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Ecology
Terms that you need to know for Unit 1: Ecology
| Term | Definition |
|---|---|
| Ecology | the study of organisms and there relationship with other organisms and their environment |
| Ecosystem | abiotic and biotic factors in a particular place and time |
| Community | Group of populations in a given place and time |
| Population | group of organisms/species in a given place or time |
| Species/Organism | a living thing, |
| Cells | Basic unit of life. |
| Tissue | group of cells that work together |
| Organs | made up of tissues that work together |
| Organ System | group of organs |
| Herbivores | organism that only eats plants |
| Omnivores | organism that eats plant and animals |
| Carnivores | organism that only eats animals |
| Primary Consumer | organism that eats producer/ autotrophs |
| Secondary Consumer | organism that eats the primary consumer, typically a omnivore or carnivore |
| Producer | organism that produces its own energy through photosynthesis or chemosynthesis |
| Autotrophs | organism that produces its own energy through photosynthesis or chemosynthesis |
| Heterotrophs | organism that has to consume in order to receive energy |
| 10% Rule | 90% of the energy is lost to heat and daily functions while 10% is transferred from one tropic level to the next. |
| Food Web | many flows of energy through an ecosystem. group of food chains |
| Food Chain | a single flow of energy through an ecosystem |
| Keystone Species | |
| Climax Community | |
| Primary Succession | growth that starts from bare rock. |
| Secondary Succession | growth that starts from an environment that has experienced a disturbance |
| tropisms | |
| phototropism | an organisms reaction to light |
| hydrotropism | an organisms reation to water |
| thigmotropism | an organisms reaction to touch |
| gravitropism | an organisms reaction to gravity |
| Symbiosis | the relationship between two organisms |
| commensalism | one organism benefits while the other is neither benefited or harmed |
| parasitism | one organism will benefit while the other is harmed |
| mutualism | Both organisms benefit from the relationship |
| prey vs. predator | |
| Natural Selection | |
| Water cycle | |
| Nitrogen cycle | |
| Phosphorus Cycle | |
| Carbon Cycle | |
| Biogeochemical Cycles | |
| abiotic factors | |
| biotic factors | |
| products | |
| reactants | |
| photosynthesis | |
| cellular respiration |
Created by:
ewillis
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