This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Overview > General Science – Quiz 115 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 115 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Any vector can never be a quantity A) Positive. B) Negative. C) Both. D) None of them. Show Answer Correct Answer: B) Negative. 2. What cells in the body aid in blood clotting? A) White blood cells. B) Platelets. C) Red blood cells. D) Blood plasma. Show Answer Correct Answer: B) Platelets. 3. Memory loss would most likely be due to a malfunction of which part of the brain?(A) Medulla(B) Cerebellum(C) Cerebrum(D) Pons A) Cerebrum. B) Medulla. C) Pons. D) Cerebellum. Show Answer Correct Answer: A) Cerebrum. 4. Feeding connection between all life forms A) Water cycle. B) Dizard at. C) Food web. D) Parkinson's disease. Show Answer Correct Answer: C) Food web. 5. The fossils found closer to the surface of the ground are generally-(a) A) Older & simpler. B) Younger & more complex. C) Younger & simpler. D) Older & more complex. Show Answer Correct Answer: B) Younger & more complex. 6. Which of the following has the maximum speed? A) Sound in liquids. B) Sound in air. C) Light. D) Sound in solids. Show Answer Correct Answer: C) Light. 7. Deals primarily with mathematics and ideas A) Technician. B) Engineer. C) Experimental scientist. D) Theoretical scientist. Show Answer Correct Answer: D) Theoretical scientist. 8. A path for current to flow is a(n)..... A) Circuit. B) Voltage. C) Magnetic pole. D) None of above. Show Answer Correct Answer: A) Circuit. 9. The direction of the monsoons of the Arabian sea branch is from A) North-West. B) South-West. C) South-East. D) None of these. Show Answer Correct Answer: B) South-West. 10. True or false, an experimental variable is good when you are using it to learn something from the experiment. A) False. B) True. Show Answer Correct Answer: B) True. 11. The green substance found in leaves A) Chlorophyll. B) Colorful. C) Chloropfull. D) Chlorophuyll. Show Answer Correct Answer: A) Chlorophyll. 12. The moon appears to emit light because..... A) Light from the sun bounces off its back to the earth. B) It is a luminous object. C) It is the primary source of light on earth. D) The light it emits is very bright. Show Answer Correct Answer: A) Light from the sun bounces off its back to the earth. 13. If many observations or results of experiments fail to agree with your predictions from deductive reasoning..... A) Then the general principle or theory is probably false. B) The general principle or theory is probably true. Show Answer Correct Answer: A) Then the general principle or theory is probably false. 14. Which gas is essential for photosynthesis in plants? A) Oxygen. B) Hydrogen. C) Nitrogen. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 15. Which is the following is an acid? A) HCl. B) NaOH. C) $CH_3COOH$. D) Both HCL and $ ch_3cooh $. Show Answer Correct Answer: D) Both HCL and $ ch_3cooh $. 16. Which is not part of the water cycle? A) Reflection. B) Evaporation. C) Runoff. D) Condensation. Show Answer Correct Answer: A) Reflection. 17. What happens to metals when they combine with nonmetals from the environment? A) They become corroded. B) They melt. C) They explore. D) They turn to a gas. Show Answer Correct Answer: A) They become corroded. 18. Why does an apple look red? A) Because it absorbs red light and reflects white light. B) Because it absorbs red light waves and reflects the others. C) Because it absorbs all colors of light. D) Because it reflects red light waves and absorbs the others. Show Answer Correct Answer: D) Because it reflects red light waves and absorbs the others. 19. Glands in the neck appear swollen in which of the following diseases? A) Goitre. B) Rickets. C) Scurvy. D) Tooth decay. Show Answer Correct Answer: A) Goitre. 