Questions

Which industrial revolution can be called the Digital Revolution?

Manganite is an ore/mineral of

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

The more obvious feature (1)/ of the modern world is the enormous (2)/ development of Science and Technology. (3)/ No error (4)

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

A place where astronomical observations are made

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.

While non commercial forms of energy _____ demand,

__________ is a telecommunications network or computer network that extends over a large geographical distance.

Which of the following books was NOT written by Dr. A. P. J. Abdul Kalam?