Questions

_________ is a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky, especially near the northern or southern magnetic pole.

If water smells bad, then that odour can be removed by adding

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.

Harish soon gained _________ in English.

Select the word with the correct spelling.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

We admit as much

X-that it is related to the body
Y-when we say that the mind
Z-is immaterial, and yet hold

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

Jayesh has sent the email.

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 drug or other substance that produces sleep

Pentane has _____ structural isomers.