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Matter in Biosphere

7th Grade Unit 21

TermDefinition
Biosphere the part of the Earth where life exists, including all living organisms and their environments, essentially the "zone of life" on our planet
Organisms any living thing, like a plant, animal, bacteria, or fungus, that can function on its own; essentially, a single individual life form
Ecosystem a community of living organisms (like plants and animals) interacting with their non-living environment (like water, soil, and sunlight) within a specific area, where everything depends on each other to survive
Biotic living, or relating to living things
Abiotic not living or made up of living things
Nutrients chemical compounds found in food that help the body grow, function, and maintain health
Producer an organism that can create its own food, typically using sunlight through photosynthesis, essentially forming the base of a food chain
Consumer an organism that cannot produce its own food and must eat other organisms (plants or animals) to obtain energy
Decomposers any organism that breaks down or eats decaying material for its energy source
Food Web a visual representation of how different organisms in an ecosystem eat each other
Herbivore an animal that only eats plants
Carnivore an organism that eats mostly meat, or the flesh of other animals
Sustained the practice of using natural resources in a way that allows them to remain healthy, diverse, and productive over time
Matter anything that takes up space and has mass, essentially referring to the physical "stuff" that makes up living organisms and their environment
Nitrogen Cycle a natural process where nitrogen moves through the environment, from the air to the soil, into living organisms, and back into the air again, primarily through the actions of bacteria that convert nitrogen into usable forms for plants and animals
Carbon Cycle the continuous movement of carbon atoms between the Earth's atmosphere, oceans, plants, and animals,
Respiration the process of exchanging oxygen and carbon dioxide in the body
Fossil Fuels non-renewable energy sources that come from the remains of prehistoric plants and animals
Combustion the process of burning, where a substance rapidly reacts with oxygen, releasing heat and usually light as a result;
Created by: klstorie
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