what is a biosphere? explain it.
Answers
- The biosphere is a small area on Earth's surface where soil, water, and air interact to support life. Only in this zone does life exist.
- There are several sorts of life, ranging from fungus and bacteria to huge mammals.
- The biosphere is defined as a region containing all living species and their products.
- As a result, it is vital to the survival of ecosystems, i.e., the presence of species and their reciprocal relationships.
- The biosphere is also important for climate management.
Biosphere is the sphere of Earth where life exists. It is further divide into five types of biomes: tundra, grassland, forest, deserts and aquatic biomes.
Explanation:
The Earth is divided in to spheres: Geosphere, Hydrosphere, Atmosphere, Biosphere and Cryosphere. The Geosphere describes the land conditions, Atmosphere comprises of the air, Hydrosphere is of water, Biosphere is of life and Cryosphere is of frozen lands.
All these spheres are interconnected and provide conditions which sustain and let life flourish. Biosphere is also known as the ecosphere, meaning the ecosystem.
Biosphere is the strata of Earth which sustains life of creatures as tiny as unicellular organisms and also once housed creatures such as Dinosaurs.
It is a closed, self-regulated system with regard to matter, with minimal input and output. Meanwhile it is an open system with respect to energies. It is the system integrating relation between living creatures and life also with other elements such as water, air, etc.
The first evidence of life on Earth dates back to 3.7 billion years, evidences of biogenic rocks, microbial moss fossils were found. Every biosphere has the evidence that life once existed there, making it clear how vivid sustainability of life is.