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 course of the development of different life-forms heredity

In water treatment plant, use of chloramines ensures __________

By volume, 78% of air is _______________

Meibomian glands are located in

"The General Equilibrium Analysis" was developed by

Find arc elasticity of demand, if quantity demanded falls from 4600 to 4200 when price of the item is increased from Rs 960 to Rs 1000?

What is the name of the process where gas is directly converted to solids called?

Land covers about ______ of the earth's surface.