Questions

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

Who among the following was honored with the "Hridaynath Mangeshkar Award-2017" in October 2017?

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvementis needed, select "no improvement".

Certainly she (had been) under a lot of stress.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

The nitty-gritty

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

_______________ the course of the development of different life-forms heredity—which, in plain English, is unconscious memory generated in the first life-form and ______________ through all the different species—is the sole factor in the ____________ of the parent properties; while adaptation to surrounding conditions and circumstances, natural selection in the struggle _____________ existence, and partner selection in the struggle of the males for ____________ are the principal factors in the differentiation of species.

_______________ the course of the development of different life-forms heredity

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

A better example is a person who (has been assigned) the duty of planting trees and watering them along an expressway.

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

Kill someone by covering their nose and mouth so that they suffocate

Full form of BIOS is