Ozone Depletion MCQs | Ozone Depletion Short Questions and Answers

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Questions
41 The ozone hole occurs during the Antarctic
A Spring
B Autumn
C Summer
D All Of The Above

Answer: Spring
42 “International Day for the Preservation of the Ozone Layer” or “World Ozone Day” is celebrated on
A October 18
B September 18
C September 16
D None of these

Answer: September 16
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43 Why UV radiation is higher in summer?
A The Sun is closer to planet earth so UV rays have a shorter distance to travel to reach us
B The sun is particularly busy in summer
C There is more ozone in the atmosphere during summer
D None of these

Answer: The Sun is closer to planet earth so UV rays have a shorter distance to travel to reach us
44 When was the first ozone hole discovered?
A 1970s
B 1950s
C 1980s
D 1990s

Answer: 1970s
45 The depletion in the Ozone layer is caused by:
A Chlorofluorocarbon
B Carbon dioxide
C Nitrous oxide
D Methane

Answer: Chlorofluorocarbon
46 Montreal protocol is related to the:
A Ozone layer depletion
B Global warming
C Sustainable development
D Food security

Answer: Ozone layer depletion
47 Between what altitudes, is the ozone layer found in highest concentrations?
A 20-40km
B 10-20km
C 55-70km
D 40-55km

Answer: 20-40km
48 Which of the following UV radiations is responsible for causing sun burns and skin cancer?
A UV-B
B UV-C
C UV-A
D All of the mentioned

Answer: UV-B
49 How many oxygen particles are there in every atom of ozone?
A Three
B Two
C One
D Four

Answer: Three

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