Home > General ScienceWhat is the closest star to Earth?A. Alpha Centauri B. Betelgeuse C. Proxima Centauri D. The SunAnswer: The SunSubjects: General ScienceRelated MCQsWhich gas is used in the process of photosynthesis?Which gas is known as a greenhouse gas and contributes to global warming?What is the largest continent by land area?What is the pH range of an acidic solution?Which organelle is known as the control center of the cell?Which part of the cell contains genetic material?Who developed the theory of general relativity?Which gas do plants absorb from the atmosphere for photosynthesis?What is the most abundant element in the Earth’s atmosphere?What is the speed of light in vacuum?Which planet is closest to the sun?Which force keeps the planets in orbit around the sun?Which organ in the human body produces insulin?What is the largest mammal in the world?Which gas do plants release during photosynthesis?