7 Science Ch 1 Revie
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| biology | study of living things
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| biologist | scientist who studies living things
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| organism | living things
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| zoology | study of animals and how they live
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| botany | study of plants
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| microbiology | study of organisms too small to see without a microscope
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| ecology | study of organisms interacting with their surroundings and each other
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| anatomy | study of organism shape andstructure
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| physiology | study of how an organism's structures function
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| metabolism | the sum of all body activities
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| ingestion | eating
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| respiration | process in which stored food reserves are converted into useful energy
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| excretion | removal of unneeded substances
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| flora | plant life
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| fauna | animal life
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| symmetry | ability to cut an object into equal halves that are mirror images of each other
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| environment | everything surrounding an organism being studied
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| terrestrial | environments on land
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| arboreal | relating to trees; living in trees
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| habitat | the place that an organism lives
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| diurnal | Active during the day.
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| nocturnal | Active at night.
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| aquatic | environments pertaining to water
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| freshwater | water environments with water that contains little or no salt; ponds, lakes rivers and streams
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| marine | environments in the seas and oceans
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| intertidal zone | portion of the shoreline that lies between the high and low tide lines
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| tide pool | temporary pool of ocean water that gets trapped between rocks when the tide goes out
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| scavenger | animals that feed on dead organisms
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| thermal vent | hot springs found in the ocean floor.
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| scientific method | systematic way for scientists to gather and pursue scientific knowledge
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| hypothesis | sensible, proposed answer to a question that must be testable
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| data | facts, figures, and other evidence gathered through observations
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| theory | a way of explaining an object or event by using a set of facts
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| law | a theory that has never been proven false
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| experimental group | the group in an experiment on which a test is performed
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| control group | the group in an experiment used as a standard for comparisono
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| constant variable | variable kept the same throughout the experiment
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| bilateral symmetry | organisms that can be cut only one way to create right and left halves
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| radial symmetry | organisms that can be cut multiple ways to create mirror halves
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| asymmetrical | organisms that cannot be cut into equal halves
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| four things all organisms need to stay alive | food, oxygen, water and specific temperatures
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| four things trackers can use to identify tracks | size, number of toes, claw marks and movements
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| Sir Francis Bacon | scientist who introduced the scientific method
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| three main parts of any scientific method | hypothesizing, observation and experimentation
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| purpose of science | carefully observing nature, discovering the laws of creation, and using those laws for mankind's benefit
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| six steps of scientific method | state the problem, gather info about the problem, formulate a hypothesis, test the hypothesis, record and analyze the experiment and state the conclusion
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