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Cubangbang's 7thA Ch.23 Natural Resources Stack #129273

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
• Agriculture   The growing of crops and livestock  
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• Air pollution   A condition of liquids, gases and small particles that are released into the atmosphere, resulting in harm to the environment  
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• Biodegradable pollutant   A pollutant that is capable of being broken down by the environment  
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• Birthrate   The rate at which members are born into a population  
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• Conservation   The preservation and wise use of natural resources  
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• Crop rotation   Periodically changing the crops grown in a field to prevent the decrease of soil minerals  
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• Death rate   The rate at which members of a population die  
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• Domesticated organism   A living thing that man raises primarily for his own use  
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• Endangered Species   A species that may soon become extinct  
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• Energy pollutant   any energy that pollutes an ecosystem  
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• Euthanasia   The killing of a person who is old or very sick  
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• Extinct   Refers to species that are no longer existing  
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• Farming   The growing of organisms to supply human needs  
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• Fertilizer   A substance that contains mineral needed by plants  
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• Fossil fuel   Energy source that is a product of plants and animals that once lived on the earth  
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• Game laws   Laws that regulate hunting, fishing and trapping activities by imposing limits, weapon restrictions and similar controls  
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• Hazardous substance   Chemicals that can harm living things  
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• Hazardous waste   A hazardous substance that’s discarded  
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• Human population   Number of people living on earth at on time  
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• Natural resource   A natural occurring material that is use and valuable to humans  
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• Nonbiodegradable pollutant   A pollutant that can’t be broken down by living organisms  
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Nonrenewable   Cannot be replaced  
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• No-Till Agriculture   Results in crop residue and reduced erosion, improving the soil  
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• Recycle   To use again  
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• Renewable   Can be replaced  
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• Sewage   A substance consisting of biodegradable wastes and water  
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• Substance pollutant   Solid, liquid or gas that pollutes an ecosystem  
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• Trash   Solid waste material that’s useless or unwanted  
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• Water pollution   Foreign substances that are added to water  
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Created by: jcubangbang
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