Fill in the blanks
The process of …………ensures continuity of life on earth.

Which of the following processes ensures the continutiy of life on earth?

Fill in the blanks. The process of separating the various constituents of petroleum is known as __________.

Fill in the blanks. The slow process of conversion of dead vegetation into coal is called__________.

Fill in the blanks: The process of obtaining and utilization of food by an organism is called.............. .

Fill in the blanks : the process of formation of spermatozoa from spermatogonia is called .. ………. And the process of maturation of spermatides into spermatozoa is called ………… .

The most vital process for the existence of life on earth is

The most vital process for the existence of life on earth is

Fill in the blanks with an appropriate word. The crown and glory of life ...... character. (is/are)

Fill in the blanks with appropriate words: The process of settling of heavier particles is called __________.