Questions

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

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

barking up the wrong tree

Except Helium, all noble gases have how many electrons in the outermost shell?

What is the action of dry HCl gas on dry litmus paper?

_____ is the cell organelle, in which the biochemical processes of respiration and energy production occur.

Which of the following is not correct with reference to Bio-sand Water Filter?

Which of the following metals displaces Iron from Iron Chloride?

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.

The _____ of energy in India are met from both commercial and non commercial sources. The most _____ sources of energy today are coal and natural gas, hydro
electricity and nuclear power. On the other hand, firewood, cow-dung cakes and vegetable waste etc. _____ non commercial forms of energy. While non commercial
forms of energy _____ demand, coal is the _____ source of commercial energy in India.

coal is the _____ source of commercial energy in India.