Environmental Science 1st 9 wks
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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| the variable plotted on the x-axis is called the | Independent veriable
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| another term for technologyis | applied
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| When desinging an experiment the first step is to | state a prouble
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| the prcess of gathering information though the sences is called | observation
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| graph temp. change over time is what temp. change | dependent variable with the large
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| rule/principle in nature | scienfic law
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| factor manipulated in all expementall change | independent veriable
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| measure of earths gravitional pull on matter is | weight
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| an explanation based on repeated observation | theory
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| counting kernels is | observation
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| test hypothesis | experiment
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| standerd for comparison | control
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| an idea event or object can be represened by a | model
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| 150 saquaro cactus per square kelometer | population
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| range indicat | the area inhabited by population
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| movement into range | immigration
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| 2 way population can decrease in size | decrease birth rate and emigration
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| during what kind of population growth the size of each generation of offspings | exponetal growth
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| growth phasw of most populations | logistic growth cure
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| population-resouces start to become less | reaches carrying compasity
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| not alimiting factor | drought
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| reduce compotion | fewer individuals
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| density dependent except | temperature
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| is density independent | earthquake
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| scientific study-demography | human population
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| demography transition is a chaning from high birth and high death rates | low birth rate and low death rate
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| simpleat groughing of greater that 1 kind of organism | community
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| model of complex feeding interactions | food web
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| controls growth of a population | limiting factor
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| niche | role
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| bird stelks. kills and eats insects; carnivore | consumer
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| plants in meadow and sulfur bacteria | both produce carbs and oxygen
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| one harms and one benefits | parasitism
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| biotic | living
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| abiotic | nonliving
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| predators | lkills and eats other animals
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| rain is | abiotic
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| base of ecological tyramias | producer
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| immigration and emmigration equal,______ could slow growth | decrease birth
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| beginning of a food chain is | autotroph of producer
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| 3 kinds of eco. pyramids | biomass numbers and energy
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| eats producers and consumers | omnivore
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| reduce competin | less individuals
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| plants ARE | primary producers
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| camels live in the desert this is there | habitat
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| branch of bio dealing with organisms and their interactions of envionment | ecology
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| several species of waribles inthe same tre | different niche
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| lowest level of complexity with living and nonliving factors | ecosystem
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| if population grows larger than the carrying compasity, what is likely to happen | increase death rate
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| water lilies do not grow indesert, because H20 is a | limiting factor
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| if preditor population decrese | prey population increase
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| animal feeds on plants | herbivory
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| movement into range | immigration
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| orgs. need nutrients in order to | carryout life functons
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| animals that eat carcasses | scavengers
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| imatter can be recycled because organisms | can transform it
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| atoms and molecules->cells->tissues->organ->organ system->organism species->population->community->ecosystems->biospere | :D
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| does not require sunlight | chemosynthesis
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| hunt and killsa nd eats | predatur
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| each step in a food web | trophic level
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| herbis and carnis | consumeother organisms
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| total amount of living tissue | diomass
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