Introduction to Cell Theory
A Grade 5 science worksheet introducing students to the basic principles of cell theory, types of cells, and their main components.
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Introduction to Cell Theory
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Read each question carefully and answer to the best of your ability. Good luck!
1. All living things are made up of tiny units called .
2. The is a protective layer around the cell.
3. The control center of the cell is the .
4. Plants have a special part called a that helps them make their own food.
1. Which of the following is NOT part of the cell theory?
All living things are made of cells.
Cells are the basic unit of life.
Cells only come from non-living things.
All cells come from pre-existing cells.
2. What is the main difference between a plant cell and an animal cell?
Plant cells are bigger.
Plant cells have a cell wall and chloroplasts.
Animal cells have a cell wall.
Animal cells have chloroplasts.
1. Look at the image of the plant cell below. Label three parts that you can identify.
2. Explain in your own words why cells are important for living things.
1. All cells are exactly the same shape and size.
True
False
2. The cell wall in plant cells provides support and protection.
True
False
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