Test Your Environmental Knowledge

What is the primary greenhouse gas responsible for climate change?

• methane (CH4)

• nitrous oxide (N2O)

• water vapor (H2O)

• carbon dioxide (CO2)

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

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the process by which plants convert sunlight into energy?

• Fermentation

• Transpiration

• Photosynthesis

• Respiration

Name one major consequence of deforestation.

• Loss of biodiversity

• Increased air quality

• Higher carbon absorption

• More agricultural land

What is the term for the variety of life in the world or in a particular habitat?

• biodiversity

• species richness

• habitat

• ecosystem

Which renewable energy source is derived from the sun?

• Hydropower

• Geothermal energy

• Wind energy

• Solar energy

What is the main cause of ocean acidification?

• Increased ocean temperature due to climate change

• Overfishing leading to ecosystem imbalance

• Pollution from plastics in the ocean

• The main cause of ocean acidification is the absorption of excess carbon dioxide (CO2) from the atmosphere.

What international agreement aims to combat climate change?

• Kyoto Protocol

• Montreal Protocol

• Paris Agreement

• Copenhagen Accord

What is the largest source of freshwater on Earth?

• Atmospheric water vapor

• Glaciers and ice caps

• Rivers

• Lakes

Which gas is released when fossil fuels are burned?

• Nitrogen (N2)

• Carbon dioxide (CO2)

• Oxygen (O2)

• Methane (CH4)