220+ Interesting Science Trivia Questions and Answers

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Do you love science? Do you love trivia quiz games? If you answered yes to both of those questions, then you're in for a treat!

Scientists are constantly learning new things and revising old theories. That's what makes science so interesting! One way to learn more about science is by testing your knowledge with trivia quizzes.

Here are some great science trivia questions and answers to get your brain going.

Table of Contents

Easy Science Questions and Answers

Brass is an alloy of which two metals?

Answer: Copper and zinc

What was the first vaccine for?

Answer: Smallpox

Bronze is an alloy consisting primarily of what two elements?

Answer: Copper and Tin

How many elements are there in the periodic table?

Answer: 118

In terms of pH, what is ammonia?

Answer: Basic

NaCI is the chemical formula of which common substance?

Answer: Salt

Oncology focuses on what disease?

Answer: Cancer

Optics is the study of what?

Answer: Light

Penicillin is used to fight what type of infections?

Answer: Bacterial

The Ayers Rock in Australia is also known as what?

Answer: Uluru

The chemistry of carbon is known as what?

Answer: Organic chemistry

The innermost part of bones contains what?

Answer: Bone marrow

Water is made up of what two elements?

Answer: Hydrogen and oxygen

What color catches the eye first?

Answer: Yellow

What color has the longest wavelength in the visible spectrum?

Answer: Red

What condition is singultus?

Answer: Hiccups

What do you count on a tree to tell how old it is?

Answer: It’s rings

What does a conchologist collect?

Answer: Seashells

What element did Joseph Priestley discover in 1774?

Answer: Oxygen

What element is a diamond composed of?

Answer: Carbon

What is the formal name for climate studies?

Answer: Climatology

What is the most malleable metal?

Answer: Gold

What gives onions their distinctive smell?

Answer: Sulfer

What inorganic molecule is produced by lightning?

Answer: Ozone

What instrument is used for accurately measuring small amounts of liquid?

Answer: Pipette

What is a Geiger Counter used to measure?

Answer: Radiation

What is a scientist who specializes in the study of cells called?

Answer: Cytologist

What is another name for a tidal wave?

Answer: Tsunami

What is another name for the SA node in the heart?

Answer: Pacemaker

What is it called when a solid changes directly into a gas?

Answer: Sublimation

What is it called when an individual doesn’t offer to help someone in an emergency if there are other people present?

Answer: Bystander effect

What is it called when you make light change direction by passing it through a lens?

Answer: Refraction

What is so reactive with water that it has to be stored in oil because it will react with the air’s moisture?

Answer: Potassium

What is the “powerhouse of the cell?”

Answer: Mitochondria

What is the calm center part of a hurricane called?

Answer: Eye

What is the center of an atom called?

Answer: The nucleus

What is the chemical structure of magnesium sulfate?

Answer: MgSO4

What is the chemical symbol for lead?

Answer: Pb

What is the chemical symbol of gold?

Answer: Au

What is the electrical charge of a neutron?

Answer: No charge

What is the first phase of mitosis?

Answer: Interphase

What is the fourth planet from the sun?

Answer: Mars

Hard Science Trivia for High School

Hard Science Trivia for High School

What is the freezing temperature of water?

Answer: 32 degrees Fahrenheit (0 degrees Celsius)

What is the name of a weather instrument used to measure atmospheric pressure?

Answer: A barometer

What is the name of the most recent supercontinent?

Answer: Pangea

What is the name of the process where plants lose water in the atmosphere?

Answer: Transpiration

What is the name of the world’s largest reef?

Answer: Great Barrier Reef

What type of lens is a magnifying glass?

Answer: Convex

In a nuclear reaction where the nucleus of an atom splits into smaller parts is called what?

Answer: Nuclear fission

A person who studies prehistoric life and fossils such as dinosaurs, is known as what?

Answer: Paleontologist

A unit of electromotive force is known as what?

Answer: Volt

By what name is Apatosaurus also widely known as?

Answer: Brontosaurus

What tree does aspirin come from?

Answer: Willow tree

At what temperature is Fahrenheit equal to Centigrade?

