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 as we can.

Thin filaments are composed of

Which feature of the cell allows or permits the entry and exit of some materials in and out of the cell?

Atomic mass of Nitrogen is 14 and that of Hydrogen is 1. What will be the molecular mass of Ammonia?

Which of the following is false?

Which of the following is NOT a property of acids?

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.

It is not _____ to ignore all allegations of booth capturing and rigging as murmurs of _____ losers. _____ have come to light of intimidation of whole villages and communities to make them vote for a particular candidate or party. At times election officials have been _____ by unscrupulous politicians into turning a blind eye to _____ practices.

At times election officials have been _____ by unscrupulous politicians

The credit for classifying the elements on the basis of their atomic masses goes to