Question

Millions of organisms inhabit the earth. They are classified and placed under
different groups. Mention the need for classification.

Answer 1

There are a wide range of life forms(about 10 million 13million species) around us.These life forms have existed on the earth over millions of  years ago. The huge range of life forms makes it very difficult to study them one by one. Therefore,we look for similarities among them and classify them into different classes to study these different classes as a whole. Thus, classification makes our study easier

Answer 2

There are around 14 million species around us.Whatever scientists have discovered is only 1/3 of species that exist.Classification is the arrangement of plants and animals in groups.It helps to:
i.It makes the study of living organisms convenient.
ii.It helps in specific identification of a species.
iii.It reveals the relationships among various groups of organisms.