Diversity :- it is the variety of living organisms which are present in particular area.
The term biodiversity is given by Walter G Rosen in 1986.
The warm and humid regions of the earth between “tropic of cancer”“tropic of Capricorn”, are rich in plant and animal life. this is called the region of “magadiversity”.
Classification
Definition:- It is the arrangement of organisms into groups and subgroups on the basis of similarities and dissimilarities.
Characters used for classification :-
1. Complexity of cell or nucleus
a. Prokaryotic
b. Eukaryotic
2. Complexity of body organisation
a. Unicellular
b. Multicellular
3. Mode of nutrition
a. autotrophic
b. heterotrophic
Importance of Classification
1. Make the study of different type of organisms easy and systematic.
2. Helps in identification of known and unknown organism.
3. Gives the information of inter-relationship of organisms.
4. Provide information about phylogeny.
Hierarchy of Taxonomy
It is a system of classification into which taxonomic categories are arranged in descending order.
Binomial Nomenclature
It is given by carolus linnaeus.
Him full name is karl von linne.
He published 14 papers and also wrote out famous bool “systema naturae”.
