Community is
$I.$ Group of independent, interacting populations of same species
$II.$ Group of independent and interacting populations of same species in specific area
$III.$ Group of independent interacting populations of different species in a specific area
$IV.$ Group of independent and interacting populations of different species in different area
Select the correct option
$I, II$ and $IV$
$I, III$ and $IV$
$I, II$ and $III$
Only $III$
Habitat together with functions of species constitute its
Which is the correct order of ecological hierarchy?
Father of Indian ecology is
Name the famous plants ecologist
An association of individuals of different species living in the same habitat and having functional interactions is