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39 Cards in this Set
- Front
- Back
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biotic means...
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it has been alive at some point
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abiotic means..
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not of organic origin; never been alive
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Organic means...
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contains C & H (not referring to sustainable agriculture)
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Inorganic means...
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Doesn't contain C & H
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Organism that can reproduce to make fertile offpring are called...
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species
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A group of squirrels in a specific area is a....
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population
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A grouping of populations of different organisms is a
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community
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Groupings of different types that work together to meet each other's ecological needs is...
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Ecosystem
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Boundary between two ecosystems is called...
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an ecotone
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What is the diversity at an ecotone like compared to areas adjacent to it?
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Much more diverse
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Major life zones on earth are...
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biomes
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All the biomes together on the planet make up the ....
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biosphere
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Organisms that capture sunlight via photosynthesis are...
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producers
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Another name for producers is...
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autotrophs
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Organisms that cannot photosynthesis are called....
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Heterotrophs
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Another word for heterotroph is....
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Consumer
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A consumer that eats producers is...
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a herbivore
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Another name for a herbivore is...
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primary consumer
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A consumer that eats herbivores is...
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a carnivore or secondary consumer
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A carnivore that eats other carnivores is...
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a tertiary consumer, and is likely to be a top carnivore
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Organisms that eat both plant and animal matter are...
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Omnivores
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Organisms that eat dead organic matter and reduce it to a smaller size are..
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detritivores
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Organisms (usually microscopic) that decompose organic matter into its simplest compounds are...
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decomposers
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A straight line path of food from one organism to another is...
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food chain
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A complex system showing who eats who using lots of arrows in all directions is...
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a food web
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A pyramid showing the amount of organic matter in each trophic level is....
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biomass pyramid
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A pyramid showing the amount of energy available in each trophic level is...
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energy pyramid
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About how much energy passes from one trophic level to the next?
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10%
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Most energy in transactions is wasted in the form of...
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heat
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A "feeding" level is....
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trophic level
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Carbon dioxide plus water plus sunlight combine to make glucose and oxygen is a process by plants & phytoplankton called..... |
photosynthesis |
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The green, light-capturing substance in autotrophs that makes photosynthesis possible is.... |
chlorophyll |
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A grouping of plants typically found together, such as oak trees, tulip poplars, dogwood, sourwood, and maples is called an.... |
association |
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Weight of biological material in an area is.... |
biomass |
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Organisms who eat whatever is leftover after carnivores have had their fill are..... |
scavengers |
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The opposite of photosynthesis; Oxygen plus glucose makes carbon dioxide plus water and releases energy is..... |
respiration |
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Respiration in the absence of oxygen is.... |
anaerobic respiration |
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Respiration that is responsible for making methane gas, alcohol, hydrogen sulfide, among others is called ____ respiration. |
anaerobic |
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The energy and oxygen leftover after the autotrophs in an area have taken their share of the total amount of goods produced in photosynthesis, for respiration, is called ___ ___ ___ |
NPP, net primary productivity |
