Climate Change MCQs Set 2 (200+ Questions with Answers) Posted on March 18, 2026March 21, 2026Author agropublishers 0 Climate Change MCQs Set 2 (200+ Questions with Answers) 1. Albedo is defined as ____________ Heat emitted by Earth Longwave radiation absorbed by atmosphere Fraction of incoming solar radiation reflected to space Absorption of solar radiation by Earth’s surface 2. __________________ shows the largest difference between GWP20 and GWP100 among the listed gases O₃ N₂O CH₄ CO₂ 3. According to physical radiation laws, specifically the Stefan-Boltzmann law, the magnitude of outgoing longwave radiation (OLR) emitted by the Earth’s surface is primarily determined by its _____________ Surface temperature Wind speed Albedo Cloud cover 4. Fluorinated gases generally have ____________ Global Warming Potential Zero GWP Moderate GWP Low GWP Very high GWP 5. Global Temperature Change Potential (GTP) differs from Global Warming Potential (GWP) because it focuses on_________ Forcing Temperature response at a chosen time Mass Lifetime 6. Global Warming Potential (GWP) is best defined as _______ Atmospheric concentration of a gas Integrated radiative forcing of greenhouse gases relative to CO₂ over a specified time horizon Rate of emission Absolute temperature increase caused by a gas 7. Carbon dioxide (CO₂) is mainly released through ________ Nitrogen fixation Burning of fossil fuels Photosynthesis Respiration 8. Earth’s effective temperature without greenhouse gases would be approximately ___________ –18°C 15°C 0°C 30°C 9. Nitrous oxide (N₂O) emissions are mainly associated with ____________ Atmospheric reactions Plant respiration Oceans Soils and nitrogen fertilizers 10. Temperature change at a specific future time due to a pulse emission is known as _____________ Radiative forcing Global Temperature Change Potential Global Warming Potential Atmospheric lifetime Loading … Question 1 of 10 Climate Change MCQs Set 2 (200+ Questions with Answers)
