121 Fascinating Science Trivia Questions For Kids

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Got science enthusiasts and young minds eager for knowledge?

If you have a bunch of inquisitive kids around you who just so happen to love the subject of all things science, they are in for a treat!

In this article, we’ve curated a collection of 120+ fun and intriguing science trivia questions tailored just for kids. From exploring the mysteries of the solar system and understanding the delicate balance of ecosystems to unraveling the secrets of the human body – we’ve got it all covered.

And guess what? If you’re seeking science trivia that’s more suited for the older crowd, we’ve got that covered too!

But for now, let’s dive into the enchanting world of science tailored just for the budding scientists in your life. Get ready to witness those lightbulb moments and, who knows, you might even discover the next Einstein in your midst!

Assemble your young and eager audience and let the science adventure begin!


Before we get started — we invite you to bookmark or save some of these other kid-friendly trivia quizzes for later!


Science Trivia Questions For Kids: Animals and Plants

Trivia Categories - Animal Trivia Questions

Question: What animal has a long neck and eats leaves from tall trees?

Answer: Giraffe

Question: What is the name of the large, slow-moving mammal covered in bony plates?

Answer: Armadillo

Do all ladybugs have spots?

Answer: No, some ladybugs have no spots at all.

Which animal is known as the “King of the Jungle”?

Answer: Lion

What pink-colored bird is known for its long neck and legs and can stand on one leg?

Answer: Flamingo

How many arms does a starfish usually have?

Answer: Five

Question: What is the largest mammal in the world?

Answer: Blue Whale

Question: In which habitat would you find animals like polar bears and penguins?

Answer: Polar Regions or Arctic and Antarctic habitats

Question: What do you call an animal that eats both plants and other animals?

Answer: Omnivore

Question: Which animal can change its color to match its surroundings?

Answer: Chameleon

Question: On which continents would you find elephants living in the wild?

Answer: Africa and Asia

Question: Which birds are known for their ability to imitate human speech?

Answer: Parrots

Question: What do you call a group of wolves?

Answer: A pack of wolves

Question: Where do dolphins and whales live?

Answer: Oceans

Question: What part of a plant takes in sunlight to make food?

Answer: Leaves

Question: What is the process by which plants make their own food using sunlight?

Answer: Photosynthesis

Question: What gas do plants absorb from the air during photosynthesis?

Answer: Carbon Dioxide (CO2)

Question: What is the name of the pigment that gives plants their green color?

Answer: Chlorophyll

Question: Where do plants get water from?

Answer: The soil that they are planted in

Question: What is the function of roots in a plant?

Answer: Absorb water and nutrients from the soil

Question: What do flowers produce that helps attract pollinators?

Answer: Nectar

True or false: All living things need water to survive.

Answer: True.


Science Trivia Questions For Kids: The Human Body

Health and Biology Trivia Questions - Land of Trivia

Question: What is the name of the tiny, thread-like structures that carry genetic information in cells?

Answer: DNA (Deoxyribonucleic Acid).

Question: What is the body’s largest organ?

Answer: Skin

Question: Which organ pumps blood throughout the body?

Answer: Heart

Question: What is the main function of the lungs?

Answer: To breathe and exchange oxygen and carbon dioxide

Question: What is the name of the hard substance that makes up your skeleton?

Answer: Bone

Question: What do muscles do in the body?

Answer: They help us move and provide support

Question: What is the job of the stomach in the digestive system?

Answer: Break down food with digestive juices

Question: What is the food pipe in our body called?

Answer: Esophagus.

Question: If you needed braces, what kind of doctor would you visit?

Answer: An orthodontist.

Question: What’s the heaviest organ in the human body?

Answer: Liver.

Question: In what body part does digestion begin — the mouth, esophagus, stomach, or small intestine?

Answer: The mouth. The digestive process starts in your mouth when you chew. Your salivary glands make saliva, a digestive juice, which moistens food and helps it down the digestive tract.

Question: What is the name of the blood vessels that carries blood back to the heart?

Answer: Veins. 

True or false: The human brain weighs more than the human heart.

Answer: False. The human heart weighs more than the brain.

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    Science Trivia Questions For Kids: Solar System

    Solar Eclipse - Science Trivia Questions and Answers

    Question: Which planet is known as the “Red Planet”?

    Answer: Mars

    Question: Which planet in the solar system is the hottest?

    Answer: Venus

    Question: What is the coldest planet in our solar system?

    Answer: Neptune has the coldest overall average temperature and Uranus has the coldest temperature recorded.

