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