This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 50 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 50 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a closed path through which electric current flows? A) Speed. B) Velocity. C) Force. D) Electric circuitt. E) Simple machine. Show Answer Correct Answer: D) Electric circuitt. 2. Occurs when the Moon is between the Earth and the sun and we see no reflected sunlight A) Waning moon. B) Waxing moon. C) Full moon. D) New moon. Show Answer Correct Answer: D) New moon. 3. This is an example of an important protein A) Carbohydrate. B) Lipid. C) Enzyme. D) Glucose. Show Answer Correct Answer: C) Enzyme. 4. ..... is credited with being the first scientist to observe cork cells. A) Lion corner. B) Shleidon. C) Hooke. D) None of above. Show Answer Correct Answer: C) Hooke. 5. Why the leaf of a green plant looking like a green.? A) Chloroplast. B) Protoplast. C) Cholesterol. D) Chlorophyll. Show Answer Correct Answer: A) Chloroplast. 6. The migration of rural people to cities is called: A) Urbanization. B) Deforestation. C) Land pollution. D) Immigration. Show Answer Correct Answer: A) Urbanization. 7. Electrons are A) Positively charged particles. B) Negatively charged particles. C) Neutral. D) None of above. Show Answer Correct Answer: B) Negatively charged particles. 8. When an object moves faster, its kinetic energy also increases. A) True. B) False. Show Answer Correct Answer: A) True. 9. What is collision theory? A) Molecules must collide in the correct orientation with enough energy to bond. B) Molecules need enough energy to collide and react. C) Atoms constantly collide and react. D) The minimum energy needed for atoms to react. Show Answer Correct Answer: A) Molecules must collide in the correct orientation with enough energy to bond. 10. In Newton's first Law of Motion, an object at rest will..... A) Defy gravity. B) Want to move. C) Remain at rest. D) Go to the Moon!. Show Answer Correct Answer: C) Remain at rest. 11. A consumer that eats both producers and other consumers is called..... A) Herbivore. B) Omnivore. C) Carnivore. D) None of above. Show Answer Correct Answer: B) Omnivore. 12. The liquid metal used in thermometer has the symbol A) Sn. B) Of. C) Hg. D) Au. Show Answer Correct Answer: C) Hg. 13. What percentage of Earth's fresh water that is not frozen A) 97%. B) 1%. C) 100%. D) 3%. Show Answer Correct Answer: B) 1%. 14. What are the characteristics of an electric-fuse wire? A) Low melting point, high specific resistance. B) High melting point, low specific resistance. C) Low melting point, low specific resistance. D) High melting point, high specific resistance. Show Answer Correct Answer: B) High melting point, low specific resistance. 15. In order for a light bulb to turn on a circuit must be..... A) Open. B) Closed. Show Answer Correct Answer: B) Closed. 16. Discovered the Laws of Motion A) Newton. B) Einstein. C) Galileo. D) None of above. Show Answer Correct Answer: A) Newton. 17. Where does our food collect after we chew and swallow it? A) Small intestine. B) Large intestine. C) Stomach. D) Liver. Show Answer Correct Answer: C) Stomach. 18. What is the difference between a series circuit and a parallel circuit? A) The components in series circuits have different voltage levels. B) The main difference is how components are connected:series circuits have components connected in a single path, while parallel circuits have components connected in multiple paths. C) Series circuits have components connected in multiple paths. D) Parallel circuits have components connected in a single path. Show Answer Correct Answer: B) The main difference is how components are connected:series circuits have components connected in a single path, while parallel circuits have components connected in multiple paths. 19. If 1 atomic mass unit (u) is converted into energy, it will be equal to about ..... A) 931 MeV. B) 931 J. Show Answer Correct Answer: A) 931 MeV. 20. A hypothesis must contain these three words. A) If because then. B) If then because. C) Because if then. D) If then but. Show Answer Correct Answer: B) If then because. ← PreviousNext →Related QuizzesGeneral Science Quiz 1General Science Quiz 2General Science Quiz 3General Science Quiz 4General Science Quiz 5General Science Quiz 6General Science Quiz 7General Science Quiz 8General Science Quiz 9General Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books