Which biome is associated with the Arctic desert?

$A$ genetically adapted population to a particular habitat is called:

What is homeostasis? Define aestivation.

What is formed by the populations of different species living together in a common habitat?

Animals floating or swimming in the surface film of water are called:

The moving away of an organism temporarily from the stressful habitat to a more hospitable area and return when stressful period is over is called . . . . . . .