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Cell Biology Benchmark Practice Questions

12 Questions
Biology Quizzes & Trivia

Practice questions to help you succeed on the semester 1 cell biology benchmark. Make sure to take notes while you take this quiz, and read the explanation of each correct answer before moving on to the next question. (CLICK ON "View Answer" to see the explanation)

Questions and Answers
  • 1. 
    The cell membrane of the red blood cellwill allow water, oxygen, carbon dioxide, and glucose to pass through. Because other substances are blocked from entering, this membrane is called:
    • A. 

      Perforated.

    • B. 

      Semi-permeable.

    • C. 

      Non-conductive.

    • D. 

      Permeable.

  • 2. 
    The plasma membrane of a cell consists of 
    • A. 

      Protein molecules arranged in two layers with polar areas forming the outside of the membrane.

    • B. 

      Two layers of lipids organized with the nonpolar tails forming the interior of the membrane.

    • C. 

      Lipid molecules positioned between two carbohydrate layers.

    • D. 

      Protein molecules with polar and nonpolar tails.

  • 3. 
    What causes tomatoes to ripen much more slowly in a refrigerator than they do if left on a table at room temperature? 
    • A. 

      Tomatoes need sunlight to ripen.

    • B. 

      Humidity accelerates the ripening process.

    • C. 

      Low temperatures reduce the action of ripening enzymes.

    • D. 

      Enzymes produced by bacteria inhibit ripening.

  • 4. 
    There are many different enzymes located in the cytoplasm of a single cell. How is a specific enzyme able to catalyze a specific reaction? 
    • A. 

      Different enzymes are synthesized in specific areas of the cytoplasm.

    • B. 

      Most enzymes can catalyze many different reactions.

    • C. 

      An enzyme binds to a specific substrate (reactant) for the reaction catalyzed.

    • D. 

      Enzymes are transported to specific substrates (reactants) by ribosomes.

  • 5. 
    Maltose can be broken down into glucose molecules by the enzyme maltase. Which of the following would slow the reaction rate? 
    • A. 

      Adding maltase

    • B. 

      Adding maltose

    • C. 

      Removing glucose

    • D. 

      Diluting with water

  • 6. 
    Eukaryotic cells are differentiated from prokaryotic cells because eukaryotic cells 
    • A. 

      Are much smaller.

    • B. 

      Have permeable membranes.

    • C. 

      Have a higher rate of reproduction.

    • D. 

      Have nuclei.

  • 7. 
    Which cellular organelle is responsible for packaging the proteins that the cell secretes? 
    • A. 

      Cytoskeleton

    • B. 

      Golgi apparatus

    • C. 

      Lysosome

    • D. 

      Cell membrane

  • 8. 
    Which molecule in plant cells first captures the radiant energy from sunlight? 
    • A. 

      Chlorophyll

    • B. 

      Glucose

    • C. 

      Carbon dioxide

    • D. 

      Chloroplast

  • 9. 
    The first stage of photosynthesis in the chloroplast is
    • A. 

      Light-dependent

    • B. 

      Temperature-dependent

    • C. 

      Glucose-driven

    • D. 

      ATP-driven

  • 10. 
    The human liver helps to detoxify drugs and alcohol in your body. A cell from liver muscle would probably have an unusually high proportion of
    • A. 

      Lysosomes

    • B. 

      Smooth endoplasmic reticulum

    • C. 

      Nuclei

    • D. 

      Chloroplasts

  • 11. 
    In aerobic respiration, the Krebs cycle (citric acid cycle) takes place in 
    • A. 

      Mitochondria

    • B. 

      Cytoplasm

    • C. 

      Nucleus

    • D. 

      Cell membrane

  • 12. 
    Which of the following describe the organelles that plant cells have, that animals cells do not?
    • A. 

      Nucleus, cell membrane, lysosomes

    • B. 

      Golgi apparatus, mitochondria, chloroplasts

    • C. 

      Chloroplasts, cell wall (made of cellulose), large central vacuole

    • D. 

      Chloroplasts, mitochondria, nuclus

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