General Science MCQs Test 0% 0 Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118 Created by Sneeza Sneeza General Science Test 1 / 118 Which of the following is a noble gas? Helium Nitrogen Hydrogen Oxygen Carbon 2 / 118 What is the fastest animal on land? Lion Leopard Cheetah Gazelle Pronghorn 3 / 118 What is the chemical symbol for silver? Pb Ag Fe Cu Au 4 / 118 What is the main component of natural gas? Butane Methane Propane Octane Ethane 5 / 118 What is the strongest force in the universe? Electromagnetism Weak nuclear force Strong nuclear force Gravity Friction 6 / 118 What is the SI unit of frequency? Joule Hertz Ampere Watt Newton 7 / 118 What is the process of a gas changing into a liquid called? Evaporation Condensation Sublimation Melting Freezing 8 / 118 What is the SI unit for measuring temperature? Kelvin Celsius Fahrenheit Newton Rankine 9 / 118 What is the process of plants releasing water vapor called? Pollination Fertilization Respiration Photosynthesis Transpiration 10 / 118 What is the freezing point of water in Celsius? -273°C 25°C 0°C 100°C 50°C 11 / 118 Which element has the highest melting point? Tungsten Nickel Carbon Lead Platinum 12 / 118 What is the process of a solid changing directly into a gas called? Sublimation Condensation Melting Evaporation Freezing 13 / 118 Which type of rock is formed from cooling magma or lava? Volcanic Granite Sedimentary Igneous Metamorphic 14 / 118 What is the chemical symbol for carbon? Fe Pb C Ag Au 15 / 118 What type of energy is stored in food? Chemical Potential Solar Kinetic Nuclear 16 / 118 What is the largest organ in the human body? Brain Lungs Heart Skin Liver 17 / 118 What is the study of Earth’s atmosphere called? Geology Astronomy Meteorology Chemistry Biology 18 / 118 Which of the following is not a renewable source of energy? Coal Solar Hydro Wind Geothermal 19 / 118 What is the closest star to Earth? Sirius Sun Proxima Centauri Betelgeuse Alpha Centauri 20 / 118 What is the chemical formula for table salt? CaCO3 H2O NaCl C6H12O6 CO2 21 / 118 What is the chemical formula for water? CH4 CO2 H2O H2SO4 NaCl 22 / 118 What is the process of a gas turning into a liquid called? Evaporation Freezing Condensation Melting Sublimation 23 / 118 Which of the following is a renewable energy source? Nuclear Coal Natural Gas Solar Oil 24 / 118 Which planet is known as the Red Planet? Mercury Jupiter Venus Mars Saturn 25 / 118 What is the force that pulls objects towards the center of the Earth? Tension Buoyancy Friction Magnetism Gravity 26 / 118 What is the process of the Earth’s outer layer breaking into pieces called? Erosion Tectonic Plates Glaciation Volcanism Weathering 27 / 118 What does the Richter scale measure? Temperature Time Wind Speed Earthquake Magnitude Humidity 28 / 118 What is the main function of the red blood cells? Digest food Carry oxygen Produce energy Pump blood Fight infection 29 / 118 What is a group of similar cells working together called? Muscle Organ System Tissue Fluid 30 / 118 What is the chemical symbol for iron? Ir Au Ag Cu Fe 31 / 118 What is the study of the Earth’s physical structure and substance called? Zoology Chemistry Biology Botany Geology 32 / 118 Which of the following is a primary color of light? Black Yellow Green White Red 33 / 118 Which scientist is known for the theory of relativity? Isaac Newton Galileo Galilei Nikola Tesla Albert Einstein Marie Curie 34 / 118 What is the center of an atom called? Electron Nucleus Proton Neutron Photon 35 / 118 Which of the following is a primary color of light? Black Red Yellow White Green 36 / 118 What is the chemical symbol for water? H2O H2 O2 NaCl CO2 37 / 118 What is the study of living organisms called? Chemistry Zoology Geology Biology Botany 38 / 118 Which of the following is considered a greenhouse gas? Oxygen Argon Nitrogen Carbon dioxide Methane 39 / 118 What is the chemical symbol for iron? Pb Fe Ir Au Ag 40 / 118 What is the process of changing