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.

the great ______ of our world.

What is the atomicity of Phosphorous?

In the process of ___, the iron is protected by a coating of zinc.

___ is used to control the fission reaction rate in a nuclear reactor as it absorbs neutrons without itself getting into fissioning.

The pH value increase from 7 to 14 represents a

Read each sentence to find out whether there is any error in any underlined part and indicate your response in the Answer Sheet against the corresponding letter i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).

Where in the human body can you find the islets of Langerhans?

Which among the following cannot be included among greenhouse gases?