Human Impact on the Environment

Front

Wastes produced by agriculture, households, industry, mining, and other human activities can end up in: groundwater, streams and rivers, oceans, or all of these choices.

Back

All of these choices

Front

Increase in which gas is primarily responsible for increased global warming? Options: Carbon dioxide, Water vapor, Methane, Nitric oxides

Back

Carbon dioxide

Front

Which historical event most likely triggered the largest increase in the human population? Options: the Black Death plague, the domestication of wheat crops, the fall of the Roman Empire, the Industrial Revolution.

Back

the Industrial Revolution, which began in the late 1700s

Front

What is the most dramatic result of deforestation?

Back

loss of habitat for approximately 70% of the world's species

Front

Which has the least negative impact on wildlife habitat? Options: agriculture, development, deforestation, recreation

Back

recreation

Front

What are some reasons deforestation occurs?

Back

clearing land for agriculture, ranching, and mining

Front

Carbon is released into the atmosphere through all of the following ways except: respiration, cow flatulence, photosynthesis, all of the above

Back

photosynthesis

Front

Which human activity would preserve nonrenewable resources? Options: deforestation, removing carnivores from a forest, recycling, heating homes with fossil fuels

Back

recycling

Front

Increased industrialization will most likely

Back

decrease available habitats

Front

Which human activity is correctly paired with its likely future consequence? Options: overfishing in the Atlantic — increase in supply of flounder and salmon as food for people, development of electric cars or hybrid vehicles — increased rate of global warming, use of fossil fuels — depletion of underground coal, oil, and natural gas supplies, genetically engineering animals — less food available to feed the world’s population

Back

use of fossil fuels — depletion of underground coal, oil, and natural gas supplies