Answer: -40 degrees

At what temperature are Kelvin and Fahrenheit the same?

Answer: 574.25

Atoms of the same chemical element but with different atomic masses are known as what?

Answer: Isotopes

Botulinum toxin is commonly referred to as what?

Answer: Botox

The Japanese word “sakura” means the blossoming of what kind of tree?

Answer: Cherry tree

The movement of pollen from the anthers to a flower’s stigma is known as what?

Answer: Pollination

The process of pasteurization is named after which French microbiologist?

Answer: Louis Pasteur

What are the four primary precious metals?

Answer: Gold, silver, platinum, and palladium

What are the four states of matter?

Answer: Solid, liquid, gas, plasma

What are the three-time periods of the dinosaurs?

Answer: Triassic, Jurassic, and Cretaceous

What does “SPF” mean in sunscreen?

Answer: Sun Protection Factor

What flap on your windpipe helps keep out food particles?

Answer: Epiglottis

What is the process of breaking down food called?

Answer: Digestion

What is the programmed death cell process called?

Answer: Apoptosis

What is the scientific name for the job or role an organism plays in its habitat?

Answer: Niche

What is the scientific term for peeling skin?

Answer: Desquamation

What is the scientific word for push or pull?

Answer: Force

What is the second most abundant mineral in the human body?

Answer: Phosphorus

What is the shape of DNA known as?

Answer: A double helix

What is the smallest named time interval?

Answer: Planck time

What is the splitting of atomic nuclei called?

Answer: Nuclear Fission

What is the sticky part of the pistil called?

Answer: Stigma

What is the study of plant life called?

Answer: Botany

What is the study of the interaction or relationship of living organisms to one another?

Answer: Ecology

What is the sun mostly made up of?

Answer: Hydrogen

What is the symbol of the element silver?

Answer: Ag

Mycology is the scientific study of what?

Answer: Fungi

General Knowledge Science Questions and Answers

General Knowledge Science Questions and Answers

What is the tallest type of grass?

Answer: Bamboo

What is the world’s largest Hydroelectric Power Plant?

Answer: Three Gorges Dam

What islands were extensively studied by Charles Darwin?

Answer: Galapagos Islands

What kind of energy does an unlit match have?

Answer: Chemical energy

What metal is the best conductor of electricity?

Answer: Silver

What ongoing process allows water to be constantly recycled?

Answer: Water Cycle

What reaction releases energy into its surroundings?

Answer: Exothermic reaction

What scale is used to measure the hardness of minerals?

Answer: Mohs scale

What scientist proposed the theory of continental drift?

Answer: Alfred Wegener

What type of bond involves the sharing of electron pairs between different atoms?

Answer: Covalent

What type of bond is present in a water molecule?

Answer: Hydrogen Bond

What type of cell division results in two four daughter cells, each with half the number of chromosomes in the parent cells?

Answer: Meiosis

What was the first sound-recording device called?

Answer: Phonograph

What’s the study of materials at very low temperatures?

Answer: Cryogenics

When a gas changes into a liquid, it is called what?

Answer: Condensation

Where is the world’s most active volcano located?

Answer: Hawaii

Which component of an atom might you expect to be orbiting around it?

Answer: Electrons

Which form of energy can we see with the naked eye?

Answer: Light

Which of Newton’s Laws states that ‘for every action, there is an equal and opposite reaction?’

Answer: The third law of motion

Which person is known for publishing “The Interpretation of Dreams”?

Answer: Sigmund Freud

Which psychological concept did Pavlov’s dog help him describe?

Answer: Conditioning

Which two elements on the periodic table are liquids at room temperature?

Answer: Mercury and Bromine

Who begins food chains?

Answer: Producers

Who first proposed the concept of contact lenses?

Answer: Leonardo da Vinci

Who formulated the theory of evolution in his book, The Origin of Species?

Answer: Charles Darwin

Who invented the microscope?

Answer: Zacharias Janssen

Who is considered the "father" of organic chemistry?

Answer: Friedrich Wöhler

Who is the father of modern taxonomy?

Answer: Carolus Linnaeus

Who split the atom?

Answer: Ernest Rutherford

Who was the first man to see bacteria?

