This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Overview > General Science – Quiz 90 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 90 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is not one of the limitations of science? A) Science can't develop useful inventions. B) Science must conform to the scientific method. C) Science cannot prove anything. D) Science is never 100% settled. Show Answer Correct Answer: A) Science can't develop useful inventions. 2. The smallest unit of matter that can enter chemical reaction A) Element. B) Atom. C) Molecule. D) Compound. Show Answer Correct Answer: B) Atom. 3. Which conductor is good conductor? A) Aluminium. B) Iron. C) P.V.C. D) Copper. Show Answer Correct Answer: D) Copper. 4. $\pi$ A circle has a radius of 7cm. What is the area A) 154. B) 190. C) 100. D) 55. Show Answer Correct Answer: A) 154. 5. Only report major injuries to your teacher. A) False. B) True. Show Answer Correct Answer: A) False. 6. In which organ cubit is measured A) Elbow. B) Fingers. C) Foot. D) None of above. Show Answer Correct Answer: A) Elbow. 7. Why can plastic waste damage the environment? A) Because plastic will make toxic smoke when burned. B) Because plastic is not widely used later. C) Because the plastic continues to be produced so that it will continue to grow. D) Because plastic will take a very long time to be decomposed by decomposers so that the impact of damage is clear to the environment. Show Answer Correct Answer: D) Because plastic will take a very long time to be decomposed by decomposers so that the impact of damage is clear to the environment. 8. Matter made up of only one atom A) Element. B) Elementary. C) Electron. D) Elephant. Show Answer Correct Answer: A) Element. 9. Choose the correct answer. What do your respiratory muscles do each time you exhale? A) Contract. B) Expand. Show Answer Correct Answer: B) Expand. 10. The 'conservation of mass' theory tells us when a chemical reaction occurs in a closed system A) There will be no change in mass. B) There will be a change in mass as it cannot be directly weighed and may dissipate. Show Answer Correct Answer: A) There will be no change in mass. 11. What is the portion of the skeleton that attaches to the axial skeleton and has the limbs attached to it? A) Axial skeleton. B) Appendicular skeleton. C) Exoskeleton. D) None of above. Show Answer Correct Answer: B) Appendicular skeleton. 12. What is the name of the tallest grass on the earth? A) Grasshopper. B) Lemon Grass. C) Bamboo. D) Scrutch Grass. Show Answer Correct Answer: C) Bamboo. 13. Elements in the same group of the periodic table always have the same number of..... as one another. A) Electrons. B) Protons. C) Valence electrons. D) Neutrons. Show Answer Correct Answer: C) Valence electrons. 14. The length between two places A) Distance. B) Speed. Show Answer Correct Answer: A) Distance. 15. A decomposer is..... A) An organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material. B) Organisms that produce their own food. C) An organism that only eats other animals. D) None of above. Show Answer Correct Answer: A) An organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material. 16. Three states of matter A) Solid, liquid, and gas. B) Solid, liquid, and plasma. C) Plasma, liquid, and gas. D) Solid, liquid, and vapor. Show Answer Correct Answer: A) Solid, liquid, and gas. 17. Inhaled air consists of all the following gases except ..... A) Hydrogen. B) Carbon dioxide. C) Nitrogen. D) Oxygen. Show Answer Correct Answer: A) Hydrogen. 18. What is a fluffy cumulus cloud A) Formed from rising masses of air, called thermals. B) Formed high in the troposphere and their crystals never reach the ground. C) Formed when an entire layer of air cools or ascends obliquely. D) None of above. Show Answer Correct Answer: A) Formed from rising masses of air, called thermals. 19. The moon was made from a piece of..... A) Radioactive rocks. B) Moon. C) Earth. D) Rock. Show Answer Correct Answer: C) Earth. 20. It is the process by which rocks are broken down into smaller pieces called A) Weathering. B) Storing. C) Layering. D) None of above. Show Answer Correct Answer: A) Weathering. 21. The energy captured by autotrophs ultimately reverts back to the solar input. A) False. B) True. Show Answer Correct Answer: A) False. 22. What type of object is glass? A) Transparent. B) Opaque. C) Absorbent. D) Translucent. E) Solid. Show Answer Correct Answer: A) Transparent. 23. True or false?An element which will not combine chemically is an inert element. A) True. B) False. Show Answer Correct Answer: A) True. 24. The angle of incidence of a ray of light passing through the centre of curvature of a concave mirror is..... degree A) 0. B) 105. C) 180. D) 90. Show Answer Correct Answer: A) 0. 25. The.....states that the force of attraction between two objects depends on their mass and their distance A) Law of Conservation of Energy. B) Law of Conservation of Matter. C) Law of Universal Gravitation. D) None of above. Show Answer Correct Answer: C) Law of Universal Gravitation. 26. How much space an object takes up. A) Length. B) Weight. C) Mass. D) Volume. Show Answer Correct Answer: D) Volume. 27. Different colors of light have different wavelengths. A) False. B) True. Show Answer Correct Answer: B) True. 28. What form of energy is being used when a person hits a tennis ball with a tennis racket? A) Mechanical energy. B) Sound energy. C) Thermal energy. D) Light energy. Show Answer Correct Answer: A) Mechanical energy. 