🔬 Part 1: What Are Cells?

1. Circle the correct answer: What are cells?

Tiny building blocks that make up all living things

Large rocks found in nature

Parts of machines

2. Fill in the blank:

All living things are made up of ____________. These are so small you need a ____________ to see them clearly.

3. Check all the things that are made of cells:

Trees

Dogs

Rocks

Flowers

People

Cars

🌱 Part 2: Drawing and Labelling Cells

4. Draw and label an animal cell. Include these parts: nucleus, cytoplasm, cell membrane

5. Draw and label a plant cell. Include these parts: nucleus, cytoplasm, cell membrane, cell wall, chloroplasts

🔍 Part 3: Cell Parts and Their Jobs

6. Match each cell part with its job:

1. Nucleus

2. Cell membrane

3. Cytoplasm

4. Cell wall

5. Chloroplasts

A. Controls what goes in and out of the cell

B. Controls the cell (like the brain)

C. Jelly-like substance that fills the cell

D. Makes food for the plant using sunlight

E. Strong wall that protects plant cells

7. Circle the correct answer: Which part is found ONLY in plant cells?

Nucleus

Cell membrane

Cell wall

Cytoplasm

🌿 Part 4: Comparing Plant and Animal Cells

8. Fill in the comparison table. Write YES or NO for each cell part:

Cell Part Comparison:

Nucleus: Animal cells _____ Plant cells _____

Cell membrane: Animal cells _____ Plant cells _____

Cytoplasm: Animal cells _____ Plant cells _____

Cell wall: Animal cells _____ Plant cells _____

Chloroplasts: Animal cells _____ Plant cells _____

9. Explain why plant cells have chloroplasts but animal cells don't:

10. Which cell is usually more regular in shape?

Plant cells (because they have a cell wall)

Animal cells (because they are more flexible)

🧬 Part 5: Why Are Cells Important?

11. Complete these sentences about why cells are important:

Cells help living things ________ by taking in nutrients.

Cells help living things ________ by making new cells.

Cells help living things ________ to their environment.

12. What would happen if a living thing had no cells?

13. True or False: Circle the correct answer for each statement:

All living things have at least one cell. TRUE / FALSE

Cells can live forever without food. TRUE / FALSE

New cells come from existing cells. TRUE / FALSE

Cells are too big to see without a microscope. TRUE / FALSE

🌟 Part 6: Extension - Special Cells (For Advanced Learners)

14. Research and write about ONE special type of cell. Choose from: red blood cells, nerve cells, root hair cells, or muscle cells.

Name of special cell: ________________

What job does this cell do?

What makes this cell special or different?

15. Draw your special cell and label its important parts:

🤔 Part 7: Reflection

16. Write 3 things you learned about cells today:

17. Write 1 question you still have about cells:

18. How do you think learning about cells helps us understand life better?

Cells Building Blocks Worksheet

Cells Building Blocks Worksheet

🔬 Part 1: What Are Cells?

🌱 Part 2: Drawing and Labelling Cells

🔍 Part 3: Cell Parts and Their Jobs

🌿 Part 4: Comparing Plant and Animal Cells

🧬 Part 5: Why Are Cells Important?

🌟 Part 6: Extension - Special Cells (For Advanced Learners)

🤔 Part 7: Reflection

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