Answer: Antony Leeuwenhoek

Who was the inventor of the first battery?

Answer: Alessandro Volta

Science Trivia About Human Body

Science Trivia About Human Body

What is a single piece of coiled DNA known as?

Answer: Chromosome

A change of the DNA in an organism that results in a new trait is known as a?

Answer: Mutation

What enzyme in the human mouth helps digest carbohydrates?

Answer: Salivary Amylase

Diabetes develops as the result of a problem with which specific organ in the body?

Answer: Pancreas

How many chambers make up the human heart?

Answer: Four

How many vertebrae in the human spine?

Answer: 33

In which part of the body are the ossicles found?

Answer: The ear

Specialized cells are called photoreceptors. What are the 2 types of photoreceptors in the retina called?

Answer: Rods and cones

Syncope is the medical name for what condition?

Answer: Fainting

The Arrector Pili muscles are responsible for what phenomenon?

Answer: Goosebumps

The small intestine is made up of jejunum, ileum, and what?

Answer: Duodenum

The smallest bones in the body are located where?

Answer: The ear

What are the chewing teeth called?

Answer: Incisors

What enzyme in the human mouth helps digest carbohydrates?

Answer: Salivary Amylase

What are the four types of adult human teeth?

Answer: Incisors, canines, premolars, molars

What are the gaps between nerve cells called?

Answer: Synapses

What are the lower chambers of the human heart called?

Answer: Ventricles

What are the muscles found in the front of the thighs are known as?

Answer: Quadriceps

What disease stems from the medieval term that means ‘bad air’?

Answer: Malaria

What does the ER of a cell stand for?

Answer: Endoplasmic Reticulum

What does the gall bladder secrete?

Answer: Bile

What does the human lacrimal gland produce?

Answer: Tears

What does the term ‘PCR’ stand for?

Answer: Polymerase chain reaction

What is made by white blood cells to help fight off infection?

Answer: Antibodies

What is the average life cycle of a red blood cell?

Answer: 120 days

What is the fattiest human organ?

Answer: Brain

What is the inflammation of the liver called?

Answer: Hepatitis

What is the largest internal organ of the human body?

Answer: Liver

What is the largest nerve in the human body?

Answer: Sciatic

What is the long pipe’s name that moves food from the back of the throat down to the stomach?

Answer: The esophagus

What is the main structural molecule in hair and nails?

Answer: Keratin

What is the medical term for bad breath?

Answer: Halitosis

What is the name of the biggest part of the human brain?

Answer: The cerebrum

What is the only bone in the human body that isn’t attached to another bone?

Answer: Hyoid bone

What is the rarest blood type?

Answer: AB-

What is the smallest organ in the human body?

Answer: Pineal gland

What part of the body are low-density lipoproteins most likely to clog?

Answer: Arteries

What part of the brain controls hunger?

Answer: Hypothalamus

What part of the brain deals with hearing and language?

Answer: Temporal lobe

What part of the brain is responsible for vision?

Answer: Occipital

What part of the human body is the axilla?

Answer: The armpit

What sense is most closely linked to memory?

Answer: Smell

Where on the human body are the most sweat glands?

Answer: Bottom of the feet

Physics Science Questions and Answers

Physics Science Questions and Answers

The study of the weather is called what?

Answer: Meteorology

The wire inside an electric bulb is known as what?

Answer: Filament

Electric current is measured using what device?

Answer: Ammeter

The study of human remains is called what?

Answer: Archaeology

Electric power is typically measured in what units?

Answer: Watts

What is the quality of an object that allows it to float on water?

Answer: Buoyancy

Electric resistance is typically measured in what units?

Answer: Ohms

How do you calculate density?

Answer: Density is mass divided by volume

How long is an eon?

Answer: A billion years

In terms of computing, what does CPU stand for?

Answer: Central Processing Unit

What layer of the Earth is right below the crust?

Answer: Mantle

In terms of engineering software, what does CAD stand for?

Answer: Computer-Aided Design

Mechanical engineer Wilhelm Conrad Roentgen was from what country?

