by 20th Century Fox shows Suraj Sharma as Pi Patel taking in the bioluminescent wonders of the sea in a scene from the film, "Life of Pi." With 11 Academy Awards nominations, second only to “Lincoln†with 12, and the sort of global box-office receipts normally reserved for superheroes, “Life of Pi†is one of the most unusual megahits ever to hit the big-screen. (AP Photo/20th Century Fox)