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MCQs

Total Questions : 54 | Page 2 of 6 pages
Question 11. Hyaluronic acid can be degraded by chitinase.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 12. Alginic acid is obtained from ___________
  1.    brown algae
  2.    amoeba
  3.    goldfish
  4.    phytoplankton
 Discuss Question
Answer: Option A. -> brown algae
Answer: (a).brown algae
Question 13. PVC is usually added to hyaluronic acid in order to control its mechanical properties.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 14. _______ and ________ are monomers of Alginate.
  1.    Sucrose and glucose
  2.    Maltose and galactose
  3.    Mannuronic acid and guluronic acid
  4.    Galactose and glucose
 Discuss Question
Answer: Option C. -> Mannuronic acid and guluronic acid
Answer: (c).Mannuronic acid and guluronic acid
Question 15. ____________ is one of the most common methods of modifying hyaluronic acid.
  1.    Esterification
  2.    Enzymatic modification
  3.    Hydrolysis
  4.    Trans-esterification
 Discuss Question
Answer: Option A. -> Esterification
Answer: (a).Esterification
Question 16. The major drawback of using fibrin is its shrinkage.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 17. Silk is a natural biomaterial produced by ____________
  1.    spiders
  2.    cockroaches
  3.    ants
  4.    earthworms
 Discuss Question
Answer: Option A. -> spiders
Answer: (a).spiders
Question 18. _____________ was synthesized by the reaction of silk with lactose using cyanuric chloride as the coupling spacer.
  1.    Galactosylated silk fibroin
  2.    Sulfonated silk fibroin
  3.    Elastin
  4.    Fibrin
 Discuss Question
Answer: Option A. -> Galactosylated silk fibroin
Answer: (a).Galactosylated silk fibroin
Question 19. Peptides are composed of amino acids.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 20. ___________ is one of the components in natural ECM.
  1.    Chitosan
  2.    Cellulose
  3.    Elastin
  4.    Fibrin
 Discuss Question
Answer: Option C. -> Elastin
Answer: (c).Elastin

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