    Question: Which planet is closest to the Sun?

    Answer: Mercury

    Question: What is the name of the spacecraft that landed on the moon in 1969?

    Answer: Apollo 11

    Question: How long does it take for the Earth to complete one orbit around the Sun?

    Answer: One year, or approximately 365 days, 6 hours, and 9 minutes.

    Question: What is the name of the star at the center of our solar system?

    Answer: The Sun

    Question: Which planet is known as the “Morning Star” or “Evening Star”?

    Answer: Venus

    Question: What are the rings around Saturn made of?

    Answer: Ice and rock particles

    Question: Which planet is known as the “Blue Planet” due to its oceans?

    Answer: Earth

    Question: How does a solar eclipse happen?

    Answer: A solar eclipse occurs when the moon gets between Earth and the sun, and the moon casts a shadow over Earth.


    Science Trivia Questions For Kids: Weather

    Christmas Winter Snowman - Land Of Trivia

    Question: What do we call the water falling from the sky in the form of rain, snow, sleet, or hail?

    Answer: Precipitation

    Question: What is the name of the small, frozen crystals that fall from the sky during winter?

    Answer: Snowflakes

    Question: What causes lightning during a thunderstorm?

    Answer: Build-up of electrical charges in the clouds

    Question: What is the name of a spinning funnel-shaped cloud that touches the ground, such as the one in The Wizard of Oz?

    Answer: Tornado or Twister

    Question: What is the name of the frozen precipitation that falls from clouds in winter?

    Answer: Snow

    Question: What causes the Earth’s seasons?

    Answer: Tilt of the Earth’s axis

    Question: What is the name for a giant swirling storm with strong winds, often over the ocean?

    Answer: Hurricane or Typhoon

    Question: Which layer of the atmosphere is closest to the Earth’s surface?

    Answer: Troposphere

    Question: What is the name for a sudden, violent shaking of the ground, often caused by movement of the Earth’s plates?

    Answer: Earthquake

    Question: What is the instrument used to measure wind speed?

    Answer: Anemometer


    Science Trivia Questions For Kids: Volcanoes and Earthquakes

    Question: What scale is used to measure the size of earthquakes?

    Answer: The Richter scale

    Question: What is the opening in the Earth’s crust from which molten lava, ash, and gases erupt?

    Answer: Volcano

    Question: What is the term for the molten rock beneath the Earth’s surface?

    Answer: Magma

    Question: What causes the ground to shake during an earthquake?

    Answer: The release of energy along fault lines in the Earth’s crust.

    Question: What is the giant ocean wave caused by underwater earthquakes or volcanic eruptions?

    Answer: Tsunami

    Question: Which type of volcano is characterized by its steep slopes and explosive eruptions?

    Answer: Stratovolcano

    Question: How do scientists monitor volcanic activity to predict eruptions?

    Answer: They use seismographs, gas measurements, and thermal imaging.

    Question: What is the term for the point on the Earth’s surface directly above the earthquake’s point of origin?

    Answer: Epicenter

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      Science Trivia Questions For Kids: Ecosystems and Biomes

      Olympic National Park - National Parks Quiz

      Question: What term describes the variety of plants, animals, and microorganisms on Earth?

      Answer: Biodiversity

      Question: Why should we protect endangered species?

      Answer: To maintain biodiversity and ensure the balance of ecosystems.

      Question: What is the process of a species gradually disappearing from a particular habitat or the entire planet?

      Answer: Extinction

      Question: What is the role of bees in biodiversity?

      Answer: They pollinate flowers, contributing to the reproduction of many plant species.

      Question: What biome is known for its extreme cold temperatures, permafrost, and low-growing vegetation like moss and lichens?

      Answer: Tundra Biome

      Question: In which biome can you find the largest diversity of plant and animal species, often near the equator?

      Answer: Rainforest Biome

      Question: Which biome has cold winters, coniferous trees, and is home to animals like moose and wolves?

      Answer: Taiga or Boreal Forest Biome

      Question: What biome is characterized by hot temperatures, sparse vegetation, and is home to animals like camels and snakes?

      Answer: Desert Biome

      Question: In which biome do trees lose their leaves in the fall, and animals like squirrels and deer adapt to seasonal changes?

      Answer: Temperate Deciduous Forest Biome

      Question: What is the primary factor that determines the type of vegetation and animals in a biome?

      Answer: Climate

      Question: Which organization works to protect and conserve the world’s biodiversity?