Answer: Germany

What number on the Richter scale does an earthquake have to reach to be considered major?

Answer: 7

Someone who studies earthquakes is known as what?

Answer: Seismologist

Substances that don’t conduct heat are known as what?

Answer: Insulators

The deepest point in all of the world’s oceans is named what?

Answer: Mariana Trench

The earth has three layers that are different due to varying temperatures. What are its three layers?

Answer: Crust, mantle, and core

The first vaccine was for which disease?

Answer: Smallpox

The metamorphism of what rock forms marble?

Answer: Limestone

The process of weathered material moving due to gravity is called what?

Answer: Erosion

What procedure known for sound navigation?

Answer: Sonar

What country experiences the most tornadoes?

Answer: United States

What do you call molten rock before it has erupted?

Answer: Magma

What does ‘E’ represent in E=MC2?

Answer: Energy

What does ‘NMR’ stand for?

Answer: Nuclear Magnetic Resonance

What gas is essential in the production of fertilizers and light bulbs?

Answer: Nitrogen

What gas makes soda bubbly?

Answer: Carbon Dioxide

What gas makes up most of the atmosphere of Mars?

Answer: Carbon Dioxide

What instrument do you use to measure wind speed?

Answer: Anemometer

What is a unit that measures force?

Answer: Newtons

Animal Trivia Questions with Answers

Animal Trivia Questions with Answers

What estimated percentage of animal species are invertebrates?

Answer: 95%

Dolly was the first-ever living creature to be cloned. What type of animal was she?

Answer: Sheep

Frogs belong to which animal group?

Answer: Amphibians

How many bones are in a giraffe’s neck?

Answer: Seven

How many bones do sharks have?

Answer: Zero

How many cervical vertebrae are there in the typical human body?

Answer: Seven

What animal is the closest living relative of a human?

Answer: Chimps and bonobos

What is the fin on the backs of fish, some whales, and dolphins called?

Answer: Dorsal Fin

What is the largest known land animal?

Answer: Elephant

What is the name of the red pigment found in vertebrates that functions in oxygen transport?

Answer: Hemoglobin

What is the leader of a herd of elephants called?

Answer: Answer: Matriarch

A group of cats is called what?

Answer: A clowder

Which animal has the thickest fur of any mammal?

Answer: Sea otter

The actual age of a lion can be determined from its what?

Answer: Nose

Where on the body of crab’s can you find the taste buds?

Answer: Its feet

Which animal baby can gain up to 250 pounds per day?

Answer: Blue Whale

What four common species of animals die soon after giving birth?

Answer: Squid, Octopus, Salmon, and common Mayfly

Which mammal in the world has the most powerful bite?

Answer: Hippopotamus

Which large animal has a tail so strong that it can stand on it and lift its hind legs off the ground?

Answer: The Kangaroo

Belgian Blue and Belted Galloway are breeds of which animal?

Answer: Cow

Which bird has eyes that are bigger than its brain?

Answer: Ostrich

What do you call a group of camels?

Answer: A caravan

Which aquatic mammal has the most extended lifespan?

Answer: Bowhead whale

Which bird is considered the fastest?

Answer: Peregrine falcon

How many heart chambers does a cockroach have?

Answer: 12

What happens if a shark stops swimming?

Answer: They die because they would stop receiving oxygen

A baby swan is called a what?

Answer: Cygnet

A rhinos horn is made of what?

Answer: Keratin

What is the Spanish for bear?

Answer: Oso

What is a group of jellyfish called?

Answer: A Smack

What is a group of zebras called

Answer: A Dazzle

What is a group of crocodiles on land called?

Answer: Bask

What is a group of crocodiles in water called?

Answer: Float

What is a group of wolverines called?

Answer: A Pack

What is a group of elephants called?

Answer: Herd

What is a group of tigers called?

Answer: A streak of tigers or Ambush of tigers

What group of animals is called an embarrassment?

Answer: Pandas

Science Trivia Questions and Answers PDF

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Hi, I'm Isaac, a blogger, trivia enthusiast and owner of Trivia Faith Blog, a platform dedicated to providing a unique perspective on faith, spirituality, and engaging trivia quiz.

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