A habitat is a place where an organism makes its home. A habitat meets all the environmental conditions an organism needs to survive.
For an animal, habitat means everything it needs to find and gather food, select a mate, and successfully reproduce.
For a plant , a good habitat must provide the right combination of light, air, water, and soil
The main components of habitat are shelter, water, food, and space. A habitat is said to have a proper arrangement when it has the correct amount of all of these.
Ecosystem : An ecosystem is defined as a structural and functional unit of biosphere consisting of a community of living beings and the physical environment, both interacting and exchanging materials between them.
Niche : A niche is the unique functional role or a place of species in an ecosystem.
Biome: The terrestrial part of the biosphere is divisible into an enormous region called biomes.