      Answer: World Wildlife Fund (WWF)


      Science Trivia Questions For Kids: Food Chains

      Siberian Tiger

      Question: In a food chain, who comes first: the grasshopper or the snake?

      Answer: Grasshopper (Grasshopper eats plants, snake eats the grasshopper)

      Question: Guess who is higher in the food chain: the mouse or the owl?

      Answer: Owl (Mouse eats plants or seeds, owl eats the mouse)

      Question: Which comes first in the food chain: the caterpillar or the bird?

      Answer: Caterpillar (Caterpillar eats leaves, bird eats the caterpillar)

      Question: Can you guess who is higher in the food chain: the fish or the bear?

      Answer: Bear (Fish eats smaller fish or plants, bear eats the fish)

      Question: In the food chain, who is at the top: the rabbit or the fox?

      Answer: Fox (Rabbit eats plants, fox eats the rabbit)

      Question: In a food chain, what do we call the organisms that produce their own food through photosynthesis?

      Answer: Producers or Autotrophs

      Question: What is the primary source of energy in most food chains?

      Answer: Sunlight

      Question: In a typical terrestrial food chain, what is the primary consumer that eats plants?

      Answer: Herbivore

      Question: What do we call an animal that eats other animals in a food chain?

      Answer: Carnivore

      Question: What is the role of decomposers in a food chain?

      Answer: They break down dead organisms and organic matter.

      Question: What do we call an organism that eats both plants and animals in a food chain?

      Answer: Omnivore

      Question: How does the extinction of one species affect a food chain?

      Answer: It can disrupt the balance of the ecosystem.

      Question: What is the final link in a food chain that helps recycle nutrients by breaking down dead organisms?

      Answer: Decomposers


      Science Trivia Questions For Kids: Simple Chemistry

      Trivia Categories - Science Trivia Questions

      Question: What is the smallest unit of an element that retains its properties?

      Answer: Atom

      Question: What do you call a substance made up of two or more different types of atoms?

      Answer: Compound

      Question: Which element is essential for life and makes up the majority of our body’s molecules?

      Answer: Carbon

      Question: What is the chemical symbol for water?

      Answer: H2O

      Question: What is the chemical symbol for oxygen, the thing that we need to breathe to survive?

      Answer: O2

      Question: What is the process of a solid turning directly into a gas without passing through the liquid state?

      Answer: Sublimation

      Question: Which gas do we breathe out during the process of respiration?

      Answer: CO2

      Question: What is the process called when a liquid turns into a gas?

      Answer: Evaporation.

      True or false: Water is a liquid at room temperature.

      Answer: True.

      Question: What is the chemical symbol for carbon?

      Answer: C.

      True or false: Oxygen is necessary for fire to burn.

      Answer: True.

      Question: What is the chemical symbol for helium?

      Answer: He.


      Science Trivia Questions For Kids: Simple Physics

      Question: What force pulls objects towards the center of the Earth?

      Answer: Gravity

      Question: If you drop a feather and a rock at the same time, which one will reach the ground first?

      Answer: The rock (due to air resistance affecting the feather)

      Question: If you push a toy car and let go of it, what force makes it eventually stop moving?

      Answer: Friction

      Question: What happens to a balloon when you let go of it after blowing it up?

      Answer: It flies around the room due to escaping air pushing against the air inside.

      Question: What do you call an object that lets light pass through it completely?

      Answer: Transparent

      Question: What force keeps a satellite in orbit around a planet?

      Answer: Gravity

      Question: If you try to push two magnets together with the same sides facing each other, what do you feel?

      Answer: They repel each other.

      Question: If you have a big ball and a small ball, and you roll them down a slope, which one will reach the bottom first?

      Answer: Both will reach the bottom at the same time (assuming no other forces).

      Question: What happens when you rub a balloon against your hair and then stick it to the wall?

      Answer: The static electricity makes it stick.

      Question: If you have a shopping cart and add more weight to it, what will happen when you push it?

      Answer: It will be harder to push because of increased mass.

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        And that about does it for today’s science trivia quiz for kids!

        We sincerely thank you for stopping by, and we hope you had fun playing our kid-friendly science trivia questions and answers! Feel free to share this post with any other friends/family that you think would also have fun going through these.

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        Elle Liang

        Elle is a travel blogger and entertainment publisher by day and a trivia fanatic by night. Her favorite hobbies include hiking mountains, traveling anywhere in the world, watching documentaries, playing bingo, and brushing up on world knowledge through games like Trivial Pursuit.

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