This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 14 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An instrument for observing very small objects is a..... A) Magnoscope. B) Microscope. C) Spectroscope. D) Micrometer. Show Answer Correct Answer: B) Microscope. 2. Which force is responsible for the strong attraction between protons and neutrons in the nucleus of an atom? A) Nuclear force. B) Gravity. C) Electromagnetism. D) Strong force. Show Answer Correct Answer: A) Nuclear force. 3. Combining of two atomic nuclei to produce a nucleus of greater mass A) Fusion. B) Energy. C) Crown. D) Combustion. Show Answer Correct Answer: A) Fusion. 4. A converging lens can be used to correct..... sightedness A) Long. B) Second. C) Short. D) Regular. Show Answer Correct Answer: A) Long. 5. What is the size of the image formed when an object is kept at the focus in front of concave mirror? A) Enlarged. B) Diminished. C) Highly enlarged. D) Highly diminished. Show Answer Correct Answer: C) Highly enlarged. 6. Study of disease causing organism is called..... A) Pathology. B) Bio-technology. C) Virology. D) Cytology. Show Answer Correct Answer: A) Pathology. 7. Measure of a mineral's resistance to scratching described by Mohs scale of hardness A) Hardness. B) Streak. C) Rock. D) Fracture. Show Answer Correct Answer: A) Hardness. 8. What is definition to "structure" ? A) Shows something. B) Make up of something. C) Make a meaning out of word, phrase, etc. D) Interpret or tell answer to something. Show Answer Correct Answer: B) Make up of something. 9. What is technology? A) All the knowledge gained through careful observations and experiments. B) The application of scientific knowledge to improve life or satisfy needs. Show Answer Correct Answer: B) The application of scientific knowledge to improve life or satisfy needs. 10. Had pirates known about this vitamin, then they wouldn't have suffered from scurvy. What vitamin is this A) A. B) D. C) C. D) K. Show Answer Correct Answer: C) C. 11. It's okay to take off your goggles during an experiment to rub your eyes. A) True. B) False. Show Answer Correct Answer: B) False. 12. What does the 19 stand for in COVID-19? A) 19 is the minimum age required to have COVID. B) 19 is the area code for Wuhan, China. C) 19 molecules. D) 2019. Show Answer Correct Answer: D) 2019. 13. Which changes when an unbalanced force acts on an object? A) Inertia. B) Mass. C) Motion. D) Weight. Show Answer Correct Answer: C) Motion. 14. Loose accumulate of unconsolidated fragments A) Metamorphic rock. B) Sedimentary rock. C) Igneous rock. D) Limestone. Show Answer Correct Answer: B) Sedimentary rock. 15. Which of the following lasts approximately 24 hours? A) The Earth's orbit of the sun. B) A full rotation of the Earth on its axis. C) The Sun's orbit of the Earth. D) The Moon's orbit of the Earth. Show Answer Correct Answer: B) A full rotation of the Earth on its axis. 16. In an experiment to determine which bug spray works best to keep mosquitoes from biting, what is the dependent variable? A) The cost of the spray. B) The place where you conduct the experiment. C) The amount of spray. D) The number of bug bites. Show Answer Correct Answer: D) The number of bug bites. 17. A partially enclosed body of water along the coast where freshwater from rivers and streams meets and mixes with salt water the ocean. A) Geyser. B) Estuarine. C) Lagoon. D) Ponds. Show Answer Correct Answer: B) Estuarine. 18. We know dinosaurs existed in the past because we find and dig up A) Plants. B) Rocks. C) Fossils. D) None of above. Show Answer Correct Answer: C) Fossils. 19. What is a chemical reaction? A) A chemical reaction is a process that leads to the transformation of one set of chemical substances to another. B) A chemical reaction is a process that leads to the formation of new elements. C) A chemical reaction is a process that leads to the destruction of chemical substances. D) A chemical reaction is a process that leads to the separation of chemical substances. NGSS.MS-PS1-5. Show Answer Correct Answer: A) A chemical reaction is a process that leads to the transformation of one set of chemical substances to another. 20. The hottest layer. A) Troposphere. B) Thermosphere. C) Exosphere. D) Mesosphere. Show Answer Correct Answer: B) Thermosphere. ← 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