Questions

cos(A+B) + cos(A-B) is equal to

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

Postponement or delay permitted in the suffering of a penalty or the discharge of an obligation.

The credit for classifying the elements on the basis of their atomic masses goes to

__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Opprobrium

Which of the following disease is not caused by water pollution?

The Headquarters  of  the  Southern  Naval Command  of  the  Indian  Navy  is  located  at which one of the following places?

Which of these railway stations is a World Heritage Site?