Home > General Science > General Knowledge > Science and TechnologyWhich planet is closest to the sun?A. Venus B. Mercury C. Earth D. MarsAnswer: MercurySubjects: General Science, Science and Technology, General KnowledgeRelated MCQsWhat is the primary purpose of the nervous system?What is the unit of electric current?Which gas is used in balloons to make them float?What is the main source of energy for the Earth?What is the most abundant gas in the Earth’s atmosphere?What is the main function of the nervous system?What is the term for animals that eat both plants and animals?What is the name of the largest planet in our solar system?Which planet has rings around it?What is the main function of the liver?What is the hardest natural substance on Earth?What is the primary function of red blood cells?What is the phenomenon of objects appearing to be heavier in water called?What is the name of the molecule that carries genetic information?What is the speed of light in a vacuum?