Grade 3 Science Revision Worksheet: Living and Non-Living Things, Animals, and Habitats

Free worksheet covering Science, Biology for age 9 students. Created with Learning Corner's AI-powered tools.

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Instructions

  1. Read the Quick Review at the start of each section before answering the questions.
  2. Work through the activities in order, as they build on your knowledge.
  3. For drawing tasks, use the provided space and label your work clearly.
  4. If you get stuck, look for the Hint boxes for help!

Section 1: Living and Non-Living Things

Quick Review: Living things breathe, eat, grow, move on their own, and have babies. Non-living things do not do these things.

Circle the correct answer for each question.

  1. Which of these is a living thing? a) A rock b) A sunflower c) A bicycle

  2. What do all living things need to survive? a) Toys b) Television c) Water and Food

  3. Which process describes a living thing making more of its own kind? a) Reproduction b) Respiration c) Nutrition

  4. Why is a car considered non-living even though it moves? a) It is too fast b) It does not grow or breathe c) It is made of metal

  5. Which of these can move on its own to find food? a) An owl b) A river c) A cloud

  6. Living things get rid of waste. This is called: a) Growth b) Excretion c) Sensitivity

  7. Plants are living things because they: a) Make their own food using sunlight b) Can walk from place to place c) Do not need air

  8. Which of these reacts to the environment (sensitivity)? a) A stone when it is kicked b) A plant leaning toward the light c) A book on a shelf

  9. What happens to a living thing over time? a) It stays the same size forever b) It grows and changes c) It turns into a rock

  10. A teddy bear is non-living because: a) It is soft b) It has a name c) It cannot breathe or grow

Section 2: Natural vs. Man-Made

Quick Review: Natural non-living things are found in nature (like stars or water). Man-made non-living things are created by humans (like plastic or buildings).

Write T for True and F for False.

  1. ____ A mountain is a man-made non-living thing.
  2. ____ A plastic bottle is a man-made non-living thing.
  3. ____ Rain is a natural non-living thing.
  4. ____ Bricks are natural because they come from the ground.
  5. ____ The Moon is a natural non-living thing.
  6. ____ Computers are man-made non-living things.
  7. ____ Clouds are made by humans in factories.
  8. ____ Sunlight is a natural non-living thing.
  9. ____ A wooden table is man-made, even though the wood came from a tree.
  10. ____ Rivers are man-made non-living things.

Section 3: Data Detective

Review the pictograph below regarding students' favorite snacks.

Snack Number of Students
Apple 🍎 🍎 🍎 🍎
Carrot 🥕 🥕
Cheese 🧀 🧀 🧀 🧀 🧀
Banana 🍌 🍌 🍌

Key: Each icon (🍎, 🥕, 🧀, 🍌) = 2 Students

  1. Which snack was liked the most?

  2. Which snack was liked the least?

  3. How many students liked Bananas?

  4. How many students liked Apples?

Section 4: Critical Thinking

A. The Frog vs. The Chair List three main differences between a living frog and a non-living chair.

B. The Moving Mystery A battery-operated doll can walk across the floor. A cat can also walk across the floor. Which one is a non-living thing and why?

Section 5: Animal Features

Match the animal to its correct outer covering.

Animal Outer Covering
1. Polar Bear A. Shell
2. Goldfish B. Feathers
3. Parrot C. Fur
4. Snail D. Scales

Answer here: 1: 2: 3: 4:

Section 6: Sorting Materials

Sort these 10 items into the correct category: Clouds, Smartphone, Rocks, Paper, Lightning, Glass Vase, Sand, Concrete Bridge, Stars, Plastic Pen.

Natural Non-Living Man-Made Non-Living
Example: Water Example: Car

Section 7: Life Status

Tick (✓) the correct box for each item.

Item Living Once Alive (now dead) Never Alive
Example: Fallen Leaf ✓
1. Grass
2. Steel Spoon
3. Earthworm
4. Wooden Ruler
5. Diamond
6. Butterfly
7. Cotton T-shirt
8. Granite Rock
9. Leather Shoes
10. Puppy

Section 8: Animal Groups & Diets

  1. Name two animals that give birth to live young:

    ____ and ____

  2. Name two animals that lay eggs:

    ____ and ____

3. Fill in the blanks with what they eat:

  • Herbivores eat: ____
  • Carnivores eat: ____
  • Omnivores eat: ____

Section 9: Creative Science

Draw a herbivore in the box below. Label the animal and one specific thing it eats.
(Draw here)

Answer Key

Section 1: 1.b, 2.c, 3.a, 4.b, 5.a, 6.b, 7.a, 8.b, 9.b, 10.c Section 2: 1.F, 2.T, 3.T, 4.F (Clay is natural, but bricks are processed), 5.T, 6.T, 7.F, 8.T, 9.T, 10.F Section 3: 1. Cheese (10 students), 2. Carrot (4 students), 3. 6 students, 4. 8 students Section 4:

  • A: 1. Frog breathes, chair doesn't. 2. Frog grows, chair stays same. 3. Frog reproduces, chair doesn't.
  • B: The doll is non-living. It moves because of a battery/human, but it doesn't breathe, eat, or grow. Section 5: 1.C, 2.D, 3.B, 4.A Section 6:
  • Natural: Clouds, Rocks, Lightning, Sand, Stars
  • Man-made: Smartphone, Paper, Glass Vase, Concrete Bridge, Plastic Pen Section 7:
    1. Living, 2. Never Alive, 3. Living, 4. Once Alive, 5. Never Alive, 6. Living, 7. Once Alive (Cotton), 8. Never Alive, 9. Once Alive (Leather), 10. Living Section 8:
    2. Cat, Human, Dog, etc. 2. Bird, Snake, Turtle, etc.
    3. Herbivore (Plants), Carnivore (Meat/Animals), Omnivore (Both plants and meat)
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