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Biology Basics for Young Explorers

Biology

A collection of fun, factual biology questions for children aged 5-8 covering plants, animals, and the human body.

science nature learning
20 Questions Medium Ages 5+ Jul 20, 2026

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About this Study Set

This study set covers Biology through 20 practice questions. A collection of fun, factual biology questions for children aged 5-8 covering plants, animals, and the human body. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 20 questions from the Biology Basics for Young Explorers study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which part of a plant usually grows underground and absorbs water from the soil?
  • A Flower
  • B Leaf
  • C Root
  • D Stem
2 What do caterpillars eventually turn into after they build a chrysalis?
  • A Butterfly
  • B Grasshopper
  • C Beetle
  • D Ladybug
3 Which organ in the human body is responsible for pumping blood?
  • A Lungs
  • B Stomach
  • C Brain
  • D Heart
4 What do mammals drink when they are first born?
  • A Juice
  • B Milk
  • C Water
  • D Tea
5 Which of these animals is considered an amphibian?
  • A Frog
  • B Eagle
  • C Shark
  • D Lion
6 What gas do humans breathe in to help their bodies function?
  • A Helium
  • B Nitrogen
  • C Oxygen
  • D Carbon Dioxide
7 Which part of a tree is typically green and collects sunlight?
  • A Bark
  • B Leaf
  • C Root
  • D Trunk
8 How many legs does an adult insect usually have?
  • A Four
  • B Six
  • C Eight
  • D Ten
9 What do plants use to make their own food?
  • A Sunlight
  • B Rainwater
  • C Soil
  • D Rocks
10 Which group of animals has feathers covering their bodies?
  • A Fish
  • B Mammals
  • C Reptiles
  • D Birds
11 What is the hard outer covering of a crab called?
  • A Fur
  • B Shell
  • C Feathers
  • D Skin
12 Which internal organ helps humans digest the food they eat?
  • A Stomach
  • B Heart
  • C Brain
  • D Kidney
13 What are the young of a frog called before they grow legs and live on land?
  • A Caterpillars
  • B Tadpoles
  • C Larva
  • D Puppies
14 Which of these animals is known for having a long trunk?
  • A Giraffe
  • B Lion
  • C Elephant
  • D Tiger
15 What do trees lose in the autumn season?
  • A Roots
  • B Bark
  • C Leaves
  • D Seeds
16 Which of these is a nocturnal animal, meaning it is active at night?
  • A Owl
  • B Chicken
  • C Dog
  • D Cow
17 What is the main purpose of a flower's bright petals?
  • A To grow taller
  • B To attract pollinators
  • C To store water
  • D To keep the plant warm
18 Which part of the body is used to send signals to all other parts?
  • A Brain
  • B Stomach
  • C Lungs
  • D Liver
19 What do we call the process of a seed starting to grow?
  • A Hibernation
  • B Germination
  • C Pollination
  • D Photosynthesis
20 Which animal is famous for producing honey?
  • A Ant
  • B Bee
  • C Butterfly
  • D Fly
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