Questions

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books. Books are our ______ friends.

In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as

The first Asian city to host Summer Olympics was _________ .

Highest Civilian Honour received by Amitabh Bachchan is ___________.

Who was known as Badshah Khan?

Iftan 450=cot∅, then the value of ∅, in radians is 

ABC is a triangle if sin (A+B2)=32 then the value of Sin c2 is

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Destruction or slaughter on a mass scale