This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Overview > General Science – Quiz 42 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 42 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does the fore finger represent in the Fleming's left-hand rule? A) Current. B) Magnetic Field. C) Motion of the conductor. D) None of the above. Show Answer Correct Answer: B) Magnetic Field. 2. ..... is the amount of space an object takes up. A) Mass. B) Weight. C) Volume. D) Density. Show Answer Correct Answer: C) Volume. 3. What are the subatomic particles? A) Protons, Electrons, Neutrons. B) Molecules, and atoms. C) Electrons, Protons, Nucleus. D) Nucleus, and Electrons. Show Answer Correct Answer: A) Protons, Electrons, Neutrons. 4. The number of players in a team of soccer sports games is ..... players A) 12. B) 9. C) 10. D) 11. Show Answer Correct Answer: D) 11. 5. What characteristics do fish have? A) Wet and smooth skin. B) Feathers and wings. C) Gills to breathe under water. D) Have fur/hair. Show Answer Correct Answer: C) Gills to breathe under water. 6. Basic units of life that make up all living things A) Tissues. B) Nucleus. C) Ecoystems. D) Cells. Show Answer Correct Answer: D) Cells. 7. Which of the following is an example of a metamorphic rock? A) Marble. B) Granite. C) Shale. D) Limestone. Show Answer Correct Answer: A) Marble. 8. Hungarian doctor in charge of a ward in a hospital in Vienna who suggested that hand-washing by the doctors could reduce the death rate in the hospital. A) Lion corner. B) Lowell. C) Semmelweis. D) Pasteur. Show Answer Correct Answer: C) Semmelweis. 9. 4th planet from the Sun; called the red planet because of high concentrations of ion oxide A) Venus. B) Earth. C) Mars. D) Mercury. Show Answer Correct Answer: C) Mars. 10. The singular form of stomata is A) Stomat. B) Stoma. C) Stupid. D) Stomata. Show Answer Correct Answer: B) Stoma. 11. The distance between molecules is greater in ..... A) Wood. B) Metal. C) Liquid. D) Gas. Show Answer Correct Answer: D) Gas. 12. ..... a structured place where trash is deposited A) Dump. B) Landfill. C) Recycling Center. D) Trash Heap. Show Answer Correct Answer: B) Landfill. 13. What is the approximate duration of a complete revolution of the Earth around the Sun? A) 365.25 days. B) 1 year. C) 100 days. D) 24 hours. Show Answer Correct Answer: A) 365.25 days. 14. At what speed does light travel? A) 186, 000 miles per second. B) 166, 000 miles per second. C) 196, 000 miles per second. D) 176, 000 miles per second. Show Answer Correct Answer: A) 186, 000 miles per second. 15. Plant uses..... light to manufacture food A) Infrared light. B) Gamma-ray. C) Visible light. D) Radio way. Show Answer Correct Answer: C) Visible light. 16. Which of the following is correct about acceleration due to gravity? A) It increases with depth. B) It decreases with depth. C) It is independent of depth. D) None of the above. Show Answer Correct Answer: B) It decreases with depth. 17. Earth rotates once every..... A) Year. B) Month. C) Day. D) None of above. Show Answer Correct Answer: C) Day. 18. Azimuth is the angle measured.....from north. A) Clockwise. B) Horizontally. C) Vertically. D) Counterclockwise. Show Answer Correct Answer: A) Clockwise. 19. Which of the following is an example of an enzyme? A) Lipase. B) Hydrochloric acid. C) Plasma. D) Osteoblast. Show Answer Correct Answer: A) Lipase. 20. Respiration in aquatic animals occurs by A) Nostrils. B) Legs. C) Gills. D) Lungs. Show Answer Correct Answer: C) Gills. 21. Who is the best fertilizer for plants A) Compost. B) Liver. C) Both. D) None of them. Show Answer Correct Answer: A) Compost. 22. The pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been? A) 9. B) 3. C) 7. D) 5. Show Answer Correct Answer: A) 9. 23. Which part of sugar cane is used as food A) Leaves. B) Fruit. C) Root. D) Stem. Show Answer Correct Answer: D) Stem. 24. Which planet has the greatest orbital speed? A) Earth. B) Saturn. C) Neptune. D) Mercury. Show Answer Correct Answer: D) Mercury. 25. What is the rate at which an object moves? A) Velocity. B) Electric circuitt. C) Speed. D) Force. E) Simple machine. Show Answer Correct Answer: C) Speed. 26. Thermometer..... A) Measures temperature. B) Measures wind speed. C) Measures water. D) None of above. Show Answer Correct Answer: A) Measures temperature. 27. How big is the GPGP? A) 1.6 million square km. B) 2x's the size of Texas. C) All the above. D) None of above. Show Answer Correct Answer: C) All the above. 28. What type of rock is made of sediments? A) Metamorphic. B) Sedimentary. C) Volcanic. D) Igneous. Show Answer Correct Answer: B) Sedimentary. 29. A student wants to test the effects of type of exercise on heart rate. She measures her pulse while she is resting, standing, walking and running. What is the independent variable? A) Heart rate. B) Type of exercise. C) Time of day that exercise occurs. D) None of above. Show Answer Correct Answer: B) Type of exercise. 30. Useful tool that may help a scientist interpret data by revealing unexpected patterns A) Graph. B) Variable. C) Data table. D) Model. Show Answer Correct Answer: A) Graph. 