5.6 Mitigation of Human Impacts

The Jones family cares about the environment. They run their dishwasher only when it is completely full. Which of the following BEST explains why they do this?

• To save money
• To recycle dish soap
• To reduce sewage
• To conserve water

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What does conserving resources mean?

• Use as much of the resources as you can
• Only use the resources at school
• Protecting the resource so it does not run out

An endangered species is

• One whose numbers are so small that it is at risk of extinction
  
• One whose not been spotted after many years.
• One whose numbers are abundant.

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Scientists think people have directly caused the extinction of some species through ______________.

• habitat destruction
• poaching
• pollution
• All of these

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what is the leading cause of deforestation?

• Diseases 
• Housing market
• Agriculture and Farming
• Paper mill

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Which way can people best reduce land pollution caused by large amounts of waste dumped in landfills?  

• They can use a water filter to use fewer water bottles.
• They can recycle their plastic, glass, paper, and cardboard items and only throw away non-recyclable items.
• They can watch less television, reducing electricity use and allowing their electronics to last much longer.
• They can refill large plastic containers, like those used for laundry detergent, instead of throwing them away.

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What do we call it when an ecosystem is able to maintain its structure and be stable over time?

• It is dependable.
• It is sustainable.
• It is independent.
• It is adaptable.

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Toxins accumulate in the tissues of organisms as they pass through a food chain/web.

• eutrophication
• biomagnification
• ecological succession
• symbiosis 

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Which of the following is NOT a method of energy conservation?

• taking public transportation to work (bus, subway)
• riding your bike to work
• walking to work 
• driving alone in your car to work

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Conservation is the act of conserving, or protecting the environment, plants, and animals. What are some things you can do to help conserve our environment? 

• leave water on, leave TV on, run dishwasher with 1 plate
• run the washing machine with 1 shirt
• leave the refrigerator door open
• turn off water, turn off lights, turn off TV

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