Questions

What is the pH value of human blood?

There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?

How many groups and periods are present in the Modern Periodic Table?

Blotting paper absorbs ink due to

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'.

There is no question(A)/of me failing(B)/ in the examination.(C)/No error(D)

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.

Do you intimidate your younger brothers?

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'.

Economically, we (1)/ understand the world (2)/ round us in terms of scarcity. (3)/No Error (4)

In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.

Forewarned is forearmed.