Pharmacy Subjects MCQs with Answer Keys - MCQ # 441 to 450 - Part 45

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Note: Answer keys are given at the end of the MCQs.

441.The recommended daily dose of the essential vitamin B12 in adults is;
a- 0.5 mcg
b- 2.4 mcg
c- 100 mcg
d- 500 mcg
e- 1000 mcg

442. Usually the water-soluble vitamins do not stay in our bodies. The body uses the required amount while the rest is eliminated in urine. The only water-soluble vitamin that can be stored in the body for years is;
a- ascorbic acid
b- riboflavin
c- biotin
d- folic acid
e- cobalamin

443. All of the below given statements are correct except one;
a- one gram fat will release 9 calories of energy
b- 'as' is a medical abbreviation for 'left eye'
c- oral sulfonylureas can cause photo-sensitivity
d- cimetidine is a cytochrome P450 inhibitor
e- anti-leprotic drug clofazimine has half-life of 70 days

444. One of the below given statements is not correct. Identify?
a- coronavirus is an example of RNA virus
b- vitamin B12 helps in maturation of RBCs
c- amantadine is an anti-viral agent
d- BCG vaccine is given to protect against TB
e- sodium starch glycolate is used as a binder in tablets formulation

445. Microorganisms are employed in the modern pharmaceutical industries to produce antibiotics, vaccines and other medicinal agents. Which microorganism among the following is utilized for Vitamin B12 commercial production?
a- Pseudomonas denitrificans
b- Streptomyces.avermitilis
c- Streptomyces griseus
d- Bacillus licheniformis
e- Micromonospora purpurea   




446. Among the below given antibiotics, one is made synthetically while the rest are of bacterial origin. Identify the synthetic antibiotic?
a- erythromycin
b- lincomycin
c- vancomycin
d- linezolid
e- polymyxin 

447. Of the following amino acids, identify the one that contains sulfur atom in their molecular structure? 
a- cysteine
b- threonine
c- arginine
d- lysine
e- valine

448. The chemical name of the pharmaceutical excipient primogel is;
a- crosscarmellose sodium
b- polyvinylpyrrolidone
c- sodium lauryl sulphate
d- sodium starch glycolate
e- hydroxy propylmethyl cellulose  

449. The role of primogel in a tablet formulation is;
a- binder
b- glidant
c- disintegrant
d- diluent
e- lubricant

450. Identify the statement among the following that is not correct;
a- homocysteine is a sulphur-containing amino acid
b- high homocysteine levels can be toxic to cardiac tissue
c- vitamin B12 deficiency causes high homocysteine levels
d- NAC is used to correct cysteine deficiency
e- cysteine is an essential amino acid

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Answer Keys

MCQ # - Correct option

441- b
442- e
443- b
444- e
445- a
446- d
447- a
448- d
449- c
450- e