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17 terms

Ecology - Biosphere

Learning Target 6 - Biosphere- Analyze nutrient cycles and the roles species have within each.
STUDY
PLAY
Ecosystem
all the living and nonliving things that interact in an area
Community
A group of interdependent organisms inhabiting the same region and interacting with each other
Population
all the members of one species in a particular area
Biosphere
part of Earth in which life exists including land, water, and air or atmosphere
Nitrogen Fixation
the conversionn of atmospheric nitrogen by soil bacteria and its release for plant use on the death of the bacteria
Denitrification
conversion of nitrates in the soil by bacteria into nitrogen gas
Carbon Fixation
the incorporation of carbon dioxide into organic compounds
Condensation
The change of state from a gas to a liquid
Transpiration
loss of water from a plant through its leaves
Evaporation
the process by which water changes from liquid form to an atmospheric gas
Nitrogen Cycle
the circulation of nitrogen
Carbon Cycle
the movement of carbon from the nonliving environment into living things and back
Phosphorous Cycle
the movement of phosphorus from the nonliving environment into living things and then back into the nonliving environment
limiting nutrient
single nutrient that either is scarce or cycles very slowly, limiting the growth of organisms in an ecosystem
Abiotic
any nonliving component of an environment, a nonliving factor or element (e.g., light, water, heat, rock, energy, mineral).
Biotic
Pertaining to the living organisms in the environment
Photosynthesis
Conversion of light energy from the sun into chemical energy.