Natural system of classification was proposed by

Two kingdom system of classification/artificial sexual system of classification was proposed by a Swedish Biologist

Two kingdom system of classification/artificial sexual system of classification was proposed by a Swedish Biologist

Two kingdom system of classification/artificial sexual system of classification was proposed by a Swedish Biologist

Two kingdom system of classification/artificial sexual system of classification was proposed by a Swedish Biologist

An artifical system of classification was proposed by

A natural system of classification is

A natural system of classification is

Natural system of classification employs