Questions

What of the given below devices converts chemical energy to electrical energy?

Mechanical energy is the sum of

The following equation is incorrect which two signs should be interchanged to correct the equation

12 - 12 ÷ 25 x 10 + 10 = 25

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 struggle of the males for ____________ are the principal factors

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 best expresses the meaning of the idiom/phrase.

Blessing in disguise

Centigrade, is the unit of measurement of temperature named after whom?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

6,11,21,36,56,?