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Answers
1) The surroundings or conditions in which a person, animal, or plant lives or operates.
2)Composition of air
Composition of airAccording to NASA, the gases in Earth's atmosphere include: Nitrogen — 78 percent. Oxygen — 21 percent. Argon — 0.93
3)The primary difference between both is that abiotic factors include those components of the ecosystem which are non-living part of any habitat. On the other hand, biotic factors include living components of the ecosystem.
4)Environment is our basic life support system because of offers the air for breathing, the food for eating, the water for drinking and other purposes and the land to live on. ... All such components of life are present only in the environment and hence it is called the basic life support system.
5)Human Modification of the Environment. For thousands of years, humans have modified the physical environment by clearing land for agriculture or damming streams to store and divert water. As we industrialized, we built factories and power plants.
6)Major Domains of the Earth. ... On earth, three different components meet so humans can survive and thrive. These are the elements of land, water and air. These are nothing but the domains of the earth, namely the lithosphere, hydrosphere and atmosphere which give rise to the biosphere.
7)A biological community of interacting organisms and their physical environment.
Answer: which class are you bro
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