a liquid into a gas called? Melting Condensation Evaporation Freezing Sublimation 41 / 118 What is the chemical formula for water? CaCO3 NaCl CO2 H2O2 H2O 42 / 118 What is the chemical symbol for gold? G Au Gl Go Ag 43 / 118 Which planet is known as the Red Planet? Venus Mercury Earth Mars Jupiter 44 / 118 What is the process by which plants make their food? Respiration Digestion Fermentation Evaporation Photosynthesis 45 / 118 Which of the following is not a renewable energy source? Hydroelectric Geothermal Wind Solar Coal 46 / 118 Which of the following is a greenhouse gas? Nitrogen Carbon Dioxide Argon Neon Oxygen 47 / 118 What is the hardest natural substance on Earth? Gold Platinum Iron Silver Diamond 48 / 118 Which of the following is NOT a type of cloud? Tsunami Cumulus Nimbus Cirrus Stratus 49 / 118 What is the unit of resistance? Watt Ohm Joule Volt Ampere 50 / 118 Which of the following is a vector quantity? Volume Speed Acceleration Mass Temperature 51 / 118 Which of the following is not a state of matter? Solid Plasma Gas Light Liquid 52 / 118 Which of the following is a greenhouse gas? Oxygen Helium Nitrogen Carbon Dioxide Argon 53 / 118 What is the study of living organisms called? Chemistry Physics Biology Botany Geology 54 / 118 What is the longest bone in the human body? Humerus Radius Femur Tibia Ulna 55 / 118 What force pulls all objects towards the center of the Earth? Friction Gravity Magnetism Tension Buoyancy 56 / 118 Which organ in the human body produces insulin? Kidneys Pancreas Stomach Heart Liver 57 / 118 Which scientist is known for the theory of relativity? Nikola Tesla Marie Curie Galileo Galilei Albert Einstein Isaac Newton 58 / 118 What is the unit of energy in the metric system? Volt Calorie Joule Watt Newton 59 / 118 What is the Earth’s outermost layer called? Atmosphere Hydrosphere Crust Core Mantle 60 / 118 How many bones are in the human body? 150 100 206 300 120 61 / 118 What is the main function of the ozone layer? Trap heat Absorb carbon dioxide Protect from UV radiation Control climate Produce oxygen 62 / 118 Which of the following is a type of simple machine? Spring Pulley Gear Lever Screw 63 / 118 What is the freezing point of water in Celsius? 100°C -273°C 0°C 25°C 50°C 64 / 118 What is the study of earthquakes called? Climatology Tectonics Seismology Meteorology Volcanology 65 / 118 What is the process of a gas turning into a liquid called? Melting Evaporation Freezing Sublimation Condensation 66 / 118 What is the main function of red blood cells? Produce Insulin Digest Food Store Energy Carry Oxygen Fight Infection 67 / 118 What is the largest planet in our solar system? Jupiter Mars Earth Venus Mercury 68 / 118 Who proposed the theory of general relativity? Niels Bohr Stephen Hawking Albert Einstein Galileo Galilei Isaac Newton 69 / 118 Which planet is the hottest in our solar system? Mercury Earth Mars Venus Jupiter 70 / 118 Which gas do plants use for photosynthesis? Hydrogen Carbon Dioxide Oxygen Nitrogen Helium 71 / 118 What is the largest organ in the human body? Brain Lungs Liver Skin Heart 72 / 118 What is the chemical symbol for gold? Au Go Pt Hg Ag 73 / 118 Who is known as the father of modern chemistry? John Dalton Robert Boyle Joseph Priestley Antoine Lavoisier Dmitri Mendeleev 74 / 118 What is the chemical symbol for water? O WA H2O HO W 75 / 118 Which type of rock is formed by the cooling of magma or lava? Metamorphic Igneous Granite Sedimentary Volcanic 76 / 118 Which of the following is a type of simple machine? Screw Lever Pulley Wheel Gear 77 / 118 What is the hardest natural substance on Earth? Gold Silver Diamond Platinum Steel 78 / 118 What is the atomic number of hydrogen? 