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WorksheetsHuman impacts on the environment
Total questions: 17
Worksheet time: 10mins
Which statement about the effects of natural events and human activities is true?
The environment is not usually affected by natural events.
All human activities change the environment in a negative way.
Natural events always have a positive impact on the environment.
Human activities and natural events can damage the environment.
Which of these is one cause of deforestation?
Urbanisation
Buying a chirstmas tree during the holidays
Overbreeding birds in the wild
Cutting down the tree in your backyard
Deforestation causes an increase in atmospheric carbon dioxide
true
false
What is an effect of deforestation?
decrease in biodiversity
decrease in rainwater runoff
decrease in carbon dioxide in the atmosphere
decrease in the amount of water on earth
What is an invasive species?
A native (naturally found) species which are added to an area.
A non-native (not naturally found) species added to an area.
A keystone species in an environment
none of the above
Invasive species often...
compete with native species for resources
provide extra resource for native species
have no impact on the availability of resources
help native species find resources
Burning fossil fuels can help contribute to...
acid rain
global warming
climate change
all of the above
Which is a nonrenewable resource?
soil
fish
wood
coal
Which is NOT caused by acid rain?
damage to statues
dying fish
spread of disease
weakened trees
