Questions

What happens in an oxidation reaction?

Which city is located on the banks of the river Chambal?

Algal bloom results from

Leptospirosis is a disease caused by

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

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question, choose the correct alternative and click the button corresponding to it.

Food was packed, and they__________, a merry, delighted party.

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".

He is one of those who likes to help others.

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.

The moist air will corrode the beam.