Questions

Chemical formula for sulphurous acid is:

Alkenes were earlier known as ______.

Select the word with the correct spelling.

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 food basket contained(A)/ a dark chocolate, an eclair and a pastry(B)/neatly wrapped in foil paper.(C)/No error

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".

She is bent to taking revenge against her attacker.

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.

Sara answered, "The photographs are under the drawer”.

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.

Do not insult the poor.

If a + a2 + a3 – 1 = 0, then what is the value ofa3 + (1/a)?