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Science
10th
grade
Ozone Layer Depletion | Our Environment | Assessment | English | Grade 10
7 questions
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- 1. Multiple Choice
One molecule of ozone is made from ____ atoms of oxygen
1
2
3
4
- 2. Multiple Choice
Due to various factors in upper atmosphere, the earth's ozone layer is depleting, this is called ______________
Eutrophication
Ozone layer depletion
Incinerator
biomagnification
- 3. Multiple Choice
Which of the following is not an effect of ozone layer depletion?
Skin cancer
Eye cancer
Decrease in immunity
pepsin ulcer
- 4. Multiple Choice
Who among the following maintains the balance of carbon dioxide in environment with the help of photosynthesis process?
Phytoplankton
Eutrophication
Incinerator
biomagnification
- 5. Multiple Choice
Which of the following is responsible for ozone layer depletion?
Carbon dioxide
Nitrogen
Chlorofluorocarbon
Hydrogen
- 6. Multiple Choice
Which of the following can be used to avoid ozone layer depletion?
Travel by motorcycle
Use chemical fertilizers
use chlorine based products for cleaning
Travel by public transport
- 7. Multiple Choice
Rahul has to work outdoors for 10 hours a day. After 4 years he developed a skin cancer. Which of the following can be possible reason for this?
Eutrophication
Ozone layer depletion
Kidney stone
biomagnification
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