Bouncing back of light from a surface is called

Which of the following metals is so soft that it can be easily cut with a knife?

Which type of simple machine is a doorknob?

What is a tornado that form over water called?

Which is the second most abundant gas in the Earth's atmosphere?

What is the origin of the English word 'Avatar'?

Complete the given analogy by selecting the correct option. Acrophobia: Fear of heights :: Claustrophobia:

'Bhagavad Gita' is a conversation between

'Guernica' is a large oil painting on canvas and is regarded as one of the most powerful anti-war paintings in history. Whose work is it?

Who among the following is a famous sarod player?