Climate Change Quick QuizVersión en línea Test your knowledge on greenhouse gases and global warming. por Gloria Ramos 1 What greenhouse gas is most abundant in Earth's atmosphere by human activities? a Water vapor b Nitrous oxide (N2O) c Methane (CH4) d Carbon dioxide (CO2) 2 Which human activity primarily increases CO2 levels? a Photosynthesis in forests b Wind energy generation c Burning fossil fuels (coal, oil, natural gas) d Volcanic eruptions 3 Global warming refers to the long-term rise in what? a Average Earth surface temperature b Atmospheric pressure c Ocean depth d Moon's orbit 4 Which sector is a major source of anthropogenic greenhouse gases? a Oxygen production b Deep-space exploration c Energy and transportation d Seafloor spreading 5 What is a key consequence of climate change on weather patterns? a Immediate global cooling b More extreme heat and heavy rainfall events c Stable temperatures worldwide d Less wind, fewer storms 6 Which gas has a high global warming potential but is less abundant? a Water vapor b Oxygen (O2) c Nitrogen (N2) d Methane (CH4) 7 What is the main purpose of climate mitigation? a Reduce or prevent greenhouse gas emissions b Ignore energy efficiency measures c Increase CO2 in the atmosphere d Expand fossil fuel use 8 Which practice helps lower carbon footprints? a Expanding coal plants b Deforesting lands c Increasing meat consumption d Using renewable energy and energy efficiency 9 Which international framework aims to limit warming? a Montreal Protocol b Kyoto Protocol c Basel Convention d Paris Agreement 10 Which energy choice reduces greenhouse gas emissions the most? a Expanding oil exports b Replacing fossil fuels with renewable energy c Increasing plastic production d Building more coal plants