Question

what are the food realms of earth explain why each one is important​

Answer 1

Answer:

Three of these spheres are abiotic and one sphere is biotic. Geographers break down the Earth's systems into four spheres that make up the world's air (atmosphere), water (hydrosphere), land (geosphere), and living organisms (biosphere). In this breakdown, all of the Earth's water is included in the hydrosphere