Le Lesson 2.1

10 Questions | Total Attempts: 154

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Le Lesson 2.1

These questions deal with hierarchy, homeostasis, and organelles. REMEMBER: PERIOD# followed by FIRST & LAST NAME.


Questions and Answers
  • 1. 
    Which sequence illustrates the increasing complexity of levels of organization in multicellular organisms?
    • A. 

      Organelle → cell → tissue → organ → organ system → organism

    • B. 

      Cell → organelle → tissue → organ → organ system → organism

    • C. 

      Organelle → tissue → cell → organ → organ system → organism

    • D. 

      Cell → organism → organ system → organ → tissue → organelle

  • 2. 
    Which structures carry out life functions within cells?
    • A. 

      Tissues

    • B. 

      Organ systems

    • C. 

      Organelles

    • D. 

      Organs

  • 3. 
    A wet-mount slide preparation of a specimen is stained in order to
    • A. 

      Eliminate some organelles

    • B. 

      Make cell structures more visible

    • C. 

      Use the high-power lens

    • D. 

      Remove water from the slide

  • 4. 
    Some human body cells are shown in the diagrams below.  These groups of cells represent different
    • A. 

      Tissues in which similar cells function together

    • B. 

      Organs that help to carry out a specific life activity

    • C. 

      Systems that are responsible for a specific life activity

    • D. 

      Organelles that carry out different functions

  • 5. 
    A laboratory technique is illustrated in the diagram below.     The technique of lowering the coverslip at an angle is used to
    • A. 

      Make organelles more visible

    • B. 

      Reduce the formation of air bubbles

    • C. 

      Make the specimen transparent

    • D. 

      Reduce the size of the specimen

  • 6. 
    Homeostasis is maintained in a single-celled organism by the interaction of
    • A. 

      Organs

    • B. 

      Systems

    • C. 

      Tissues

    • D. 

      Organelles

  • 7. 
    A substance is most likely to diffuse into a cell when
    • A. 

      It is a large organic food molecule such as protein or starch

    • B. 

      It is enclosed in an organelle such as a vacuole

    • C. 

      The concentration of the substance is greater outside the cell than inside

    • D. 

      The pH of the substance is greater than the pH of the cell

  • 8. 
    Which sequence represents the correct order of levels of organization found in a complex organism?
    • A. 

      Cells → organelles → organs → organ systems → tissues

    • B. 

      Tissues → organs → organ systems → organelles → cells

    • C. 

      organelles → cells → tissues → organs → organ systems

    • D. 

      Organs → organ systems → cells → tissues → organelles

  • 9. 
    The diagram below represents levels of organization in living things.  Which term would best represent X?    
    • A. 

      Human

    • B. 

      Tissue

    • C. 

      Stomach

    • D. 

      Organelle

  • 10. 
    Which sequence represents the levels of biological organization from smallest to largest?
    • A. 

      Organism → cell → tissue → organelle → organ system → organ

    • B. 

      Organ system → organ → organism → cell → tissue → organelle

    • C. 

      Organelle → organ system → cell → organism → tissue → organ

    • D. 

      Organelle → cell → tissue → organ → organ system → organism