This quiz works best with JavaScript enabled. Home > Science > Overview > General Science – Quiz 223 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 223 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the biggest contributor to climate change? A) Deforestation. B) Methane gas from cows. C) Burning fossil fuels. D) Land use. Show Answer Correct Answer: C) Burning fossil fuels. 2. Chemical X has a mass of 20 grams, and chemical Y has a mass of 30 grams. If the two chemicals are mixed and a complete chemical reaction takes place, what is most likely the mass of the product? A) 20 grams. B) 30 grams. C) 50 grams. D) 100 grams. Show Answer Correct Answer: C) 50 grams. 3. A form of matter that has a definite shape and volume. A) Solid. B) Liquid. C) Gas. D) Plasma. Show Answer Correct Answer: A) Solid. 4. The equation to calculate momentum is A) P=mv. B) P=1/2mv2. C) P=mgh. D) P=mg. Show Answer Correct Answer: A) P=mv. 5. The mass of n object is 50kg nd its volume is 5 cubic metres. What is the density A) 100. B) 10. C) 250. D) 25. Show Answer Correct Answer: B) 10. 6. If you want to measure the length of an object, the standard unit of measurement is the..... A) Meter. B) Yard. C) Centimeter. D) None of above. Show Answer Correct Answer: A) Meter. 7. What is does DNA stands for? A) Dexyribocleic Acid. B) Deoxyribonucleic acid. C) Deoxyribucleic acid. D) Deoxyribonucleic acid. Show Answer Correct Answer: B) Deoxyribonucleic acid. 8. Which of the following is not a source of heat? A) Coal. B) Microwave. C) Wood. D) Shirt. Show Answer Correct Answer: D) Shirt. 9. Provides more surface area on a seaweed to collect sunlight A) Blades. B) Holdfast. C) Pneumatocyst. D) Stipe. Show Answer Correct Answer: A) Blades. 10. Name of the world largest flower is.? A) Lotus. B) Rose. C) Dahelia. D) Raffisia. Show Answer Correct Answer: D) Raffisia. 11. What is the term for the spinning of a planet on its axis? A) Orbit. B) Rotation. C) Revolution. D) Ellipse. Show Answer Correct Answer: B) Rotation. 12. Includes sugars and starches A) Carbohydrates. B) Proteins. C) Lipids. D) Nucleic Acids. Show Answer Correct Answer: A) Carbohydrates. 13. What is the cause of tooth decay? A) Saliva. B) Chocolates. C) Digestive juices. D) Bile juice. Show Answer Correct Answer: B) Chocolates. 14. The combining of atomic nuclei to form one nucleus. A) Fission. B) Fusion. C) Asteroids. D) Energy. Show Answer Correct Answer: B) Fusion. 15. Who discovers bacteria. * A) D Lamark. B) Lion corner. C) Altman. D) D Lamark. Show Answer Correct Answer: B) Lion corner. 16. A point at latitude 80 degrees N is located near the..... A) Equator. B) North Pole. C) Parallel. D) None of above. Show Answer Correct Answer: B) North Pole. 17. Work depends on: A) Mass and speed. B) Force and distance. C) Distance and time. D) Mass and force. Show Answer Correct Answer: B) Force and distance. 18. Who discovered Virus.? * A) H D Khorana. B) William Harvey. C) Dmitry Ivanovsky. D) Robert Brown. Show Answer Correct Answer: C) Dmitry Ivanovsky. 19. This is the inner most part of the Sun. Here gravity has squeezed the Sun so much that hydrogen compresses together to form helium and release energy through nuclear fusion. A) Photosphere. B) Chromospheres. C) Crown. D) Core. Show Answer Correct Answer: D) Core. 20. Is the following statement true or false? Hives can be an allergic reaction to food. A) True. B) False. Show Answer Correct Answer: A) True. ← PreviousNext →Related QuizzesScience 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books