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Worksheetshuman impact on the planet earth
Total questions: 17
Worksheet time: 13mins
Name
Class
Date
1.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
2.
What is the greenhouse effect?
a)
warming of the earth due to gases in our atmosphere.
b)
cooling of the earth due to gases in our atmosphere
3.
Most water pollution is the result of
a)
human activities.
b)
drought.
c)
volcanic eruptions.
d)
storms.
4.
This type of pollution inhibits people from seeing the stars and planets.
a)
Light Pollution
b)
Water Pollutilon
c)
Air Pollution
5.
1. What are renewable resources?
a)
. Resources that are used faster than they form
b)
resources that can replenish themselves over time
c)
resources that formed over millions of years
d)
resources that exist only in rural areas
6.
What environment does an OIL SPILL effect?
a)
forests
b)
grassland
c)
oceans
d)
deserts
7.
What is the cause of an oil spill?
a)
humans spill cooking (cosinar) oil in the water
b)
the animals bring the oil
c)
oil spills never happen
d)
accidents from oil companies
8.
The ozone layer is damaged by
a)
CFCs
b)
Increase in greenhouse gases
c)
Increased global temperatures
d)
Sulfuric and nitric acids
9.
Global warming is due to
a)
Greenhouse gases
b)
Nitric and sulfuric acids
c)
CFCs
d)
Ozone depletion
10.
Water vapor is a greenhouse gas
a)
True
b)
False
11.
Worldwide, temperatures have been increasing for more than 100 years. Is this evidence of global warming?
a)
yes
b)
no
12.
About 97% of the water on Earth is ___________________.
a)
fresh water
b)
groundwater
c)
salt water
d)
ice
13.
Most water pollution is the result of __________________.
a)
natural processes
b)
animal waste
c)
human activities
d)
acid rain
14.
Which of the following is not an example of how we decrease the quality of our natural assets?
a)
Deforestation
b)
Mining and burning fossil fuels
c)
Reduce, refuse, reuse, recycle
d)
Agriculture and Industrialization
15.
Which of these describes a species that has become extinct?
a)
fewer members of the species are dying than being born
b)
more members of the species are dying than being born
c)
very few members of a species are alive
d)
all members of a species have died
16.
Which of the following is NOT a reason a species may become extinct?
a)
competition
b)
reproducing
c)
habitat loss
d)
overhunting
17.
Are whales mammals?
a)
Yes
b)
No
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