31. An educated guess is called a(n): A) Hypothesis. B) Evidence. C) Question. D) Reasoning. Show Answer Correct Answer: A) Hypothesis. 32. Out of a car, jet, bicycle, and motorcycle, which form of transportation would produce a soft sound and why? A) The jet because it flies high in the sky. B) The car because people ride inside of it. C) The bicycle because it does not have an engine. D) The motorcycle because it is small. Show Answer Correct Answer: C) The bicycle because it does not have an engine. 33. This part of the bone matrix gives bones their hardness. A) Minerals. B) Compact bone. C) Collagen. D) Keratin. Show Answer Correct Answer: A) Minerals. 34. What is the name of vegetable which is also known as a flower? A) Custard. B) Brocolli. C) Peas. D) Cauli Flower. Show Answer Correct Answer: B) Brocolli. 35. Has several leaflets attached to a single petiole A) Simple leaf. B) Palmate leaf. C) Alternate leaf. D) Compound leaf. Show Answer Correct Answer: D) Compound leaf. 36. Which is called the gateway of tamilnadu A) Tirune brother. B) Chennai. C) Folded. D) None of above. Show Answer Correct Answer: C) Folded. 37. A square has a side of 20 m.What is the area A) 800. B) 80. C) 400. D) 4000. Show Answer Correct Answer: C) 400. 38. Which one of the following is an autotrophic organism? A) Cuscutta. B) Mango. C) Dog. D) Human. Show Answer Correct Answer: B) Mango. 39. The type of graph that demonstrates change over time A) Bar. B) Line. C) Pie. D) Chart. Show Answer Correct Answer: B) Line. 40. How many branches has each section of a dichotomous key? A) None. B) One. C) Two. D) Infinitely many. Show Answer Correct Answer: C) Two. 41. Experts of things such as lignum vitae or the royal poinciana are likely to study in which field of science? A) Meteorology. B) Botany. C) Oceanography. D) Physical science. Show Answer Correct Answer: B) Botany. 42. The distinguishing feature of a coronavirus is its A) Size. B) Mobility. C) Deadliness. D) Shape. Show Answer Correct Answer: D) Shape. 43. The combined force of all forces acting on an object is the ..... force. A) Big. B) Use. C) Bad. D) Net. Show Answer Correct Answer: D) Net. 44. Which mirror is used in headlight of cars? A) Spherical mirror. B) Concave mirror. C) Convex mirror. D) Plane mirror. Show Answer Correct Answer: B) Concave mirror. 45. Which type of cell needs a cell wall and chloroplasts? A) Plant cell. B) Animal cell. C) Bacteria. D) None of above. Show Answer Correct Answer: A) Plant cell. 46. The word "analysis" in English is ..... A) Experiment. B) Analysis. C) Procedure. D) Theory. Show Answer Correct Answer: B) Analysis. 47. Choose the correct example of a non-renewable source of energy. A) Natural gas. B) Biomass. Show Answer Correct Answer: A) Natural gas. 48. Which gas warms the entire planet? A) Carbon dioxide. B) Oxygen. C) Ozone. D) Nitrogen. Show Answer Correct Answer: A) Carbon dioxide. 49. Vitamin D's major function: A) To prevent birth defects in unborn children. B) To keep the bones supplies with Calcium. C) To help the red blood cells absorb iron. D) None of above. Show Answer Correct Answer: B) To keep the bones supplies with Calcium. 50. What does the Cardiovascular System do? A) Controls your body. B) Pumps blood. C) Helps you breathe. D) Gives shape and protection. Show Answer Correct Answer: B) Pumps blood. 51. A student wants to test the effects of type of exercise on heart rate. She measures her pulse while she is resting, standing, walking and running. What is the dependent variable? A) Heart rate. B) Amount of exercise. C) Type of exercise. D) Time of day exercise occurs. Show Answer Correct Answer: A) Heart rate. 52. A common producer in a food chain might be A) A deer. B) A coyote. C) A mushroom. D) An oak tree. Show Answer Correct Answer: D) An oak tree. 53. The rate at which an object moves is called: A) Velocity. B) Speed. C) Mechanics. D) Physics. Show Answer Correct Answer: B) Speed. 54. What food is the best example of a carbohydrate? A) Steak. B) Strawberry. C) Butter. D) Pasta. Show Answer Correct Answer: D) Pasta. 55. Phosphorous is an example of natural elements. A) True. B) False. Show Answer Correct Answer: A) True. 56. Potato is a root with food stored in it A) True. B) False. Show Answer Correct Answer: B) False. 57. Solar energy that is absorbed by land, water and air heats Earth and its atmosphere. A) True. B) False. Show Answer Correct Answer: A) True. 58. Concave lenses {diverging) correct nearsightedness A) Myopia. B) Hyperopia. C) Series Circuit. D) Parallel Circuit. Show Answer Correct Answer: A) Myopia. 59. There are several earthquakes daily, all over the world. A) True. B) False NGSS.MS-ESS3-2. Show Answer Correct Answer: A) True. 60. "someone is playing piano" what sense organs that use in the sentence? A) Ear. B) Eyes. C) Nose. D) Skin. Show Answer Correct Answer: A) Ear. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesGeneral Science Quiz 1General Science Quiz 2General Science Quiz 3General Science Quiz 4General Science Quiz 5General Science Quiz 6General Science Quiz 7General Science Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books