The term ‘systematics’ refers to:
(a) Identification and study of organ systems
(b) Identification and preservation of plants and animals
(c) Diversity of kinds of organisms and their relationship
(d) Study of habitats of organisms and their classification

Ans. (c) Diversity of kinds of organisms and their relationship                                                                 

In fact, the need for a proper classification system was felt because of huge diversity of organisms. Based on certain relationships, organisms were classified into different group and sub-groups.