Multiple choice general knowledge science & technology The term greenhouse effect refers to the: Reflection of ultraviolet radiation trapping of heat created by sunlight heating of ocean currents increase in extreme weather events Reveal answer Fill a bubble to check yourself B Correct answer Explanation The greenhouse effect is the process by which certain gases in Earth's atmosphere trap heat from sunlight, warming the planet. It's not about UV reflection (ozone handles that), ocean heating, or extreme weather directly.