Bell Ringer 6.5 Greenhouse Gases and Ozone Layer

Front

What is the most abundant greenhouse gas in the atmosphere? A) Carbon dioxide (CO₂), B) Methane (CH₄), C) Water vapor (H₂O), D) Ozone (O₃)

Back

Water vapor (H₂O)

Front

Which human activity is primarily responsible for the increase in carbon dioxide (CO₂) levels? A) Volcanic eruptions, B) Livestock farming, C) Burning fossil fuels, D) Anaerobic decomposition in wetlands

Back

Burning fossil fuels

Front

What natural process releases methane (CH₄) in wetlands? Options: A) Photosynthesis, B) Anaerobic decomposition, C) Volcanic eruptions, D) Evaporation

Back

Anaerobic decomposition

Front

Which greenhouse gas is primarily released from agriculture due to nitrogen-based fertilizers? A) Carbon dioxide (CO₂), B) Methane (CH₄), C) Nitrous oxide (N₂O), D) Water vapor (H₂O)

Back

Nitrous oxide (N₂O)

Front

Where does ozone (O₃) naturally form to protect life on Earth? A) In the troposphere, B) In the oceans, C) In the stratosphere, D) In forests

Back

In the stratosphere

Front

Which greenhouse gas is primarily released through volcanic eruptions and respiration? A) Nitrous oxide (N₂O), B) Methane (CH₄), C) Carbon dioxide (CO₂), D) Ozone (O₃)

Back

Carbon dioxide (CO₂)

Front

What is the main source of human-caused HCFCs and HFCs emissions? A) Vehicle emissions, C) Deforestation, B) Refrigeration and air conditioning, D) Burning fossil fuels

Back

Refrigeration and air conditioning

Front

What human activity contributes to both deforestation and an increase in atmospheric carbon dioxide (CO₂)?

Back

Cutting down forests

Front

Which greenhouse gas is significantly emitted through the digestive processes of livestock? A) Methane (CH₄), B) Carbon dioxide (CO₂), C) Nitrous oxide (N₂O), D) Ozone (O₃)

Back

Methane (CH₄)

Front

What human activity is primarily responsible for the release of nitrous oxide (N₂O)? A) Deforestation, B) Use of nitrogen-based fertilizers, C) Volcanic eruptions, D) Respiration from animals and plants

Back

Use of nitrogen-based fertilizers