Bio Review C16 - Human Impact on Ecosystems

How many people can Earth support? 

• 4 billion
• 10 billion
• 20 billion
• It depends on technology

Tags

NGSS.MS-ESS3-4

According to the graph, by how much did the world population increase between 1950 and the last actual recorded population? 

• It doubled
• It quadrupled
• It increased by 3 billion
• It increased by 8 billion

Tags

NGSS.MS-ESS3-4

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. 

What would Earth be like without the greenhouse effect? 

• Too cold for people to live
  
• A little cooler than it is now
  
• The same temperature as it is now 
• Too hot for people to live

Tags

NGSS.MS-ESS3-5

Scientists agree that changes in atmospheric gases may...

• harm the global geosphere.
  
• help the global geosphere.
  
• not affect Earth's biosphere. 
• affect Earth's biosphere. 

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS2-7

NGSS.HS-ESS3-5

What factors interact to produce smog?

• Particulates and pollutants from fossil fuels. 
• Sunlight and oxygen.
• Sunlight and pollutants from fossil fuels. 
• Sunlight and acid rain.

The pH of normal rain is 5.5, which of the following could be a pH for acid rain?

• 4.1
• 5.5
• 6.8

Tags

NGSS.MS-PS1-2

Why are frogs sensitive to pollutants in water?

• They biomagnify all the pollutants in their ecosystem.
• They have water-soluble skins.
  
• They are not an indicator species. 
• They don't breathe oxygen.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

According to this pie chart, which material’s recycling would reduce the largest portion of America’s trash? 

• metals
  
• yard trimmings
• paper
• plastics

Which level of the food chain is most affected by biomagnification? 

• producers
  
• primary consumers 
• secondary consumers 
• tertiary consumers