Cell Organelles and Functions Quiz
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Questions and Answers

What is a distinguishing feature of eukaryotic cells compared to prokaryotic cells?

  • Presence of membrane-bound organelles (correct)
  • Presence of a nucleus
  • Absence of genetic material
  • Absence of a cell membrane

    • Which organelles are visible only with an electron microscope?

  • Golgi apparatus
  • Endoplasmic reticulum
  • Mitochondria
  • Lysosomes (correct)

    • What is the function of endoplasmic reticulum in a cell?

  • Cytoplasmic framework providing a surface for biochemical activities (correct)
  • Regulation of cell shape and movement
  • Energy production through photosynthesis
  • Storage and release of cellular waste

    • Which organelle is responsible for carrying out crucial functions in cells?

    <p>Plastids</p> Signup and view all the answers

    How do large and complex cells maintain different chemical activities separate from each other?

    <p>Through membrane-bound organelles</p> Signup and view all the answers

    In terms of size, how do eukaryotic cells generally compare to prokaryotic cells?

    <p>Eukaryotic cells are generally larger than prokaryotic cells</p> Signup and view all the answers

    What is a major difference in size between prokaryotic and eukaryotic cells?

    <p>Prokaryotic cells are generally smaller, while eukaryotic cells are generally larger.</p> Signup and view all the answers

    How is the nuclear region in a eukaryotic cell different from that in a prokaryotic cell?

    <p>The nuclear region in eukaryotic cells is well defined and surrounded by a nuclear membrane.</p> Signup and view all the answers

    Which type of cells typically have a single chromosome?

    <p>Prokaryotic cells</p> Signup and view all the answers

    What is a key difference between prokaryotic and eukaryotic cells in terms of organelles?

    <p>Prokaryotic cells lack most of the cytoplasmic organelles present in eukaryotic cells.</p> Signup and view all the answers

    Which statement best describes the organelles in prokaryotic cells?

    <p>Prokaryotic cells have no organelles.</p> Signup and view all the answers

    What is the function of the cytoplasm in a cell?

    <p>To contain the fluid content inside the plasma membrane.</p> Signup and view all the answers

    What vital function do endoplasmic reticulum (ER) serve in eukaryotic cells?

    <p>They help in the manufacture of fat molecules important for cell function.</p> Signup and view all the answers

    Which statement accurately describes the role of membranes in cells?

    <p>Eukaryotic cells have nuclear membrane and membrane-enclosed organelles.</p> Signup and view all the answers

    How does rough endoplasmic reticulum (RER) differ from smooth endoplasmic reticulum (SER) in terms of appearance?

    <p>RER looks rough under a microscope due to ribosomes, while SER looks smooth.</p> Signup and view all the answers

    Which type of cells associate chlorophyll with membranous vesicles?

    <p>Prokaryotic cells</p> Signup and view all the answers

    What distinguishes eukaryotic cells from prokaryotic cells based on their chromosome organization?

    <p>Prokaryotic cells have nucleoids instead of a defined nucleus.</p> Signup and view all the answers

    Why do viruses lack characteristics of life until they enter a living body?

    <p>Viruses need to use cell machinery from living bodies to show characteristics of life</p> Signup and view all the answers

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