Sail E0 Webinar

MCQs

Total Questions : 60 | Page 4 of 6 pages
Question 31. Catalyst discovered from biological sources are referred to as ___________
  1.    vitamins
  2.    carbohydrates
  3.    enzymes
  4.    nucleic acids
 Discuss Question
Answer: Option C. -> enzymes
Answer: (c).enzymes
Question 32. All proteins are not enzymes.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 33. Enzymes are the polymers of ___________
  1.    fatty acids
  2.    amino acids
  3.    hexose carbon
  4.    organic phosphate
 Discuss Question
Answer: Option B. -> amino acids
Answer: (b).amino acids
Question 34. Absolute specificity, group specificity and optical specificity are observed by chemical catalyst.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 35. _________ are very efficient catalyst as compared to conventional catalyst.
  1.    Enzymes
  2.    Proteins
  3.    Carbohydrates
  4.    Water
 Discuss Question
Answer: Option A. -> Enzymes
Answer: (a).Enzymes
Question 36. Loss of activity which may be restored by the removal of inhibitor is referred to as ___________
  1.    reversible inhibition
  2.    irreversible inhibition
  3.    competitive inhibition
  4.    mixed inhibition
 Discuss Question
Answer: Option A. -> reversible inhibition
Answer: (a).reversible inhibition
Question 37. Inhibition of lactase by galactose is an example of which kind of inhibition?
  1.    Uncompetitive inhibition
  2.    Mixed inhibition
  3.    Competitive inhibition
  4.    Substrate inhibition
 Discuss Question
Answer: Option C. -> Competitive inhibition
Answer: (c).Competitive inhibition
Question 38. The rate equation for _______________ inhibition is given by \(V=\frac{V_{max} [S]}{K_m (1+\frac{[P]}{K_p})+[S]}\).
  1.    substrate
  2.    non-competitive
  3.    product
  4.    competitive
 Discuss Question
Answer: Option C. -> product
Answer: (c).product
Question 39. In the following diagram, what does enzyme Z represent?In The Following Diagram, What Does Enzyme Z Represent?
  1.    Hydrolases
  2.    Ligases
  3.    Aldolases
  4.    Glucose isomerase
 Discuss Question
Answer: Option B. -> Ligases
Answer: (b).Ligases
Question 40. The following rate equation is given by ___________ inhibition.
\(V=\frac{\left (\frac{V_{max}}{1+\frac{[I]}{K_i’}}\right ) [S]}{\left (\frac{K_m}{1+\frac{[I]}{K_i’}}\right )+[S]}\)
  1.    mixed
  2.    competitive
  3.    uncompetitive
  4.    non-competitive
 Discuss Question
Answer: Option C. -> uncompetitive
Answer: (c).uncompetitive

Latest Videos

Latest Test Papers