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28 Cards in this Set
- Front
- Back
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Ecology |
the study of the interactons among living things and their surrondings |
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5 limiting factors in an ecosystem |
competition, predation, disease, stress, crowding, parasitism |
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carrying capacity |
# of individuals of a species that the enviorment can support |
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producers |
sunlight 4 food |
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primary consumers |
plant eating |
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secondary consumers |
carnivores that eat herbivores |
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tertiary consumers |
eats secondary consumers |
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decomposers |
breaks down dead organic matter for nutrients |
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10% rule |
other 90 is lost in heat |
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primary succession |
starting from bare rock ,no life |
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secondary succession |
soil present |
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pioneer species |
1st species to come back |
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climax community |
the end |
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3 types of symbiosis |
mutualism, parasitism, commensalism q |
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mutualism |
both species benefit |
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parasitism |
one benefits, other is harmed |
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commensalism |
one benefits, other isnt effected |
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omnivores |
eat plants and animals |
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herbivore |
only eats plants |
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carnivore |
only eats meat |
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detritivore |
eats dead organic matter |
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j curve |
exponential steady growth |
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s curve |
logiStic # of surviving members |
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which cycle has photosynthesis and respiration as major parts |
carbon |
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which cycles does bacteria in the soil play a key role |
nirtogen |
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roles of bacteria in the nitrogen cycle |
fixes nitrogen so humans can use it |
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population |
group of the same species living ina common area |
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Transcription |
the process through which plants give off water vapor through their stomata in the leafs |
