Questions

What is the value of [1/(1 – tan θ)] – [1/(1 + tan θ)]?

To whom the Nobel Prize in Physiology or Medicine 2016 was awarded?

Land covers about ______ of the earth's surface.

Stagflation is a period of _______.

Match the following items.

_____ is produced from incomplete burning of fuels such as petrol and diesel.

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'.

"If I can see you(A)/I am sure you would(B)/be looking beautiful,"Naina said.(C)/No error(D)

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

The occurrence and development of events by chance in a happy or beneficial way