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Created by zombies_duhhh
almost 11 years ago
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Question | Answer |
abiotic factor | non-living factor that affects an ecosystem in some way |
biotic factor | living factor that affects an ecosystem in some way |
niche | an organisms role in an environment |
symbiosis | an association between two organisms of different species |
mutualism | type of symbiosis in which both species benefit |
parasitism | type of symbiosis in which one species benefits and the other is harmed |
producer | organism that makes its own food; has the most available energy |
consumer | organism that must get food energy from other sources |
trophic level | level or step in a food chain or web |
exponential growth | population growth exhibited when a population has unlimited resources and is free to reproduce |
logistic growth | population growth exhibited when a populations resources run out and growth slows or stops |
density-dependent factor | a factor affecting an ecosystem relative to size |
density-independent factor | a factor affecting an ecosystem regardless of size |
carrying capacity | the maximum number of organisms an environment can support due to available resources |
gymnosperm | vascular plant that produces cones |
angiosperm | vascular plant that produces flowers and fruits |
xylem | type of vascular tissue that transports water from the roots through the stem and to the leaves of a plant |
phloem | type of vascular tissue that transports sugar and other dissolved nutrients throughout a plant |
innate behavior | instinctive behavior with which species are born |
learned behavior | behavior that is acquired through experience |
social behavior | behavior among members of the same species |
sustainable pratice | environmentally safe practice that promotes conservation |
global warming | an increase in the earths average temperature due to harmful pollutants emitted by humans |
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