The bending of light when it passes around a corner or a slit is due to ______.

Which of the following alloys is used for making magnets ?

Which of the following is used as a coolant in nuclear reactors?

Pituitary gland is located in?

Penicillin is extracted from-

The______ is the constitutional head of Executive of the Indian Union.

Python is:

A monkey sitting on a branch of a tree suddenly falling down towards the ground in an example of___.