Questions

Atomic mass of Nitrogen is 14 and that of Hydrogen is 1. What will be the molecular mass of Ammonia?

How many bio-geographical zones are there in India?

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'.
I am vexed at him (1)/ for what all he has (2)/ done for him till date. (3)/ No Error (4)

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'.

They even tried to smuggle bits of jazz into (1)/ serious music as that the composer could (2)/ somehow survive. (3)/ No error (4)

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

In terms of environmental studies, CER refers to

Who is the Human Resource development Minister in Prime Minister Modi's cabinet as of February 2018?

What is the duration of the world’s shortest X–ray laser has been successfully created by the scientists?