Zusammenfassung der Ressource
Frage 1
Frage
1. Which of following is not an Ozone depleting substance?
Antworten
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Carbon tetrachloride
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Halons
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Oxygen
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Freons
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CFCs
Frage 2
Frage
2. Where does ozone depletion happens most?
Frage 3
Frage
3. In above paragraph, what is referred to as Ozone hole?
Antworten
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Steady decline of about 4% per decade in the total volume of ozone
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Increase in emission of halo carbons
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Decrease in stratospheric ozone over Earth's polar regions
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Mid latitude thinning of Ozone
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None of the above
Frage 4
Frage
4. What is the main source of halogen atoms in the stratosphere?
Antworten
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Extreme cold of Antarctic stratosphere
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Decrease in stratospheric ozone
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Photo-dissociation of halocarbon refrigerants
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Photo-synthesis in plants
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None of the above
Frage 5
Frage
5. Based on above para, which of the following is true?
Antworten
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CFCs are transported into the stratosphere after being emitted at the surface
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Ozone depletion is observed to decrease as emissions of halocarbons increased
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Atomic Halogen protects Ozone from Depletion
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All of above
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None of above
Frage 6
Frage
6. As mentioned in above Para, Montreal Protocol aims at -
Antworten
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Defining the most harmful wavelength of UV light
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Reducing the plankton populations in the ocean's photic zone
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Increasing the amount of UV light that passes though atmosphere
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Banning the production of Ozone depleting chemicals.
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None of the above
Frage 7
Frage
7. Choose the word which is most nearly the SAME in meaning as the word given below as used in the passage.
PHENOMENON
Antworten
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important
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distinctly
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pragmatic
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situation
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None of the above
Frage 8
Frage
8. Choose the word which is most nearly the SAME in meaning as the word given below as used in the passage.
CONTRIBUTORY
Antworten
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playing a part
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give in
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assimilate
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break down
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None of the above
Frage 9
Frage
9. Choose the word which is most nearly the OPPOSITE in meaning as the word below as used in the passage.
ADOPTION
Antworten
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accept
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rejection
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affirm
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adjourn
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None of the above
Frage 10
Frage
10. Choose the word which is most nearly the OPPOSITE in meaning as the word below as used in the passage.
DEPLETION
Antworten
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inclusive
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desolation
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restoration
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aver
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None of the above