5 3 4 1 2 79 / 118 What is the unit of measurement for force? Newton Ampere Watt Joule Volt 80 / 118 What is the chemical symbol for helium? Ne Be He H Li 81 / 118 Which of the following is a unit of measurement for distance in space? Newton Light Year Meter Kilogram Second 82 / 118 What is the process of a liquid turning into a gas at the surface called? Boiling Evaporation Condensation Sublimation Freezing 83 / 118 What is the largest organ in the human body? Liver Heart Lungs Skin Brain 84 / 118 What is the chemical symbol for gold? Cu Fe Ag Au Pb 85 / 118 What is the process of a liquid turning into a gas called? Melting Evaporation Freezing Condensation Sublimation 86 / 118 Which of the following is a type of renewable energy? Nuclear Natural Gas Oil Coal Solar 87 / 118 What is the powerhouse of the cell? Golgi Apparatus Ribosome Endoplasmic Reticulum Nucleus Mitochondria 88 / 118 What is the process of a solid turning directly into a gas called? Evaporation Condensation Freezing Melting Sublimation 89 / 118 What type of energy does a battery store? Solar Energy Chemical Energy Nuclear Energy Potential Energy Kinetic Energy 90 / 118 Which natural disaster is measured using the Richter scale? Tsunami Volcano Tornado Hurricane Earthquake 91 / 118 Which planet is known as the Red Planet? Jupiter Mars Mercury Venus Saturn 92 / 118 What is the hardest natural substance on Earth? Quartz Diamond Steel Tungsten Graphite 93 / 118 What is the chemical symbol for gold? Ag Gl Gd Go Au 94 / 118 What is the Earth’s primary source of energy? Coal Sun Wind Oil Water 95 / 118 What is the main component of the Earth’s atmosphere? Oxygen Helium Argon Carbon Dioxide Nitrogen 96 / 118 Which planet is known as the red planet? Saturn Mercury Venus Mars Jupiter 97 / 118 What is the boiling point of water in Celsius? 100°C -273°C 50°C 25°C 0°C 98 / 118 Which gas do plants use to produce energy? Nitrogen Oxygen Carbon Monoxide Carbon Dioxide Helium 99 / 118 What is the closest star to Earth, other than the sun? Betelgeuse Sirius Vega Alpha Centauri Proxima Centauri 100 / 118 Which planet has the most moons in our solar system? Mars Saturn Jupiter Uranus Neptune 101 / 118 Which planet is known as the Morning Star or Evening Star? Mercury Venus Mars Saturn Jupiter 102 / 118 Which planet is known as the Morning Star and the Evening Star? Saturn Jupiter Mars Mercury Venus 103 / 118 Which gas do plants use for photosynthesis? Hydrogen Oxygen Helium Nitrogen Carbon Dioxide 104 / 118 What is the chemical symbol for hydrogen? O He H Ar N 105 / 118 What is the study of the universe beyond the Earth called? Physics Biology Chemistry Astronomy Geology 106 / 118 Which of the following is a metal? Hydrogen Iron Nitrogen Sulfur Oxygen 107 / 118 Which of the following is a mammal? Frog Snake Dolphin Salmon Turtle 108 / 118 What is the process by which plants make their food called? Digestion Fermentation Respiration Photosynthesis Decomposition 109 / 118 Which planet is known as the Blue Planet? Mars Saturn Earth Jupiter Venus 110 / 118 What causes tides in the oceans? Wind patterns Earth's rotation Moon's gravity Underwater volcanoes Sun's gravity 111 / 118 What is the speed of light in a vacuum? 350,000 km/s 150,000 km/s 300,000 km/s 250,000 km/s 200,000 km/s 112 / 118 Which scientist is credited with the discovery of electromagnetic induction? Michael Faraday Galileo Galilei Nikola Tesla James Clerk Maxwell Isaac Newton 113 / 118 Which of the following is a primary color? Yellow Black Green Orange Purple 114 / 118 What is the process of plants making food using sunlight called? Pollination Photosynthesis Transpiration Germination Respiration 115 / 118 What is the process by which plants make their food called? Fertilization Transpiration Respiration Pollination Photosynthesis 116 / 118 Which subatomic particle has a positive charge? Neutron Proton Positron Meson Electron 117 / 118 What is the process of a liquid turning into a gas called? Melting Condensation Evaporation Freezing Sublimation 118 / 118 Which gas makes up the largest percentage of the Earth’s atmosphere? Helium Oxygen Carbon Dioxide Nitrogen Argon Your score isShare your result on social media. LinkedIn Facebook VKontakte 0% Restart quiz