Unit 3 Test Review

Which structure would best identify a cell as a plant cell?

• A single large vacuole

• No organelles

• Mitchondria

• A nucleus

Which of these support the cell theory as it is stated today?

• New cells are produced by division of existing cells

• All organisms are composed of more than one cell

• Cells must contain a nucleus

• Not all cells are alive

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Which of the following is/are generally credited with developing the cell theory?

• R. J. H. Dutrochet

• Schleiden and Schwann

• Robert Hooke

• Rudolph Virchow

The cell theory contains THREE tenets or beliefs. Which evidence statements are part of the cell theory?

• The cell is the structural and functional unit of all living things

• All cells come from pre-existing cells by division

• The cell is not essential to building specialized tissues in higher level organisms

• Cells can spontaneously generate under adverse conditions

• All known living things are made of cells

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Which tool would be BEST to accurately observe the details of organelles in a cell?

• Magnifying Glass

• Electron Microscope

• Compound Light Microscope

• Dissecting Microscope

Which characteristic is shared by all cells?

• Membrane-bound organelles that transport substances

• Genetic Material composed of DNA

• A mechanism for transforming sunlight into energy

• Self-locomotion

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Long whip-like tail extensions that cells use for movement

• Flagella

• Cilia

• Vacuole

• Golgi Apparatus

What is the primary difference between eukaryotic and prokaryotic cells?

• Prokaryotic cells have flagella

• Prokaryotic cells lack any membrane-bound organelles

• Ribosomes are not present in prokaryotic cells.

• Only eukaryotes carry on photosynthesis

What part of a cell allows it to recognize different substances in the outside environment?

• Endoplasmic Reticulum

• Flagella

• Nucleus

• Cell membrane

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As a human, your cells are -

• Prokaryotic

• Eukaryotic

• Allergic

• Asomatic

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