Organizer: Sulabh – International Institute of Health and Hygiene, Environmental Information, Awareness, Capacity Building and Livelihood Programme (EIACP), Resource Partner under the aegis of the Ministry of Environment, Forest & Climate Change, Govt. of India.
Invites you to participate in the Quiz Contest on World Ozone Day 2025. This quiz is designed to enhance awareness about the importance of the stratospheric ozone layer, its protection, and the global action taken through the Montreal Protocol. Test your knowledge, strengthen your commitment to environmental conservation, and earn a certificate of participation in recognition of your efforts.
About the Quiz
- Themed : From Science to Global Action.
- Start Date: 14 September 2025
- Free Participants
- Open to All
- Last Date to Participate: 30th September 2025.
Why Participate?
- Strengthen your knowledge of environmental conservation
- Contribute to global sustainability efforts
- Receive a Certificate of Participation as recognition of your commitment
Apply Link
This initiative aims to:
- Promote awareness on the significance of the stratospheric ozone layer
- Encourage understanding of its protection and conservation
- Highlight global initiatives under the Montreal Protocol
100% Correct Answers Quiz Contest on World Ozone Day 2025 Here
Each question carries 1 mark. Only one option is correct, and there is no negative marking.
What was the theme for World Ozone Day 2023?
*
1 point
Ozone for Life
Montreal Protocol: Fixing the Ozone Layer and Reducing Climate Change
From Science to Global Action
Protecting Our Blue Skies
The Montreal Protocol was signed in which year?
*
1 point
1972
1985
1987
1992
What is the main role of the ozone layer?
*
1 point
Traps heat in the atmosphere
Absorbs harmful ultraviolet (UV) radiation
Produces oxygen
Maintains rainfall patterns
What health risk increases due to ozone layer depletion?
*
1 point
Diabetes
Eye cataracts and skin cancer
Heart disease
Hearing loss
The Montreal Protocol was based on which scientific discovery?
*
1 point
Ozone hole over Antarctica
Carbon dioxide emissions
Ice melting in the Arctic
Global warming
Protecting the ozone layer also helps in:
*
1 point
Preventing floods
Slowing down climate change
Increasing rainfall
Improving soil fertility
The ozone hole is most severe during which months in the Southern Hemisphere?
*
1 point
March–April
September–October
June–July
November–December
Which UN agency, along with WMO, leads work on ozone protection?
*
1 point
FAO
UNEP
UNESCO
WHO
What percentage of harmful solar UV-B radiation is absorbed by the ozone layer?
*
1 point
20%
50%
Over 90%
100%
How does ozone depletion threaten food security?
*
1 point
By reducing rainfall
By damaging crops and phytoplankton through excess UV radiation
By decreasing oxygen levels
By stopping pollination
If the ozone layer was not protected, what would happen to life below water?
*
1 point
Ocean currents would stop
UV radiation would reduce phytoplankton, disrupting the food chain
Water would become acidic
Salt concentration would increase
How aware are you of the harmful effects of ozone layer depletion (such as skin cancer, eye cataracts, and crop damage)?
*
1 point
Not aware
1
2
3
4
5
Very well aware
What is the ozone layer often called?
*
1 point
Earth’s heat shield
Earth’s sunscreen
Earth’s oxygen blanket
Earth’s greenhouse
Why is the ozone layer important for human beings?
*
1 point
It provides fresh oxygen
It blocks harmful UV rays from the sun
It reduces greenhouse gases
It maintains rainfall
Adding the two equations together shows that ozone is broken down into ___________.
*
1 point
chlorine
skin
oxygen
solvents
Excess exposure to UV radiation due to ozone depletion can cause:
*
1 point
Better eyesight
Eye cataracts and skin cancer
Stronger bones
Longer lifespan
This has led to a ________in the ozone layer which is allowing more UV radiation through
*
1 point
hole
chlorine
aerosol
refrigerants
What is the full form of ODS?
*
1 point
Oxygen Depletion System
Ozone Depleting Substances
Overhead Defense System
Organic Derived Solvents
Match the following aspects with how they are affected by ozone depletion (tick all that apply):
*
1 point
Human Health Agriculture & Food Security Marine Life Climate System
Excess UV radiation
Skin cancer & cataracts
Reduced crop yield
Damage to phytoplankton
Contribution to warming
Excess UV radiation
Skin cancer & cataracts
Reduced crop yield
Damage to phytoplankton
Contribution to warming
How effective do you think awareness campaigns (like World Ozone Day activities) are in motivating people to take action for ozone protection?
*
1 point
Not effective
1
2
Excellent 💯👍 Madam !
Excellent 🤝👍👍
Cool
Good
I have sertificate
Super
Awesome