In a sea shore, the benthic animals live in sandy, muddy and rocky substrata and accordingly developed the following adaptations.

$(a)$ Burrowing

$(b)$ Building cubes

$(c)$ Holdfasts / peduncle

Find the suitable substratum against each adaptation.

Warm blooded animals like mammals from colder climates generally have shorter ear and limbs. This is an explanation of

Soil porosity is maximum in

Which of the following is capable of causing green house effect in the environment

The abundance of a species population within its habitat is called

The idea of food chain was introduced by which one of the following ecologist