WorksheetsQUIZONE
Total questions: 20
Worksheet time: 7mins
Who discovered the ozone layer?
Henri Buisson & Charles Fabry
Carl Sagan & Charles Fabry
G M B Dobson
Carl Sagan & G M B Dobson
Which of the following devices can be used to measure ozone from the ground?
Spectrometer
Photometer
Spectrophotometer
Spectro- ozonometer
Which of the following action takes place in the formation of ozone?
The action of daylight on phosphorous
The action of daylight on nitrogen
The action of daylight on hydrogen
The action of daylight on oxygen
Which one of the following teams of scientists first discovered the ozone hole?
Russian team
German team
American team
British team
Which gas is filled in refrigerators?
Ammonia
Mafron
Methane
Acetylene
What is the color of the ozone layer?
Pale blue
Dark blue
White
Pale green
Which is the agricultural crop destroyed by excessive UV radiation?
Wheat
Maize
Potato
Rice
Which plant produces ozone at the time of photosynthesis?
Lemon
Tulsi
Neem
Aloevera
The ozone layer prevents________from passing through the Earth’s atmosphere?
Ultraviolet rays
Infrared rays
X-rays
All of the above
Which of the following bans the production of ozone-depleting chemicals?
Montreal Protocol
Kyoto Protocol
Geneva Protocol
None of the above
When do scientists predict the ozone layer will heal and return to pre- 1980 levels?
Between the years 2050 and 2065
By the year 2030
Between the years 2080 and 2090
By the year 3000
Which planet other than the earth has an ozone layer?
Mars
Venus
Mercury
Jupiter
What is the average concentration of ozone in the ozone layer of the atmosphere?
10-20 ppm
More than 10 ppm
Less than 10 ppm
20-30 ppm
In what unit ozone is measured?
Decibel
Dobson
Sq.cm
Kg
Which is the first place scientist found the thinning of the ozone layer?
Antarctica
Australia
India
France
Which atom is released when CFC molecules are broken from UV radiation?
Chlorine
Arsenic
Oxygen
Nitrogen
How far is the ozone layer from the surface of the earth?
15-30 km
30-50 km
5-10 km
50-70 km
Under which organization Ozone day is celebrated in Kerala?
Kerala State Council for Science, Technology & Environment
National Council for Science, Technology & Environment
Kerala State Biodiversity Board
Council for Agricultural Science & Technology
Which of the following is not true about chlorofluorocarbon?
It is used as a refrigerant
It is not responsible for the greenhouse effect
It is responsible for reducing ozone in the stratosphere
It is inactive in low atmospheric pressure
Montreal is a city in which country?
Canada
Australia
Germany
France
