The $ pH$ of a fertile soil is usually around
$2 -3$
$6 -7$
$8 -10$
$11 -12$
It’s obvious.
The equilibrium of the species is disturbed by
Gloger's rule related to the
The abundance of a species population within its habitat is called
Concept of mimicry was given by …$A$…
Father of Indian Plant Ecology …$B$…
Term 'ecology' coined by …$C$…
Here $A, B$ and $C$ refers to
Maximum ozone concentration is
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