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Enviornmental Study Guide

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
In which country is the population likely to be increasing most rapidly?   Kenya  
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______ is a biodegradeble material that becomes a pollutant if allowed to accumulate more rapidly than it can compose.   Newspaper  
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Which country is most likely to have either a stabalized or a slowly growing population?   Canada  
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According to the law of supply and demand, what would occure if the supply of oil declined and the demand remained the same?   oil prices would increase  
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Which of the following is a developing nation?   Ethiopia  
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A resident of ________ is likely to leave the largest ecological footprint.   United States  
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Most of today's enviornmental problems began during which period in human history?   Industrial Revolution  
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The term "biodiversity" refers to   The number and variety of species that live in an area  
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The introduction of harmful levels of chemicals or wastes into the enviornment is called   pollution  
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When the last member of a species dies, _______ is said to have occured   extinction  
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In an experiment, the factor of interest is called the   variable  
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Curiosity and imagination are important in science because they are   abilities in scientists that help expand our knowledge  
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The classification and collection of data that are in the form of numbers is called   statistics  
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Which step in the experimental method are scientists conducting when the photograph birds in flight?   Observing  
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A model of a dinosaur is an example of a _______ model.   physical  
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The average mass of a wolf pack in a pack of wolves is an example of   mean  
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The chance that an earthquake will occur in your town during the next year is an example of   risk  
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The group that does not recieve the experimental treatment in an experiment is the   control group  
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Good Scientist demonstrate a habit of mind called _________ when they do not believe everything they are told.   skepticism  
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Equations used to represent how a scientific process works are called _________ models.   mathematical  
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How did the Himalaya Mountains form?   Colliding tectonic plates  
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What are producers of oxygen?   plants  
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The ozone layer is located in the   stratosphere  
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The Richter scale best describes the   magnitude of an earthquake  
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Which is NOT one of the compositional layers of the earth?   Mesosphere  
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Which is NOT a mechanism of energy transfer through of within Earth's atmosphere?   Condensation  
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Deep Currents flow along the   Ocean Floor  
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With respect to matter, Earth is mostly   a closed system  
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The boundary between warm or cold water in an ocean or lake is...   thermocline  
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A volcano is a mountain built from   magma  
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A change in the genetic characteristics of a population from one generation to the next is called   evolution  
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______________ is the process that causes the characteristics of a population to change in a way controlled by humans.   Artificial Selection  
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_________ is a trait that increases an organism's increase of survival.   Adaptation  
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A trait unintentionally selected by humans is called   Resistance  
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A process that cause the characteristics of a population to change in a way that is not controlled by humans   Natural Selection  
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Which invertebrate are really small, allowing them to live on little food and to hide from enemies?   Insects  
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Achaebacteria and Eubacteria are   two kingdoms  
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What would be an abiotic factor in an ecosystem?   water  
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Natural selection is the unequal survival that results from the presense or absense of   partuicular traits  
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What best describes a population?   members of the same species living in the same place at the same time  
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What kind of natural disaster helps some forest communities by allowing some tress to relsease their seeds, by clearing away deadwood, and by encouraging new growth?   fire  
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Which of the following are photosynthetic organisms?   freshwater algae  
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Consumers aare organisms that   get solar or other enegry indirectly  
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Where would an ecologist be least likely to study primary succession   the Amazon Rainforest  
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What term is used to refer to the many feeding relationships that are possible in an ecosystem?   food web  
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Which plant is likely to be a pioneer species?   shrubs  
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Which does not contain carbon from the bodies of plants and animals that died millions of years ago?   phosphate salts  
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What type of succession occurs after a natural process such as a volcanic eruption or flood?   secondary succession  
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Which gas makes up 78 percent of our atmosphere but can only be used by plants only when transformed by bacteria first?   nitrogen  
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Which organism is most likely to be at the bottom trophic level of a food chain?   algae  
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If you visited a savanna, you would likely see   large herds of grazing animals such as rhinos, gazelles, and giraffes  
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Animals that live in the desert   are usually nocturnal  
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Deserts are often formed   on the dry side of mountain ranges  
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the Tundra   has a layer of soil that is permanetly frozen beaneath the top soil  
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Taiga is   a forest biome dominated by coniferous trees such as ine  
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Biomes   are usually described by their vegetation  
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Which are adaptions used by the animals of the artic tundra?   Rodents burrow underground for winter protection  
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The distance north or south of the equator as measured in degrees is called   latitude  
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The main factor that determines what types of plants geow in a biomes is   temperature and precipitation  
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Biomes with higher temperatures and less precipitation tend to have   shorter and denser vegetation  
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