Questions

Nitrogen fixation is a process of

The pH of a solution, whose hydrogen ion concentration is 1 x 10 mole per litre, will be ____.

Which of the following compounds has a double bond?

In the following questions, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Language, they say, is the _____ through which human beings perceive the world. If so, English is perhaps the most _____ lens through which to see animals. It has _____ a cross eyed view of birds, beasts, fish and fowl. The very word “animal” can _____ the brutish and the sensual. Animal _____ imply baseness and vulgarity.
It has _____ a cross eyed view of birds, beasts, fish and fowl.

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'.
No sooner did I come out of my home to go to market (1)/ when it started raining heavily (2)/ which drenched me completely. (3)/ No Error (4)

Ozone hole is caused by chemicals like _____.

American astronaut Scott Joseph Kelly commanded the International Space Station Consecutively for 340 days on ___.

The amount of insurance cover provided by Indian Railways for passengers at a premium of Re. 1 is