Study of life in outer space is known as ?

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Human population growth is greatest in developing countries because ?

A. the birth rate is high in developing countries B. the death rate is high in developing countries. C. much of the population has already reached the child bearing age. D. most of the world’s population lives in industrialized countries....

Diamond is a very expensive ornament. It is composed of a single element ___________?

A. Carbon B. Gold C. Silver D. Platinum E. None of these...

In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?

A. Chemical Reaction B. Nuclear reaction C. Fission nuclear reaction D. Fusion nuclear reaction E. None of these...

Enology is the study of____________?

A. Wine B. Digestion C. Kidneys D. None...

The matter of our sun is in

A. Liquid state B. Solid state C. Gaseous state D. Plasma state...