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Definition
| scientific study of interactions among and between organisms |
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Term
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Definition
1. biosphere
2. biome
3. ecosystem
4. commuity
5. population
6. organism |
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Definition
| organism that crates food for self and others |
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| eats other organisms for energy |
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Definition
| it shows the energy interaction between all organisms in a community |
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Definition
| the order in which organisms are eaten in a community |
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Definition
the level in which an organism is in in a food web
(producers=1) |
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Definition
| 10% of energy is passed from consumption of organisms |
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Definition
when nitrogen in the air is changed into ammonia |
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Definition
| the main green house gas is CO2 |
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Term
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Definition
1. polar
2. tropical
3. temperate |
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Definition
| A factor that was once or still is alive |
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Definition
| A factor that was never alive |
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Definition
| The living together of two dissimilar organisms |
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Definition
| when each organism benift from each other |
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Definition
| when one orgaism benifts and the other is not harmed |
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Definition
| when one organism benefits and the other is harmed |
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Definition
| when plants grow through rock to form |
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Definition
| when plants grow through nothing but the earth |
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Definition
| when vegetation grows over long period of time |
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Definition
| the range at which an organism survives |
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| 3 factors that affect population |
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Definition
| disease, natural disaster, and food shortage. |
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Definition
The number of organisms that can be supported in an population |
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Definition
| A factor that limits the population of an organism |
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Definition
| Effects population when population increases (food shortage) |
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Definition
| When something affects organisms no matter the size |
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Definition
| when a population switches from high death rate and high birth rate to both being low |
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Definition
| The diversity of organisms |
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Definition
| the lessen use of limited resources so that there is more longer |
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Definition
| the movement of sand to make deserts |
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Term
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Definition
| when chemicals get into the clouds and mixes with the water then it rains the combination of rain and chemicals |
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| Major cause of ozone depletion |
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Definition
| cfc's being released into the atmosphere |
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Definition
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| Theroy of natural selection |
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Definition
| Organism that have curtain traits will survive, reproduce and pass the curtain traits on to change the species |
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Definition
| when a species is separated by a physical characteristic and then both evolve differently |
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Definition
| an sturcture in the body that is no longer used (kidney) |
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Definition
| when an allele in a phenotype is chosen over another |
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Definition
| when a drastic change is chosen over the original |
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Definition
| Selects the traits that stray away from extreme characteristics |
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Definition
| when one species evolves that triggers another to evolve |
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Definition
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Definition
| Bactria that lives in extreme conditions |
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Definition
| an infectious agent that infects cells. can be prevented by vaccines |
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Term
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Definition
| an infectious agent that can be treated with antibiotics |
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