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