20. Fragments of metal or rock which enter the Earth's atmosphere from space are called..... A) Meteorites. B) Meteoroids. C) Meteors. D) None of above. Show Answer Correct Answer: C) Meteors. 21. Insert any movement of which the following is a cost. A) $HNO_3$. B) HCl. C) $H_2SO_4$. D) $Mg\left(OH\right)_2$. Show Answer Correct Answer: D) $Mg\left(OH\right)_2$. 22. What is the force that opposes the motion of an object through a fluid? A) Push force. B) Pull force. C) Friction force. D) Drag force. Show Answer Correct Answer: D) Drag force. 23. Why do our ears pop in the airplane? A) Due to changes in wind speed. B) Due to changes in air pressure. C) Due to changes in air temperature. D) Due to changes in humidity. Show Answer Correct Answer: B) Due to changes in air pressure. 24. Entire ecosystems are now being preserved (saved) because A) All species have a role and it protects all species (even unknown species) from extinction. B) Biodiversity will decrease. Show Answer Correct Answer: A) All species have a role and it protects all species (even unknown species) from extinction. 25. A north pole and a south pole will attract. A) True. B) False. Show Answer Correct Answer: A) True. 26. Which pH level indicates a weak acid? A) 12-14. B) 4-6. C) 1-3. D) 8-11. Show Answer Correct Answer: B) 4-6. 27. Balancing this reaction:..... CH4 +..... O2 $\rightarrow$ ..... CO2 +..... H2O A) 1, 2, 1, 2. B) 2, 1, 1, 2. C) 2, 1, 3, 1. D) 1, 2, 2, 1. Show Answer Correct Answer: A) 1, 2, 1, 2. 28. What is the unit used to measure length A) Liter. B) Distance. C) Gram. D) Meter. Show Answer Correct Answer: D) Meter. 29. Scientists find out about things that are both helpful and harmful to man. True or False? A) False. B) True. Show Answer Correct Answer: B) True. 30. The bending of a light wave is called..... A) Ridiculous. B) Refraction. C) Prism. D) None of above. Show Answer Correct Answer: B) Refraction. 31. Choose the correct answer for the following definition. Refers to living things. A) Biotic. B) Abiotic. Show Answer Correct Answer: A) Biotic. 32. Newtons 3rd Law of Motion states: A) An object at rest will remain at rest unless acted upon by an outside force. B) For every action, there is an equal and opposite reaction. C) The greater the mass of an object, the more force it will take to accelerate the object. D) None of above. Show Answer Correct Answer: B) For every action, there is an equal and opposite reaction. 33. Octane is composed of 8 carbon atoms (C) and eighteen hydrogen atoms (H). What is the chemical formula? A) CH18. B) 8C18H. C) CH. D) C8h18. Show Answer Correct Answer: D) C8h18. 34. Below which year's choice is a leap year? A) 2008. B) 2015. C) 2010. D) 1999. Show Answer Correct Answer: A) 2008. 35. What is true about the composition of salt? A) Salt is made up of molecules of only one kind. B) Salt is made up of atoms of only one kind. C) Salt is made up of a combination of atoms of different kinds. D) Salt is made up of ions of only one kind. Show Answer Correct Answer: C) Salt is made up of a combination of atoms of different kinds. 36. The properties and interactions of magnets A) Magnetic field. B) Magnetic pole. C) Magnetism. D) Magnetic domain. Show Answer Correct Answer: C) Magnetism. 37. Use shading and shadows to identify mountains and flat areas. A) Topographic maps. B) Relief maps. C) Physical maps. D) Political maps. E) Road maps. Show Answer Correct Answer: B) Relief maps. 38. Does not occupy a space and does not have a mass A) Protons. B) Non-Matter. C) Electrons. D) Matter. Show Answer Correct Answer: B) Non-Matter. 39. Which of the the following planets is larger than earth A) Uranus. B) Venus. C) Mercury. D) Mars. Show Answer Correct Answer: A) Uranus. 40. Most of the information about the inner parts of the earth comes from..... data. A) Direct. B) Indirect. Show Answer Correct Answer: B) Indirect. 