29. What is an insulator? A) An electron. B) Something that is a conductor. C) Something that doesn't let electricity flow. D) Something that lets electricity flow. Show Answer Correct Answer: C) Something that doesn't let electricity flow. 30. The bones in our body are made of the mineral called..... A) Calcium. B) Coca Cola. C) Aluminium. D) Iron. Show Answer Correct Answer: A) Calcium. 31. ..... is the largest number of individuals of a particular species that the environment can handle. A) Habitat. B) Carrying capacity. C) Niche. D) Population. Show Answer Correct Answer: B) Carrying capacity. 32. A hot air balloon rising A) Conduction. B) Convection. C) Radiation. D) None of above. Show Answer Correct Answer: B) Convection. 33. If your test results support your hypothesis, what two things should you do next? A) Report results and create new hypothesis. B) Report results and test again. C) Analyze results and draw conclusion. D) Analyze results and report results. Show Answer Correct Answer: B) Report results and test again. 34. What is the unit of measurement for air pressure? A) Kilogram (kg). B) Newton (N). C) Pascal (Pa). D) Intermediate (MB). Show Answer Correct Answer: D) Intermediate (MB). 35. What name is given to organisms that thrive at high temperatures? A) Psychrophiles. B) Mesophiles. C) Thermophiles. D) Hydrophiles. Show Answer Correct Answer: C) Thermophiles. 36. What SI unit is used to measure length? A) Liters. B) Meters. C) Kilograms. D) Centimeters. Show Answer Correct Answer: B) Meters. 37. Most soluble in water is A) Sulphur. B) Common salt. C) Sugar. D) Camphor. Show Answer Correct Answer: C) Sugar. 38. Physical science consists of geology and astronomy. A) True. B) False. Show Answer Correct Answer: B) False. 39. Where are chimpanzees found in the world? A) Australia. B) Africa. C) Asia. D) Antarctica. Show Answer Correct Answer: B) Africa. 40. Which element is an excellent conductor of heat and electricity? A) He. B) Cu. C) Ne. D) C. Show Answer Correct Answer: B) Cu. 41. What is the charge on a neutron? A) Positive 1. B) 0. C) Negative 1. D) None of above. Show Answer Correct Answer: B) 0. 42. What's it called when liquid rock (magma, lava) erupts through the Earth's crust? A) Hurricane. B) Earthquake. C) Volcano. D) Tsunami. Show Answer Correct Answer: C) Volcano. 43. Which animal from below list is best adapted to the desert? A) Camel. B) Cheetah. C) Deer. D) Tiger. Show Answer Correct Answer: A) Camel. 44. What is a baby kangaroo called? A) A mikey. B) A joey. C) A calf. D) A colt. Show Answer Correct Answer: B) A joey. 45. What is the final stage of a butterfly's life cycle? A) Larva stage. B) Adult butterfly stage. C) Egg stage. D) Pupa stage. Show Answer Correct Answer: B) Adult butterfly stage. 46. Which of these is a major concern about the overuse of antibiotics? A) Antibiotics will get into the water system. B) There will be an antibiotic shortage. C) Antibiotics can cause secondary infections. D) It can lead to antibiotic-resistant bacteria. Show Answer Correct Answer: D) It can lead to antibiotic-resistant bacteria. 47. A vibrating object pushes against the..... around it. A) Sound waves. B) Visible spectrum. C) Air molecules. D) None of above. Show Answer Correct Answer: C) Air molecules. 48. The scientific method can be used to provide evidence that the bible is the word of GOD because the prophesies recorded in it have been fulfilled. A) False. B) True. Show Answer Correct Answer: B) True. 49. The distance that light can travel in a year: A) Light year. B) Stellar parallax. C) Pulsar. D) Nebula. Show Answer Correct Answer: A) Light year. 50. G is equivalent to A) 1 kilogram. B) 1 centigram. C) 1 milligram. D) 1 Decigram. Show Answer Correct Answer: A) 1 kilogram. 51. The hydropower plants..... is used for the working of turbines. A) Solar power. B) Rainfall. C) Water. D) Wind. Show Answer Correct Answer: C) Water. 52. What is the pH value of urine A) 4. B) 5. C) 6. D) 7. Show Answer Correct Answer: C) 6. 53. Which of the followin is a unit of radioactivity? A) Curie. B) Becquerel. C) Rutherford. D) All of these. Show Answer Correct Answer: D) All of these. 54. Matter has 4 states? A) True. B) False. Show Answer Correct Answer: A) True. 55. This part of the excretory system filters waste from the blood A) Bladder. B) Heart. C) Kidneys. D) Lungs. Show Answer Correct Answer: C) Kidneys. 56. List the layers of the atmosphere in order from closest to the Earth's surface to farthest away. A) Exosphere, thermosphere, mesosphere, stratosphere, troposphere. B) Thermosphere, exosphere, troposphere, stratosphere, mesosphere,. C) Stratosphere, troposphere, mesosphere, exosphere, thermosphere. D) Troposphere, stratosphere, mesosphere, ionosphere, exosphere. Show Answer Correct Answer: D) Troposphere, stratosphere, mesosphere, ionosphere, exosphere. 57. Which of the choices does not belong to the group? A) Snake. B) Dog. C) Cat. D) Cow. Show Answer Correct Answer: D) Cow. 58. Who is the scientist who came up with the Laws of Motion? A) The Greeks. B) Sir John Newt. C) John Dalton. D) Sir Issac Newton. Show Answer Correct Answer: D) Sir Issac Newton. 59. Eats many insects A) Omnivore. B) Carnivore. C) Insectivore. D) Herbivore. Show Answer Correct Answer: C) Insectivore. 60. True or false?A liquid is a form of matter that has a definite volume but no definite shape. A) False. B) True. Show Answer Correct Answer: B) True. ← 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