Respuesta :
The term that used to represent the land, water, surface and atmosphere of the whole planet where life exists is called the biosphere. So option A is correct.
What is the biosphere?
Multiple species make a population, population makes a community, the community makes an ecosystem, ecosystem makes a biome, and biome makes a biosphere.
The biospheres can be classified as:
- Lithosphere: It consists of the land part of the earth. The lithosphere comprises plains, plateaus, mountains, etc.
- Hydrosphere: The water constituent of the earth forms the hydrosphere. It includes rivers, oceans, lakes, ponds, etc.
- Atmosphere: The air surrounding the earth comprising of varying gases forms the atmosphere of the earth.
So biosphere is the largest unit of ecology which include the whole planet like earth in it. So option A is correct.
Learn more about ecology, here:
https://brainly.com/question/13046612
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