Environmental Regulations and Ozone Depletion Quiz

Explore ozone depletion and global efforts to protect the ozone layer. Test your knowledge with 13 questions on treaties, substances, and environmental impacts.

Practice Learn Test

Which ozone-depleting substance was commonly used in refrigerators and air conditioners before being phased out?

CFC-11

Halons

Methyl chloroform

HCFC-22

Which year marked the adoption of the Montreal Protocol on Substances that Deplete the Ozone Layer?

1985

1987

1992

1995

Which layer of the Earth's atmosphere contains the ozone layer?

Stratosphere

Troposphere

Mesosphere

Exosphere

Which international treaty aims to protect the ozone layer by phasing out the production of ozone-depleting substances?

Kyoto Protocol

Montreal Protocol

Paris Agreement

Rio Declaration

What is the main role of the ozone layer in the Earth's atmosphere?

Absorbing ultraviolet (UV) radiation from the sun

Creating greenhouse gases

Producing oxygen

Filtering carbon dioxide

What is the role of the United Nations Environment Programme (UNEP) in addressing ozone depletion?

Monitoring wildlife conservation

Overseeing nuclear disarmament

Implementing climate change policies

Administering ozone protection efforts

Which ozone-depleting substance is often associated with aerosol propellants and foam-blowing agents?

CFC-12

Methyl chloroform

Halons

HFC-134a

What is the significance of the ozone layer in protecting living organisms on Earth?

Blocks harmful UV radiation

Enhances photosynthesis

Supports nitrogen fixation

Regulates ocean currents

Which of the following is not a consequence of ozone layer depletion?

Increased skin cancer rates

Disruption of ecosystems

Global warming

Damage to crops

#10

What is the primary cause of the formation of the ozone hole over Antarctica?

Volcanic eruptions

Industrial pollution

Solar radiation

Chlorofluorocarbons (CFCs)

#11

Which international agency monitors and assesses the state of the ozone layer through scientific assessments?

World Health Organization (WHO)

International Atomic Energy Agency (IAEA)

United Nations Development Programme (UNDP)

World Meteorological Organization (WMO)

#12

What is the role of the Multilateral Fund for the Implementation of the Montreal Protocol?

Supporting research on ozone-depleting substances

Providing financial assistance to developing countries

Enforcing international environmental laws

Regulating ozone-friendly technologies

#13

What is the primary source of anthropogenic emissions of ozone-depleting substances?

Industrial processes

Deforestation

Wildfires

Natural gas extraction