Questions

Non-metallic character increases from ____.

Which of the following is added to iron to make iron hard and strong?

NaCl is a salt which is made up of

What is the atomicity of Phosphorous?

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

Deficiency of which vitamin causes night blindness?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Against the clock

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

I said to my father, "I want to build a raft which can hold four people ."