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Essentials Env Science

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
What's an example of a population?   show
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show bacteria  
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show density of a population  
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What would most likely cause a large number of density-independent deaths in a population?   show
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What has the greatest effect on reproductive potential?   show
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show the supply of available resources  
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show dispersion  
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The maximum number of offspring that each member of a population can produce is the population's ________________   show
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The _________ of an ecosystem for a particular species is the maximum population that the ecosystem can support indefinitely.   show
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show independent  
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show dependent  
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A population's growth rate is its ________ rate minus its _____ rate.   show
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show negative  
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If a pair of mice finds a place to live with plenty of food and no predators, the population of mice will probably undergo ________ growth.   show
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What is one of the main properties used to describe a population?   show
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Professionals who study and make predictions about human populations are called _______   show
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show lack of clean water  
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What is a reason that wood is considered a limited resource in many developing countries?   show
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show more younger people  
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show increased emigration; decreased fertility rate, decreased survivorship  
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An increase in population could result from increased birth rate, _______, or immigration.   show
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show replacement level  
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A shortage of ______ can decrease the food supply available to a growing population.   show
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show demography  
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The percentage of members of a group that are likely to survive to any given age is called _______________________   show
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show young.  
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show industrial  
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show post-industrial  
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show r  
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show K  
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Created by: dcrovato
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