Quiz  /  NEET MCQ on Plasma Membrane

  • 1. 
    This is not the function of plasma membrane

  • Energy transduction
  • Intercellular interactions
  • Responding to external stimuli
  • Assisting in chromosome segregation

  • 2. 
    In the plasma membrane, carbohydrates

  • always faces outwards, towards extracellular space
  • directed to all sides in the membrane randomly
  • always faces to the lumen of cells
  • always faces inward to the nonpolar portion of the membrane

  • 3. 
    In the plasma membrane, Glycolipids are usually situated in

  • cannot be predicted, it varies according to the cell types
  • inner leaflet of the plasma membrane
  • the outer leaflet of the plasma membrane
  • evenly distributed in both outer and inner leaves of plasma membrane

  • 4. 
    The major interaction responsible for stabilizing plasma membrane

  • hydrophobic interactions
  • hydrophilic interactions
  • covalent bonds
  • ionic bonds

  • 5. 
    In the plasma membrane, lipid molecules are arranged in

  • head parallel
  • alternate
  • scattered
  • series

  • 6. 
    Ion carriers are located in

  • Plasma membranes
  • Cell wall
  • Nucleus
  • Cellular space

  • 7. 
    In the plasma membrane, the best method to study the properties of integral membrane proteins is

  • atomic force microscopy
  • freeze-fracture analysis and electron microscopy
  • cryo-sectioning and electron microscopy
  • all of the above

  • 8. 
    In the plant cell, this layer is present nearest to the plasma membrane

  • Tonoplast
  • Middle lamella
  • secondary wall
  • primary wall

  • 9. 
    Beetroot, if kept in cold water, anthocyanin does not come out due to plasma membrane

  • Dead
  • differentially permeable
  • permeable to anthocyanins
  • Impermeable to anthocyanins

  • 10. 
    Plasma membrane is made up of

  • A protein, a lipid and a cellulose layer
  • Bimolecular lipid layer surrounded by protein layers
  • A protein layer between two lipid layers
  • A lipid layer between two protein layers
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