This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 26 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 26 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which gas helps in the process of combustion? A) Cooking gas. B) Nitrogen gas. C) Oxygen gas. D) None of above. Show Answer Correct Answer: C) Oxygen gas. 2. Adding salt to water lowers its freezing point. A) True. B) False. Show Answer Correct Answer: A) True. 3. Which has more energy, 1.0 g of carbohydrate or 1.0 g of lipid? A) Carbohydrate. B) Lipid. Show Answer Correct Answer: B) Lipid. 4. What is the unit of measurement for force? A) Joule. B) Newton. C) Kilogram. D) Meter. Show Answer Correct Answer: B) Newton. 5. Ammonia has a pH of 12. Ammonia is..... A) An acid. B) A base. C) An element. D) A metal. Show Answer Correct Answer: B) A base. 6. How many types of teeth? A) 2. B) 3. C) 4. D) 5. Show Answer Correct Answer: C) 4. 7. What would be the last step of the procedure in sketching an aircraft wing skin repair? A) Add the aircraft wing. B) Add the dimension. C) Add the scale. D) None of above. Show Answer Correct Answer: B) Add the dimension. 8. Which scientist is credited with the discovery of penicillin? A) Marie Curie. B) Alexander Fleming. C) Thomas Edison. D) Louis Pasteur. E) Isaac Newton. Show Answer Correct Answer: B) Alexander Fleming. 9. What percentage of the earth does water make up? A) 70%. B) 90%. C) 50%. D) 30%. Show Answer Correct Answer: A) 70%. 10. The part of the plant that absorbs water is..... A) Roots. B) Flowers. C) Stem. D) Leaves. Show Answer Correct Answer: A) Roots. 11. What color will a universal indicator turn to in a neutral solution? A) Green. B) Orange. C) Purple. D) None of the above. Show Answer Correct Answer: A) Green. 12. The sun's surface is dotted with these darker, somewhat cooler spots. These actually helped us recognize that the sun is rotating. A) Sun spots. B) Solar Flares. C) Plasma. D) Gnomons. Show Answer Correct Answer: A) Sun spots. 13. A food chain A) Shows how each living food gets food and energy and are passed from creature to creature. B) Many food chains. Show Answer Correct Answer: A) Shows how each living food gets food and energy and are passed from creature to creature. 14. UN in English abbreviated as UN, what stands for the UN? A) United Nations. B) United Nears. C) United Narrow. D) United Nearby. Show Answer Correct Answer: A) United Nations. 15. The sound less then 20Hz is called A) Ultrasound. B) Infrasound. C) Echo. D) All. Show Answer Correct Answer: B) Infrasound. 16. A controlled experiment is an experiment that restricts the experiment to a singular result A) True. B) False. Show Answer Correct Answer: B) False. 17. Is amount of substance a basic quantity in measurement? A) True. B) False. Show Answer Correct Answer: A) True. 18. Which is the sheet-like muscle at the bottom of a human chest? A) Skin. B) Diaphragm. C) Stomach lining. D) Happiness. Show Answer Correct Answer: B) Diaphragm. 19. How rocks are formed? A) There are three main types of rocks:sedimentary, igneous, and metamorphic. Each of these rocks are formed by physical changes-such as melting, cooling, eroding, compacting, or deforming-that are part of the rock cycle. Sedimentary rocks are formed from pieces of other existing rock or organic material. B) They don't form. C) I don't know. D) None of these. Show Answer Correct Answer: A) There are three main types of rocks:sedimentary, igneous, and metamorphic. Each of these rocks are formed by physical changes-such as melting, cooling, eroding, compacting, or deforming-that are part of the rock cycle. Sedimentary rocks are formed from pieces of other existing rock or organic material. 20. Which is the basic, structural and functional unit of living things? A) The cell. B) Tissues. C) Organs. D) None of above. Show Answer Correct Answer: A) The cell. ← 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