Questions

What is the number of groups and periods in the modern periodic table?

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.

The _____ of energy in India are met from both commercial

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Bequest

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Words written on the tomb of a person

With which of its neighbouring country India has Kalapani territorial dispute?

Who discovered theory of relativity?

Rayon is obtained from which among the following?

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

He gave her promotion happily.