Unit 3 Biology Exam

50 Questions | Total Attempts: 1369

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Unit 3 Biology Exam - Quiz

This is an exam over chapter 3 and the class notes.


Questions and Answers
  • 1. 
    What is a cell?
    • A. 

      Basic unit of Life

    • B. 

      Large Organism

    • C. 

      Bacteria

  • 2. 
    What is part of the cell theory:
    • A. 

      Cells are the largest part of an organism

    • B. 

      There are no single celled organisms

    • C. 

      Cells come from other cells

  • 3. 
    What is part of the cell theory:
    • A. 

      Every living thing is made up of cells

    • B. 

      Cells are small

    • C. 

      Cells help an organism to live

  • 4. 
    What is part of the cell theory:
    • A. 

      Cells always work together

    • B. 

      In order to live, living things need billions of cells

    • C. 

      Cells are the basic unit of life

  • 5. 
    What is the function of a hand?
    • A. 

      Pick things up

    • B. 

      Smell odors

    • C. 

      Taste things

  • 6. 
    What does structure mean?
    • A. 

      How something lives

    • B. 

      What something looks like

    • C. 

      Its job

  • 7. 
    Unicellular means that the organism is made up of many cells.
    • A. 

      True

    • B. 

      False

  • 8. 
    Bacteria are unicellular.
    • A. 

      True

    • B. 

      False

  • 9. 
    Multicellular means made up of many cells.
    • A. 

      True

    • B. 

      False

  • 10. 
    Plants are unicellular.
    • A. 

      True

    • B. 

      False

  • 11. 
    Surface Area is inside the shape.
    • A. 

      True

    • B. 

      False

  • 12. 
    The Space and liquid inside a can of pop is called its...
    • A. 

      Density

    • B. 

      Volume

    • C. 

      Surface Area

  • 13. 
    What hole-like features that cells have allow things to travel In/Out?
    • A. 

      Pores

    • B. 

      Pockets

    • C. 

      Pipes

  • 14. 
    A Cell is the basic unit of life?
    • A. 

      True

    • B. 

      False

    • C. 

      Both

  • 15. 
    Directions: Click all True statements about organelles:
    • A. 

      They are outside the cell

    • B. 

      They are inside the cell

    • C. 

      They help the cell function

    • D. 

      They are like "little organs"

    • E. 

      Only a few cells have them

    • F. 

      They are not important

  • 16. 
    An example of an organelle would be:
    • A. 

      Brain

    • B. 

      Heart

    • C. 

      Cell Wall

  • 17. 
    The word semi-permeable means to let everything into the cell
    • A. 

      True

    • B. 

      False

  • 18. 
    Endocytosis is
    • A. 

      Materials not moving at all

    • B. 

      Materials moving into the cell

    • C. 

      Materials exiting the cell

  • 19. 
    Exocytosis is
    • A. 

      Materials not moving at all

    • B. 

      Materials moving into the cell

    • C. 

      Materials exiting the cell

  • 20. 
    What is the difference between diffusion and osmosis? (Click 2 boxes)
    • A. 

      There is no difference, they are the same

    • B. 

      Diffusion is moving materials over a membrane

    • C. 

      Diffusion makes things shake

    • D. 

      Osmosis is moving materials over a membrane

    • E. 

      Osmosis is water moving over a membrane

    • F. 

      Osmosis is when water evaporates

  • 21. 
    Unicellular Specialization is when...
    • A. 

      1 cell performs all the functions of the organism

    • B. 

      1 cell does nothing

    • C. 

      Many cells work together

  • 22. 
    Multicellular Specialization is
    • A. 

      When 1 cell controls everything

    • B. 

      When many cells attack each other

    • C. 

      Many cells work together at the same job

  • 23. 
    The job of the Mitochondria is to:
    • A. 

      Power the cell

    • B. 

      Control the cell

    • C. 

      Clean the cell

  • 24. 
    The job of the Lysosome is to:
    • A. 

      Power the cell

    • B. 

      Control the cell

    • C. 

      Clean the cell

  • 25. 
    The job of the Nucleus is to:
    • A. 

      Power the cell

    • B. 

      Control the cell

    • C. 

      Clean the cell