Questions

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.

in the first life-form and ______________ through all the

Select the word with the correct spelling.

Which  one  of  the following  is  the  value  of one nanometer?

The internet was created to provide

The warm and cold ocean currents are caused by

Through which does light travel best?

In India, who among the following is also known as ‘the guardian of the public purse’?

Which of the following has become the first country in the world to pay equal salary to men and women?