41. Which of the following is true for acids? A) Bitter and change red litmus blue. B) Sour and change red litmus blue. C) Sour and change blue litmus red. D) Bitter and change blue litmus red. Show Answer Correct Answer: C) Sour and change blue litmus red. 42. As you heat water in a beaker, the longer you heat it, the hotter it gets. What is true concerning this experiment? A) Time is the dependent variable. B) Time is considered the control in my experiment NGSS.MS-PS3-4. C) Temperature is the independent variable. D) Temperature is the dependent variable. Show Answer Correct Answer: D) Temperature is the dependent variable. 43. What do all vertebrates have? A) Backbone. B) No backbone. Show Answer Correct Answer: A) Backbone. 44. What is the name of the closest planet from the sun? A) Venus. B) Mercury. C) Mars. D) Earth. Show Answer Correct Answer: B) Mercury. 45. What causes a change in motion on an object? A) Unbalanced force. B) Unbalanced mass. C) Balanced force. D) Balanced mass. Show Answer Correct Answer: A) Unbalanced force. 46. What remains constant in the universe? A) Total amount of energy and mass. B) Total amount of stars and planets. Show Answer Correct Answer: A) Total amount of energy and mass. 47. Ants, birds, rabbits are..... A) Living things. B) Non-living things. C) Play things. D) None of above. Show Answer Correct Answer: A) Living things. 48. Food is an example of A) Chemical energy. B) Electrical energy. C) Light energy. D) Thermal energy. Show Answer Correct Answer: A) Chemical energy. 49. A..... is a tube of violently spinning air that touches the ground A) Tornado. B) Erosion. C) Earthquake. D) Tsunami. Show Answer Correct Answer: A) Tornado. 50. What is the number of valence electrons for Neon and the other Noble Gases? A) 8. B) 7. C) 5. D) 6. Show Answer Correct Answer: A) 8. 51. What drawing are useful in showing the general appearance of an object and are extensively with orthographic projection drawings A) Pictorial Drawings. B) Oblique Drawings. C) Isometric Drawings. D) None of above. Show Answer Correct Answer: A) Pictorial Drawings. 52. Which example shows that heat can change an object? A) Riding a bike down a hill. B) Baking an apple. C) Watching a video in slow motion. D) Drawing a picture of the sun. Show Answer Correct Answer: B) Baking an apple. 53. Plants on mountains have colourful flowers containing seeds. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 54. Atoms can only be seen using high-powered microscopes. A) False. B) True. Show Answer Correct Answer: A) False. 55. What is the role of enzymes in chemical reactions? A) Enzymes are biological catalysts that speed up chemical reactions in cells. B) Enzymes are substances that are formed as a result of chemical reactions. C) Enzymes are substances that undergo a chemical change in chemical reactions. D) Enzymes are substances that provide energy for chemical reactions. NGSS.MS-LS1-7. Show Answer Correct Answer: A) Enzymes are biological catalysts that speed up chemical reactions in cells. 56. Gravity attracts all objects towards one another. A) False. B) True. C) It depends. D) None of above. Show Answer Correct Answer: B) True. 57. Choose the correct term for the following definition:the perimeter of a circle. A) Weight. B) Area. C) Circumference. D) None of above. Show Answer Correct Answer: C) Circumference. 58. The..... layer goes from 200 m to 1, 000 m, has a little sunlight but not enough for photosynthesis. A) Twilight. B) Abyss. C) Midnight. D) Sunlight. Show Answer Correct Answer: A) Twilight. 59. Who is known as the father of modern physics? A) Isaac Newton. B) Galileo Galilei. C) Nikola Tesla. D) Albert Einstein. Show Answer Correct Answer: D) Albert Einstein. 60. HOW MANY NUTRIENTS ARE THERE? A) FIVE. B) SEVEN. C) TEN. D) ONE. Show Answer Correct Answer: A) FIVE. ← 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