Term
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Definition
| concerned with energy flow through orgs |
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Term
movement of energy through the ecosystem
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Definition
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Term
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Definition
| # of orgs times the weight |
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Term
| linear depiction of energy flow |
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Definition
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Term
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Definition
| specific feeding level within a food chain |
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Term
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Definition
make their own food
[primary producers]
require an energy source and inorganic nutrients
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Term
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Definition
| [consumers] need existing food source to survive |
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Term
| use photosynthesis to store carbs |
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Definition
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Term
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Definition
| eat producers and store fat |
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Term
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Definition
eat herbivores and store fat
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Term
eat carnivores and store fat
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Definition
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Term
| heterotrophic bacteria, fungi, and animals |
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Definition
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Term
| 2 functions of decomposers |
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Definition
· break down nonliving organic material
returns inorganic material back into the system |
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Term
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Definition
dead, organic material being decomposed
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Term
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Definition
feed on detritus
EARTHWORM |
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Term
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Definition
eats both plants and animals
HUMANS
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Term
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Definition
eats only plants
CATEPILLAR |
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Term
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Definition
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Term
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Definition
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Term
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Definition
eats only poop
DUNG BEETLE |
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Term
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Definition
eats only blood
VAMPIRE BATS |
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Term
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Definition
# of species in a community
usually has a big base and small bottom, but
can sometimes be inverted
* ex. big top, small base: lots of parasites, then insect herbivores, then the oak tree |
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Term
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Definition
almost always upright, w/ big base and small top
* BUT marine biomass pyramid can be inverted b/c the production rate of phytoplankton is really high
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Term
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Definition
NEVER INVERTEDà shows DAILY PRODUCTION OF BIOMASS
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