The change in chromosome number which involves the entire set of genome is known as________?

Some times, AB/EB/BA/BE horizons in soil profile are present which are called________?

The method of food preservation in which food containing permanently sealed container is subjected to an elevated for a definite period of time and than cooled is known________?

Large portions of the earth with similar climate, soil,plant and animal life community is known as:

Elements essentially required for growth of all plants species are________?

A process of production that uses a higher proportion of capital as compared to other factors of production?