2/5 (Blue) Cell theory

The _______focuses the image under low power.

• revolving nosepiece
• fine adjustment knob
• coarse adjustment knob
• arm/neck

Which organelle belongs in plant cells only?

• Cytoplasm
• Mitochondrion
• Cell Wall
• Nucleus

Which organelle belongs in both plant and animal cells?

• Chloroplast
• Cell Wall
• Large Central Vacuole
• Cell Membrane

Which of the following scientists concluded that all animals are made of cells?

• Rudolf Virchow

• Matthais Schleiden

• Robert Hooke

• Theodor Schwann

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.

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.

Who looked at cork and named the cell?

• Robert Hooke
• Van Leeuwenhoek
• Robert Brown
• Francesco Redi

All plants are made of cells.  This was discovered by....

• Matthias Schleiden
• Rudolf Virchow
• Robert Hooke
• Aristotle

Which scientist concluded that new cells can ONLY be produced from existing cells?

• Robert Hooke

• Anton Van Leevwenhoek

• Matthias Schleiden

• Rudolf Virchow