Grade 8 science
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| A role of an organism in its environment | niche
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| no living animals found anywhere in the world | extinct
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| both organisms benefit | mutalism
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| an organisms home | habitat
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| list one organism you can think of | Anything
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| The scientific name for the earth's waters | hydrosphere
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| the network of interactions between living and nonliving things | ecosystem
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| when organism lives in close relationship with another organism for the benfit of one or both | symbiosis
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| when you have a relationship in which one species benefits and the other neigher benifits nor is harmed | commensalism
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| when two organisms benefit | mutualism
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| The gradual mixing of substances caused by the random movement of particles | diffusion
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| the complete intermingling of two or more substances | dissolve
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| describes non-lving parts of the environment | abiotic
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| m mixture when two ro more parts can be seen by the unaided eye | mechanical mixture
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| Things that help a organism live | adaptations
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| to test things undr actual conditions of use | field test
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| if salt dissolves in water salt is a | solute
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| Are niche and habitat the same thing | no
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| describes nonliving parts of the environment such as soil and water | abiotic
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| name something that is biotic | anything living
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| Is niche considered a role of an organism in its environment | Yes
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| If you do a field test it is done in a lab | no
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| A gradual change | succession
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| In order for a scientific test to be reliable it must be | repeatable
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| are random sampling and spot testing the same thing | No
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| When metals are heated together until they melt and form a liquid they are called | alloys
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| An organisms surrounding | habitat
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| Plants that create their own food | producers
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| to test a product every so often | spot testing
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| When a species survives only in games or zoos | extinct in the wild
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| What are the non-living parts of the enviornment | abiotic
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| a large area of earth that has characteristics climate, soils, plants and animals | biome
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| An organism that eats primary consumers | secondary consumer
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| Particle moves freely and fills the container | gas
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| particle takes the shape of the container | liquid
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| when plants grow on an area where there has never been vegetation | primary succession
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| Name one tertiary consumer | ?????
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| Is select sampling a way to test a product | no
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| A solvent does what? | dissolves a solute
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| When one organism lives off another by hurting it | parasitism
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| There are_______among particles | spaces
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| paper is in the form of which state | solid
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| How many layers on in a food pyramid | four
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