ECOLOGY REVIEW
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on it to display the answer.
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Predation | One organism (the predator) kills and consumes another organism (the prey) (+,-)
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Detritivore | An organism that feeds on freshly dead or partially decomposed organic matter (detritus) (+,0) Kind of like Commensalism, but not really a species interaction.
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Competition (general) | The use or defense of a resource by one individual that reduces the availability of that resource to other individuals. (-,-)
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Intraspecific Competition | The use or defense of a resource by one individual that reduces the availability of that resource to other individuals of the same species.
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Interspecific Competition | The use or defense of a resource by one individual that reduces the availability of that resource to other individuals of other species.
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Nonrenewable Resource | A resource that is not regenerated and which becomes unavailable when it is used.
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Renewable Resource | A resource that is continually regenerated or renewed.
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What is Ecology? | The study of living things & their environment.
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What is an ecosystem? | Living and non-living things that interact within a given area.
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What is environment? | The surroundings of an object.
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What is biodiversity? | Many different organisms living together.
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What does native species mean? | Occurring naturally in the area.
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What is an invasive species? | Something not from the area and also causes disruption to food web.
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What is migration? | Movement of a population from one habitat to another.
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What is abiotic | Non-Living things found in environment.
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Give an example of an abiotic factor found in environment. | Minerals, rocks, water, atmosphere, weather, temperature, sunlight, pollution Minerals, rocks, water, atmosphere, weather, temperature, sunlight
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What is biotic? | Living things found in environment
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What is an organism? | A living thing, plant or animal
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What is an individual? | One single organism.
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What is a population? | All the individuals of one kind (one species) in a specified area at one time.
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What is a community? | All the interacting populations in a specified area.
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What is a food web? | All the feeding relationships in an ecosystem. Many food chains.
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What is a producer? | an organism that makes its own food by photosynthesis. Example: plants
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What is photosynthesis? | The process in which plants make food (energy) from sunlight, water and carbon dioxide
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What is a consumer? | organisms that eat other organisms for energy
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What is a primary consumers? | organisms that eat only plants. Example: rabbit or cow
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What is a herbivore? | organisms that eat only plants
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What is a secondary consumer? | organisms that eat primary consumers. Example: hawk
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What is a third level consumer? | organisms that eat secondary consumers: human, shark
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What is a carnivore? | organisms that eats only meat. Example: Tiger
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What is an omnivore? | organisms that eats both plants and meat: Example: most humans
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What is a decomposer? | organisms that eats dead matter and breaks it down into chemicals. Example: bacteria and fungi
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What are trophic levels? | feeding levels found in a food web.
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What is an autotroph? | organisms that make their own food
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What is a heterotroph? | An organism that cannot make its own food and must eat other organisms.
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What is biomass? | The total organic matter in an ecosystem.
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What is carrying capacity? | The maximum size of a population that can be supported indefinitely by a given environment.
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What is detritus? | Small parts of organic material.
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What is a Food Chain? | A sequence of organisms that eat one another in an ecosystem.
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What is a Food pyramid? | A kind of trophic-level diagram in the shape of a pyramid in which the largest layer at the base is the producers with the first-level, second- level, and third-level consumers in the layers above.
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What are Phytoplankton? | microscopic plants that live in the ocean.
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What are Zooplankton? | microscopic animals that live in the ocean.
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niche | everything an organism does and everything the organism needs in its environment
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natural selection | responsible for evolutionary changes,survival of the fittest
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population | a group of organisms of the same species living in the same area
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herbivore | organisms that eat plants
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biotic | the living part of an ecosystem
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abiotic | the nonliving part of an ecosystem
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host | organism on which a parasite lives
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habitat | the place in which an organism lives
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cainvore | animals that prey upon other animals
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omnivore | organisms that eat both plants and animals
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feeding level | the location of an organism along a food chain
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producers | first feeding level in a food chain
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herbivores | second feeding level in a food chain
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usable energy | decreases as one moves from one energy level to the next energy level
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competition | interaction in which organisms struggle against each other in obtaining the resources need for life
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predators | living organisms that catch, kill, and eat other living things
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prey | the organisms that are eaten by predators
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symbiosis | a close relationship between two organisms in which one organism lives near, o, or even inside another organism and in which at least one organism benefits
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commensalism | type of relationship in which one organism benefits from the relationship and the other benefits or is harmed
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mutualism | interaction between two organism in which both organisms benefit is some manner
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parasitism | relationship between two organisms in which one benefits while the second is harmed in some fashion
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parasitism | dog and flea relationship
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mutualism | bee and flowers relationship
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commensalism | relationship between you and the mites living in your eyebrows
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Biodiversity | variety of all life forms- both in number of species and abundance of organisms of different species
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Pollution | environmental change that has a negative impact on living organisms
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Percentage of food energy passed from one level to another in a food chain | 10%
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Created by:
douglal
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