Cell Theory/Whitesell

Which of the following scientists was the first to observe bacteria?

• Anton van Leuwenhoek
• Matthais Schleiden
• Robert Hooke
• Theodor Schwann

Which of the following statements is not part of the cell theory?

• Cells are the basic unit of structure and function in all living things.
• All cells are produced from other cells.
• Only animal cells are composed of cells.
• All living things are composed of cells.

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The invention of the microscope made it possible for people to discover and learn about

• Plants
• Skin 
• Animals 
• Cells

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What is one way in which all living things on Earth are alike?

• All living things have hair.
• All living things are made of cells and come from other cells.
• The cells of all living things have chloroplast.
• All living things can move. 

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Which of the following scientists contributed to the cell theory?

• Rudolf Virchow, Robert Hooke, Anton van Leuwenhoek
• Matthais Schleiden, Theodor Schwann, Rudolf Virchow
• Robert Hooke, Theodor Schwann, Anton von Leuwenhoek
• Theodor Schwann, Matthais Schleiden, Robert HookeOption 4 (optional)

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Which statement reflects one of the major components of the cell theory?

• All living things are multi-cellular.
• Organs are the basic unit of structure and function for all living things.
• All cells come from previously existing cells.
• Every organism has a reproductive system to ensure survival of the species.

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When cells are damaged, new cells are created by cell division. How does the cell theory support this fact?

• It states that all cells have a nucleus which divides.
• It states that all living things are made up of one or more cells.
• It states that cells come from previously existing cells.
•  It states that the basic units of structure and function are cells.

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According to cell theory, where did this cell come from?

• another living cell
• energy from sun
• a multicellular organism
• the nonliving environment

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What do all of these organisms have in common?

• They all have uniform offspring
• They are all made of cells
• They possess the same features
• They have the same internal and external structures

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Anton van Leeuwenhoek made his own version of the microscope and discovered something very odd when he looked a the gunk on his teeth. What did he discover?

• Cells
• Bacteria
  
• Cavities
• Influenza