Human Impact

1. What are renewable resources?

• . Resources that are used faster than they form

• resources that can replenish themselves over time

• resources that formed over millions of years

• resources that exist only in rural areas

1. What would Earth be like without the greenhouse effect?

• The same temperature

• a little cooler than it is now

• . Too cold to live

• a little warmer than it is now

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According to the graph, what material’s recycling would reduce the largest portion of America’s trash?

• Metals

• paper

• plastics

• Yard trimmings

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1. Which of the following is not a renewable resource?

• coal

• wind energy

• solar energy

• water

How might an introduced plant species kill native plant species?

• . Its rapid growth can deprive native plants of sunlight.

• Its rapid growth can deprive native plants of food.

• It can cause soil loss from erosion.

• Its rapid growth can deprive native plants of oxygen.

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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

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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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If a species in no longer found living on Earth it is

• pollutants

• extinct

• species

• endangered

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what is the leading cause of deforestation?

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

Tags

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What is Deforestation?

• A forest in which there are too many deers.
• A forest party where deers hang out
• The adding of trees in a forest.
• The clearing of trees; transforming of a forest into cleared land.

Tags

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