• 1. 
    The cytoplasmic connections from cell to cell are known as

  • middle lamella
  • plasmodesmata
  • cell membrane system
  • endoplasmic reticulum
  • 2. 
    Fimbriae – D. filamentous protein structure

  • 1-D, 2-A, 3-B, 4-C
  • 1-D, 2-C, 3-B, 4-A
  • 1-B, 2-D, 3-A, 4-C
  • 1-D, 2-A, 3-C, 4-B
  • 3. 
    Which one of the following also acts as a catalyst in a bacterial cell?

  • 23 sr RNA
  • 5 sr RNA
  • sn RNA
  • hn RNA
  • 4. 
    Centrosome is found in-

  • Cytoplasm
  • Nucleus
  • Chromosomes
  • Nucleolus
  • 5. 
    Plasma membrane is

  • impermeable
  • semi-permeable
  • completely permeable
  • differentially permeable
  • 6. 
    Middle lamella is made up of ___________.

  • calcium sulphide
  • calcium pectate
  • calcium carbonate
  • calcium chloride
  • 7. 
    Match the columns.
    1. Cytoskeleton – A. hair-like outgrowth
    2. Flagella – B. proximal region of centriole
    3. Hub – C. bristle-like structures
    4. Fimbriae – D. filamentous protein structure

  • 1-D, 2-A, 3-B, 4-C
  • 1-D, 2-C, 3-B, 4-A
  • 1-B, 2-D, 3-A, 4-C
  • 1-D, 2-A, 3-C, 4-B
  • 8. 
    Which of the following does not have cell wall?

  • Mycoplasma
  • Bacteria
  • PPLO
  • Blue green algae
  • 9. 
    Centrosome is found in-

  • Cytoplasm
  • Nucleus
  • Chromosomes
  • Nucleolus
  • 10. 
    The longest cell in human body is

  • red blood cells
  • white blood cells
  • columnar epithelial cells
  • nerve cells
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