The ultimate Science Quiz for kids
How’s your science knowledge? If you think you’re a budding scientist, test your knowledge with this free science quiz. Think space, nature and anatomy for inspiration to ace our free science quiz. You’ll find 50 questions divided into 5 rounds, so gather the children for some scientific quizzing.
Round 1
1 – Which organ beginning with ‘K’ produces urine?
2 – What percentage of a human body is water – 20, 70, or 100%?
3 – How many teeth do adults have – 32, 50, or 66?
4 – What does the respiratory system help you do – Breathe or Digest Food?
5 – Blood is as salty as seawater – True or False?
6 – Which types of blood cells carry oxygen – Red or White?
7 – What do we get from food – Energy, Oxygen, or Carbon Dioxide?
8 – Where does the oxygen that we use come from – Sun, Food or Air?
9 – The bigger your brain, the smarter you are – True or False?
10 – What protects the lungs – Ribcage, Skull, or Brain Tissue?
Round 2
1 – Plants use sunlight to turn carbon dioxide into oxygen – True or False?
2 – What do plants get from the soil – Minerals, Rocks, or Dirt?
3 – Which part of the plant absorbs sunlight – Root, Leaf, or Flower?
4 – How do plants reproduce – Pollination or Fertilization?
5 – Which part of the plant produces seeds to make new plants – Flower, Leaf, or Root?
6 – What fixes the plant into the ground – Leaf, Root, or Stem?
7 – The stem carries water and nutrients to different parts of the plant – True or False?
8 – Plants make their food – True or False?
9 – What process do plants use to make food – Photosynthesis or Digestion?
10 – What do flowers become – Fruit, Root, or Stem?
Round 3
1 – Which animal is the tallest in the world – Giraffe or Elephant?
2 – Which is the largest animal in the ocean – Dolphin or Blue whale?
3 – How many legs do spiders have – 6, 8, or 9?
4 – Which animal is the fastest – Cheetah, Lion, or Wolf?
5 – What is a panda’s food – Bamboo, or Meat?
6 – How many years can a snail sleep – 5, 10, or 3?
7 – Which land animal cannot jump – Elephant, Ostrich, or Hen?
8 – Cats cannot taste sugar – True or False?
9 – Goldfish do not have a stomach – True or False?
10 – How many pairs of wings do bees have – 1, 2, or 3?
Round 4
1 – Mercury is the smallest planet in the solar system – True or False?
2 – Which planet is the closest to the Sun – Earth or Mercury?
3 – Which planet is known as “Red Planet” – Mercury or Mars?
4 – Which planet is the brightest in the night – Moon or Venus?
5 – Which is the third planet from the Sun – Earth or Mars?
6 – Which planet is called “giant gas planet” – Jupiter or Uranus?
7 – Which planet is the furthest from the Sun – Neptune or Venus?
8 – Which is the hottest planet in the Solar System – Venus or Jupiter?
9 – What does the Sun mainly contain – Rocks or Hydrogen and Helium?
10 – Which is the coldest planet in the Solar System – Uranus or Mercury?
Round 5
1 – Which is Earth Day – April 22nd or August 12th?
2 – Transfer of energy from plants to a series of animals is known as – Food Chain or Habitat?
3 – Litter is a form of pollution – True or False?
4 – What is today’s biggest threat to development – Climate Change or Pollution?
5 – Weather and climate are the same – True or False?
6 – The current population of earth is more than 7 billion – True or False?
7 – What is a natural environment for a living organism called – Environment or Habitat?
8 – What is the process of reusing waste materials – Reprocessing or Recycling?
9 – Which of the following cannot be recycled – Glass or Pen and Pencils?
10 – Which fuel is used for cars – Coal or Petrol?
If you liked this kids science quiz, have any quiz requests, spotted a mistake, or would like to let us know how you got on, please let us know in the comments below…
