WorksheetsHuman Impact
Total questions: 17
Worksheet time: 9mins
Name
Class
Date
1.
Studies have shown that the populations of many fish are declining due to overfishing. Which plan could help to conserve populations of fish?
a)
Allow only one type of fish to be caught.
b)
Make larger fishing ships that catch fish in one trip.
c)
Use nets with smaller mesh size to catch younger fish.
d)
Raise fish that will be used for food in artificial ponds.
2.
The owner of a coffee shop learns that serving its hot drinks in plastic foam cups has a negative impact on the environment. He is considering several way to limit this negative effect. The following chart shows four of the shop’s ideas. Which method should the coffee shop use to meet its goal?
a)
Reusing plastic foam cups, because it is a form of recycling that is good for the environment.
b)
Offering a discount to people for bringing their own mugs, because it will reward those who reuse.
c)
Serving coffee in paper cups, because it will cause the least amount of change for the customers.
d)
Encouraging people to drink coffee in the shop, because it will cut the number of cups thrown away.
3.
Which soil type would be fertile for growing the majority of plants?
a)
organic and mineral
b)
pebbles and gravel
c)
light and sandy
d)
clay and silt
4.
The environmental club is setting up a program to dispose of aluminum cans. The club made the following chart to review the methods under consideration. Which statement describes the method the club will choose and why?
a)
Burning, because it will completely destroy the unwanted cans.
b)
Reusing, because it will delay them from being added to landfills.
c)
Recycling, because it allow the extended use of aluminum as a resource.
d)
Throwing out, because it does not involve putting any pollution into the air.
5.
An environmental group needs a plan to handle a population of rabbits that is eating endangered plants in the area.
Which plan will prevent the loss of both the endangered plants and the rabbit population?
Which plan will prevent the loss of both the endangered plants and the rabbit population?
a)
Trap and relocate the rabbits.
b)
Put poison around each plant.
c)
Introduce wolves into the area.
d)
Remove the endangered plants.
6.
More cars run on gasoline, a fuel made from nonrenewable fossil fuels that release pollution. Car makers are looking for ways to power cars that cause less pollution and do not use fossil fuels. Three of these ways to power cars are described in the following table. Which plan provides a solution for preserving Earth’s fossil fuel resources without causing pollution?
a)
Hydrogen fuel cells, because they do not use fossil fuels or release pollutants
b)
Hybrid, because it uses electricity that does not cause pollution.
c)
Hybrid, because it uses gasoline only part of the time
d)
Biodiesel, because it uses renewable resources
7.
Sheila wants to improve the quality of the soil in her garden. The following table shows the two choices she is thinking about using and their effects on the soil. Which statement describes why Sheila would select mixing in grass clippings?
a)
This choice adds nutrients but will also destroy the weeds in her garden.
b)
The nutrients added to the soil are stronger and work faster using this method.
c)
The soil loses nutrients over time, and this will help while not harming the environment.
d)
This is the only way to get rid of the grass clippings, and she can store the fertilizer to use later.
8.
Which change in the environment is caused by human activity?
a)
an earthquake
b)
a hurricane
c)
acid rain
d)
a flash flood
9.
Which describes a way to naturally conserve the amount of nutrients in the soil?
a)
crop rotation
b)
topsoil erosion
c)
parent soil deposition
d)
contour plowing
10.
Which is a nonrenewable resource?
a)
air
b)
oil
c)
water
d)
trees
11.
Iron comes from a mineral. It is an important building material that is often recycled. How should iron be classified?
a)
Iron is an example of a fossil fuel.
b)
Iron is a renewable resource.
c)
Iron is a nonrenewable resource.
d)
Iron can be easily replaced.
12.
Which is an example of reusing?
a)
Walking instead of riding a bus.
b)
Using contour plowing.
c)
Installing solar panels in buildings.
d)
Getting energy from trash.
13.
Carbon dioxide is a gas that traps heat in the atmosphere. Factories that burn fossil fuels produce carbon dioxide. Which strategy could reduce carbon dioxide in the atmosphere?
a)
Power factories with oil instead of coal.
b)
Switch to alternative energy sources.
c)
Locate factories near the poles, where it is cold.
d)
Plant shrubs and tress that use carbon dioxide near factories.
14.
In a desalination plant, energy is used to make fresh water from seawater. What effect could many desalination plants have on natural resources?
a)
Desalination plants could reduce the use of energy.
b)
They could reduce seawater pollution.
c)
Desalination could increase the use of energy.
d)
They could become an alternative energy source.
15.
Which phrase is the BEST example of conserving a natural resource?
a)
taking shorter showers
b)
recycling some plastics
c)
burning paper trash
d)
packing groceries in paper bags
16.
Look at the diagram. It shows a type of soil conservation called contour plowing.
Which statement would be true if contour plowing had been used during the Dust Bowl years?
Which statement would be true if contour plowing had been used during the Dust Bowl years?
a)
It would have prevented sand deposition.
b)
It would not have prevented wind erosion.
c)
It would have prevented crops from dying.
d)
It would not have prevented water from carrying topsoil away.
17.
Look at the diagram. Which BEST describes the energy source and technology?
a)
fossil fuels; heating cell
b)
wind energy; solar cell
c)
solar energy; solar panel
d)
hydroelectrical energy, dam
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