Top 80+ Solved Physicochemical properties in relation to biological action MCQ Questions Answer
Q. Enantiomer has a higher affinity to receptor are called
a. Eudismic
b. Diastomer
c. Eutomer
d. None of these
Q. Which type of hydrogen bonding present when hydrogen bonding occurs between molecules?
a. Intramolecular
b. Intermolecular
c. A & B both
d. None of them
Q. Which compound is capable of forming a ring structure with metal atoms?
a. Ligands
b. Chelates
c. Surfactants
d. All of the above
Q. For dissolution of solute in solvent which condition is necessary?1. Solute-solvent interaction should be less than solute-solute and solvent-solvent interaction2. Solute-solvent interaction should equal solute-solute and solvent-solvent interaction3. Solute-solvent interaction should exceed solute-solute and solvent-solvent interaction
a. 1 & 2
b. 2 & 3
c. 1 & 3
d. 1, 2 & 3
Q. Addition of polar group in a drug increases its interaction with
a. Water
b. Lipid
c. Both
d. None
Q. Methyl Prednisolone is water insoluble but its which salt is water soluble?
a. Sodium
b. Hydrochloride
c. Salicylate
d. Palmitate
Q. Phenobarbitone is water insoluble but its which salt is water soluble?
a. Sodium
b. Hydrochloride
c. Salicylate
d. Palmitate
Q. Which ester of Chloramphenicol is prepared to mask its bitter taste?
a. Sodium
b. Hydrochloride
c. Salicylate
d. Palmitate
Q. Generally drugs are absorbed in which form?
a. In ionized form
b. In unionized form
c. In both of abone form
d. In none of above form
Q. Most weakly acidic drugs (pKa < 2) are absorbed from
a. Stomach
b. Intestine
c. Stomach and Intestine
d. They Can’t be absorbed
Q. Most weakly basic drugs (pKa > 8) are absorbed from
a. Stomach
b. Intestine
c. Stomach and Intestine
d. They Can’t be absorbed