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Nitrogen cycle the series of processes by which nitrogen and its compounds are inter-converted in the environment and in living organisms, including nitrogen fixation and decomposition.
Nitrogen fixation the chemical processes by which atmospheric nitrogen is assimilated into organic compounds, especially by certain microorganisms as part of the nitrogen cycle.
Carbon Cycle the series of processes by which carbon compounds are interconverted in the environment, chiefly involving the incorporation of carbon dioxide into living tissue by photosynthesis.
Carbonate a salt of the anion CO32–, typically formed by reaction of carbon dioxide with bases.
Photosynthesis the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
Cellular respiration a set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products.
Phosphorus the chemical element of atomic number 15, a poisonous, combustible nonmetal
Water cycle the cycle of processes by which water circulates between the earth's oceans, atmosphere, and land, and makes it rain, snow then returns to the atmosphere.
Condensation water that collects as droplets on a cold surface when humid air is in contact with it.
Precipitation rain, snow, sleet, or hail that falls to the ground.
Evaporation the process of turning from liquid into vapor.
Ecology the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Abiotic physical rather than biological; not derived from living organisms.
Biotic relating to or resulting from living things, especially in their ecological relations.
Ecosystem a biological community of interacting organisms and their physical environment.
Producer a person, company, or country that makes, grows, or supplies goods or commodities for sale.
Consumer a person who purchases goods and services for personal use.
Decomposer an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.
Carrying Capacity the number of people, other living organisms, or crops that a region can support without environmental degradation.
Homeostasis the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
Food Chain the series of processes by which food is grown or produced, sold, and eventually consumed.
Food Web a system of interlocking and interdependent food chains.
Energy Pyramid An energy pyramid is a graphical model of energy flow in a community
Created by: Janeth_420