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Bioinorganic Chemistry

Bioinorganic Chemistry: Essential trace elements, metalloenzymes, metal transport, and medical applications of metals in biological systems

14 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Pernicious anaemia is one of the obvious symptoms of _______ deficiency.

  1. cobalt
  2. magnesium
  3. calcium
  4. molybdenum
  5. nickel
Question 2 Multiple Choice (Single Answer)

Which of the following are examples of iron-sulphur proteins?

  1. Rubredoxin
  2. Methane monooxygenase
  3. Rieske proteins
  4. Aconitase
  1. 1 and 2
  2. 1, 2 and 3
  3. 1, 3 and 4
  4. 2 and 3
  5. 2, 3 and 4
Question 3 Multiple Choice (Single Answer)

The element present in budotitane is ______

  1. Co
  2. Mo
  3. Sn
  4. As
  5. Ti
Question 4 Multiple Choice (Single Answer)

Which of the following sets represents micronutrients?

  1. Na, Ca, P, Cl, Fe
  2. Mn, Cu, Zn, Mo, Se
  3. Ca, Fe, Mn, Zn, Mo
  4. P, Cl, Cu, Zn, Mo
  5. Mn, Ca, P, Zn, Fe
Question 5 Multiple Choice (Single Answer)

Which of the following is a selenium containing enzyme?

  1. Dopamine beta-hydroxylase
  2. Tyrosinase
  3. Carbonic anhydrase
  4. Urease
  5. Glutathione peroxidase
Question 6 Multiple Choice (Single Answer)

Which of the following is a copper transport protein?

  1. Ceruloplasmin
  2. Plastocyanin
  3. Hemocyanin
  4. Hemoglobin
  5. Myoglobin
Question 7 Multiple Choice (Single Answer)

Which of the following are biological functions of Mg+2?

  1. Present in chlorophyll and helps in photosynthesis
  2. Activation of enzymes
  3. Information carrier
  4. Osmotic balance
  1. 1 and 2
  2. 1, 2 and 3
  3. 1, 2 and 4
  4. 2 and 4
  5. 2, 3 and 4
Question 8 Multiple Choice (Single Answer)

Which of the following are examples of copper containing enzymes?

  1. Carbonic anhydrases
  2. Urease
  3. Catechol dioxygenase
  4. Galactose oxidase
  1. Only 1
  2. 2 and 3
  3. Only 3
  4. 3 and 4
  5. Only 4
Question 9 Multiple Choice (Single Answer)

Which of the following matches of metalloenzyme and metal cofactors are incorrect?
A. Tyrosinase: Copper
B. Urease: Copper
C. Dopamine β-hydroxylase: Nickel
D. Catechol dioxygenase: Iron

  1. A and B
  2. A and D
  3. B and C
  4. B and D
  5. C and D
Question 10 Multiple Choice (Single Answer)

Which of the following is a tungsten containing metalloenzyme?

  1. Formaldehyde ferredoxin oxidoreductase
  2. Carboxypeptidase A
  3. Carbon monoxide dehydrogenase
  1. Only 1
  2. Only 2
  3. Only 3
  4. 1 and 2
  5. 2 and 3
Question 11 Multiple Choice (Single Answer)

Which among the following is used as an anti copper agent in Hepatolenticular degeneration?

  1. Silver sulfadiazine
  2. Technetium
  3. Barium sulphate
  4. Selenium sulphide
  5. Tetrathiomolybdate
Question 12 Multiple Choice (Single Answer)

Which of the following is used as an anti copper agent in Wilson’s disease?

  1. Silver sulfadiazine
  2. Technetium
  3. Barium sulphate
  4. Tetrathiomolybdate
  5. Selenium sulphide
Question 13 Multiple Choice (Single Answer)

Match entries in column I (elements) and Column II (their medical uses) and select the correct answer
Column I 
        </strong>|<strong>Column II</strong>|

|P. Selenium|1. Anti-dandruff|
|Q. Magnesium|2. Antacid|
|R. Antimony|3. Antileishmaniasis|
|S. Tin|4. Anti-caries|

  1. P - 1, Q - 2, R - 3, S - 4
  2. P - 1, Q - 3, R - 2, S - 4
  3. P - 2, Q - 1, R - 4, S - 3
  4. P - 2, Q - 3, R - 1, S - 4
  5. P - 4, Q - 3, R - 2, S - 1
Question 14 Multiple Choice (Single Answer)

Match entries in column I (elements) and Column II (used in the treatment of) and select the correct answer
Elements 
        </strong>|<strong>Used in the treatment of</strong>|

|P. Li|1. Gastritis|
|Q. Pt|2. Rheumatoid arthritis|
|R. Au|3. Bipolar disorder|
|S. Bi|4. Cancer|

  1. P - 4, Q - 2, R - 1, S - 3
  2. P - 3, Q - 4, R - 2, S - 1
  3. P - 2, Q - 3, R - 4, S - 1
  4. P - 1, Q - 4, R - 2, S - 3
  5. P - 1, Q - 3, R - 2, S - 4
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