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46 Cards in this Set
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Scientific Method
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refers to a body of techniques
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Steps of Scientific Method
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Ask a Question
Do Background Research Construct a Hypothesis Test Hypothesis by doing Experiment Analyze Your Data and Draw a Conclusion Communicate Your Results |
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ph
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A figure expressing the acidity or alkalinity of a solution
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What is the purpose of protein in the body?
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necessary for the building and repair of body tissues. It produces enzymes, hormones, and other substances the body
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What is ecology?
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the
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study of relationship between organisms and environment
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What is environment?
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animals
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it is made up of all living and non-living things
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Habitat
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home
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a place in which animals live
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Competition
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rival
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when there is an overpopulation of animals and a shortage of food for everyone
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limiting factor
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abiotic
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rocks
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non living factors in an organisms environment
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Biotic
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trees
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all living factors in an organisms environment
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predator
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eating other animals
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animal that feeds on other animals
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food chain
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shows a one way flow of energy in an ecosystem
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carrying capacity
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The number living organisms that a region can support without environmental degradation.
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autotroph
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makes its own energy
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heterotroph
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gets its energy from somewhere else
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producer
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use light to store energy in organic compounds
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consumer
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.eat other organisms to get organic compounds
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decomposer
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population
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all the organisms in a given area
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food web
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many foods chains put together in one ecosystem
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symbiosis
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a long term relationship between two organisms in an ecosystem
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mutualism
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both organisms benefit from their relationship
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commensalism
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one organism benefits and the others are effected
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parasitism
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one organism beneits and the others are harmed
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trophic level
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total amount of energy in an organism at one level
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energy pyramid
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shows the amount of energy at each level of a food web
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herbivore
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an organism that does not eat meat
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carnivore
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an organism that eats meat
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omnivore
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an organism that eats both plants and animals
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primary consumer
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an animal that feeds on plants
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secondary consumer
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a carnivore that feeds only upon herbivores
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tertiary consumer
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carnivore at the topmost level in a food chain that feeds on other carnivores.
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ecologist
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one who interacts with organisms and their environments
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carbon cycle
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cycle of nuclear transfermations in the interiors of
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photosynthesis
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process which energy is given off from sunlight
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ecosystem
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an area containing an interaction of living/non-living factors
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source of energy
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Sources from which energy can be obtained to provide heat, light, and power.
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food web
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many food chains put together in one ecosystem
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energy pyramid
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shows the amount of energy at each level of a food web
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parasitism
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The parasite enjoys the benefits of a relationship in which the host is harmed or killed.
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commensalism
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metric system
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a system of measurements used by scientists all over the world.
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cell theory
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all living things are composed of cells,cells are the basic units of structure in living things and all cells come from preexisting cells
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mutualsim
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when both species derive benefits from the association
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commuensalism
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associations between species where one benefits and the other is neutral
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