Questions

Pentane has _____ structural isomers.

The chemical formula of Sodium Carbonate is

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.
Having or involving an extreme or irrational fear of or aversion to something.

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 government has launched a programme to improve the performance of the ministries.

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'.

Sarah's father, died(A)/of heart attack at(B)a very young age.(C)/No error(D)

The maintenance functions of living organisms are performed by the _____.

Which of the following planets has the highest average density?

A galvanometer can be converted into a voltmeter by connecting with it a