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WorksheetsOzone
Total questions: 15
Worksheet time: 15mins
Which agreement allowed for a reduction, and eventual elimination, of CFC production and use?
Montreal Protoccol
Kyoto Protoccol
Paris Agreement
Yo MaMa
Which of these sets of three items produce CFCs
cars, factories, and cardboard
spray cans, cardboard, insulation
spray cans, refrigerant, cardboard
spray cans, refrigerant, insulation
When oxygen gas in the lower stratosphere is struck by this, it splits, leading to the formation of a ozone molecule.
visible light
ultraviolet radiation
infrared
gamma rays
The formation of ozone begins when and O2 molecule is split by
UV-A radiation
UV-B radiation
UV-C radiation
UV-A or UV-B radiation
Through international cooperation, the concentration of chlorine in the atmosphere
has already decreased below 3ppb
will stabilize around 3ppb by 2030
has stabilized at 5ppb
is expected to stabilize at 5ppb by 2100
Which is not an example of an ecological consequence of reduced stratospheric ozone?
loss of biodiversity from reduced photosynthesis in plants
collapse of marine food webs
reduced crop yield
reduced terrestrial biome productivity
The ____________________ protects people from the effects of too much ultraviolet radiation.
smog layer
cloud cover
temperature inversion
ozone layer
The ozone layer protects us from
Increased atmospheric heat
CFCs
UV rays
Decreased atmospheric heat
The ozone layer is damaged by
Increased global temperatures
CFCs
Increase in greenhouse gases
Sulfuric and nitric acids
Ozone absorbs UV _________
Heat
Radiation
The ozone layer is a consequence of _________________
Biochemical reactions
Chemical reactions
Second layer of the atmosphere, extending about 17-48 kilometers above the earth’s surface. It contains a layer of gaseous ozone, which filters out about 95% of the incoming harmful ultraviolet radiation emitted by the sun
Mesosphere
Troposphere
Stratosphere
Ozone
What is the primary function of the ozone layer in Earth's atmosphere?
To trap heat and warm the planet
To absorb ultraviolet radiation from the sun
To reflect visible light back into space
To produce oxygen for the atmosphere
Which chemical compound is most responsible for the depletion of the ozone layer?
Carbon dioxide (CO2)
Methane (CH4)
Chlorofluorocarbons (CFCs)
Nitrous oxide (N2O)
In which part of the Earth's atmosphere is the ozone layer primarily located?
Troposphere
Stratosphere
Mesosphere
Thermosphere
