Earth is the only one on which life exists. Life on Earth is dependent on many factors such as temperature, water, air, and food.
The whole combination of animals, plants and non-living beings which by their interaction make the planet earth alive and vibrant place is called biosphere.
Biotic Components: Living things constitute the biotic component of the biosphere.
Abiotic Components: The air, the water and the soil form the non-living or abiotic component of the biosphere. The air is called the hygrosphere, the water is hydrosphere and the soil is called lithosphere.