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aquifer

underground bed or layer yielding ground water for wells and springs etc

groundwater

fresh water found underground

law of conservation of matter

states that matter is never created or destroyed, it just changes form.

nutrients

any substance that can be metabolized by an organism to give energy and build tissue

biogeochemical cycles

the cycle of nutrients like carbon, oxygen, phosphorus and nitrogen through the earth

primary producer

plants that are edible by animals.

photosynthesis

synthesis of compounds with the aid of radiant energy (especially in plants)

chemosynthesis

synthesis of carbohydrate from carbon dioxide and water

consumer

an animal that eats plants.

cellular respiration

the process of getting energy from nutrients.

carnivore

something that eats meat, and ONLY meat.

omnivore

something that eats both meat and plants. most omnivores eat more meat than plants.

detritivore

decomposers

decomposer

something that breaks down dead things

trophic level

Bamboo Blade

biomass

Biomass is biological material derived from living, or recently living organisms

food chain

A food web/chain is a linear consequence of links in a food web starting from a species that eats no other species in the web and ends at a species that is eaten

food web

same as food chain really

keystone species

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance.

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