'Population tends to increase geometrically, while food supply increases arithmatically'. This concept was put forward by

Select the wrong statements

$I.$ Swank-neck flask experiment was performed by Louis Pasteur

$II.$ Louis Pasteur is famous for germ theory of disease

$III.$ Louis Pasteur disapproved spontaneous theory forever

$IV.$ Cosmozoic theory of origin of life was proposed by Richter

$V.$ Theory of catastrophism was given by Georges Cuvier

Choose the correct option

Convergent evolution is illustrated by

Contribution of scientist : Van Helmont

A closed system is one which