Questions

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

At somebody's expense

.......... helps the eye to adjust the focal length of the lens.

Carcinogenic chemicals cause

Highest percentage of carbon is found in which form of coal?

Assembly line was invented by

General Knowledge Challenge

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

Let Sumita help him.

In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.

The revolt of 1857 happened during the rein of Bahadur Shah Zafar.