Questions

Who discovered Potassium?

Who invented the waterproof raincoat?

Which country will be hosting 2018 Men's Hockey World Cup?

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

I bought four dozen of mangoes.

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

Litter

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Do you know the time when the train departs?

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.

The workers are building the house.

In an optical fibre the signal is transmitted