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.

the struggle of the males for ____________ are the principal factors

Which of these two water bodies are connected by the Suez Canal?

If the break­even quantity for a factory whose variable cost of manufacturing a cell is Rs. 15 and selling price is Rs. 24 is 2,400 units, find the fixed cost of the factory?

The chemical formula of Propane is

RNA is a polymeric molecule. What does RNA stand for?

Carica papaya is the scientific name of ___________.

Which of the following Phylum are also called flatworms?

Which vaccine is primarily used against tuberculosis?