IPS1 PHARMACOGNOSY: PRACTICE TEST QUESTIONS WITH
ACCURATE SOLUTIONS
1) Drying properties of vegetable oils is based on the ability to absorb _____ from
the air:
A) Oxygen
B) Hydrogen
C) Helium
D) Argon -- Correct Answer ✔✔ A. Oxygen
2) Fixed oils are frequently extracted from their sources by:
A) Expression
B) Steam distillation
C) Filtration
D) None of the choices -- Correct Answer ✔✔ A. Expression
3) Which of these lipids are used to control the consistency of creams and
ointments?
A) Cholesterol
B) Waxes
C) Stearic acid
D) Lecithin -- Correct Answer ✔✔ B. Waxes
,4) The following chemical constants are used to characterize lipids:
A) Acid number
B) Iodine number
C) Saponification value
D) Ester number
E) All of the choices -- Correct Answer ✔✔ E. All of the choices
5) The type of rancidity of the oils is due to the free fatty acids liberated when the
fat is hydrolyzed:
A) Oxidative
B) Hydrolytic
C) Any of them
D) None of them -- Correct Answer ✔✔ B. Hydrolytic
6) A fixed oil obtained from the ripe fruit of a plant sometimes referred to as sweet
oil:
A) Olive oil
B) Peanut oil
C) Soybean oil
D) Castor oil
E) Sesame oil -- Correct Answer ✔✔ A. Olive oil
7) Arachis oil is another name for _____:
A) Olive oil
B) Peanut oil
C) Soybean oil
D) Castor oil
E) Sesame oil -- Correct Answer ✔✔ B. Peanut oil
8) Teel oil or benne oil are another names for _____:
A) Olive oil
B) Peanut oil
C) Soybean oil
D) Castor oil
E) Sesame oil -- Correct Answer ✔✔ E. Sesame oil
,9) A fixed oil termed as "food for the gods":
A) Theobroma oil
B) Sunflower oil
C) Peanut oil
D) Safflower oil
E) Coconut oil -- Correct Answer ✔✔ A. Theobroma oil
10) A substance obtained from the head of the sperm whale, Physeter macrocephalus
L.:
A) Spermaceti
B) Cetyl ester wax
C) Cetyl alcohol
D) Stearyl alcohol
E) Cetyl laurate -- Correct Answer ✔✔ A. Spermaceti
11) It indicates the number of milligrams of potassium hydroxide required to
neutralized the free acids and saponify the esters contained in 1 g of the
substance:
A) Acid value
B) Sapofonication value
C) Iodine value
D) Ester value -- Correct Answer ✔✔ B. Sapofonication value
12) This oil is cathartic in action:
A) Castor oil
B) Olive oil
C) Peanut oil
D) Sesame oil -- Correct Answer ✔✔ A. Castor oil
13) Which of the following statement/s pertaining to lanolin is/are correct:
I. Fatlike substance from the wool of Ovies aries
II. It contains not more than 0.25% of water
III. It is referred to as wool fat
IV. It is used as water-absorbable ointment base
, A) I only
B) I and III
C) II and III
D) I and IV -- Correct Answer ✔✔ D. I and IV
14) These are substances grouped together on the basis of their insolubility in water
and solubility in most organic solvents:
A) Alkaloids
B) Carbohydrates
C) Lipids
D) Proteins -- Correct Answer ✔✔ C. Lipids
15) An acid which is considered as a universal precursor for fatty acids, lipids and
other organic plants products:
A) Gallic acid
B) Malic acid
C) Citric acid
D) Acetic acid -- Correct Answer ✔✔ D. Acetic acid
16) A substance present in soybean that can be found in number of proprietary
products that are useful in controlling derange lipid and cholesterol metabolism:
A) Ergosterol
B) Lecithin
C) Resin
D) Ricin -- Correct Answer ✔✔ B. Lecithin
17) It is the predominant fatty acid constituent of rapeseed oil from Brassica napus
(Brassicaceae):
A) Erucic acid
B) Linoleic acid
C) Linolenic acid
D) Oleic acid -- Correct Answer ✔✔ A. Erucic acid
18) Citrus volatile oils whose aroma is injuriously affected by heat is best obtained by:
ACCURATE SOLUTIONS
1) Drying properties of vegetable oils is based on the ability to absorb _____ from
the air:
A) Oxygen
B) Hydrogen
C) Helium
D) Argon -- Correct Answer ✔✔ A. Oxygen
2) Fixed oils are frequently extracted from their sources by:
A) Expression
B) Steam distillation
C) Filtration
D) None of the choices -- Correct Answer ✔✔ A. Expression
3) Which of these lipids are used to control the consistency of creams and
ointments?
A) Cholesterol
B) Waxes
C) Stearic acid
D) Lecithin -- Correct Answer ✔✔ B. Waxes
,4) The following chemical constants are used to characterize lipids:
A) Acid number
B) Iodine number
C) Saponification value
D) Ester number
E) All of the choices -- Correct Answer ✔✔ E. All of the choices
5) The type of rancidity of the oils is due to the free fatty acids liberated when the
fat is hydrolyzed:
A) Oxidative
B) Hydrolytic
C) Any of them
D) None of them -- Correct Answer ✔✔ B. Hydrolytic
6) A fixed oil obtained from the ripe fruit of a plant sometimes referred to as sweet
oil:
A) Olive oil
B) Peanut oil
C) Soybean oil
D) Castor oil
E) Sesame oil -- Correct Answer ✔✔ A. Olive oil
7) Arachis oil is another name for _____:
A) Olive oil
B) Peanut oil
C) Soybean oil
D) Castor oil
E) Sesame oil -- Correct Answer ✔✔ B. Peanut oil
8) Teel oil or benne oil are another names for _____:
A) Olive oil
B) Peanut oil
C) Soybean oil
D) Castor oil
E) Sesame oil -- Correct Answer ✔✔ E. Sesame oil
,9) A fixed oil termed as "food for the gods":
A) Theobroma oil
B) Sunflower oil
C) Peanut oil
D) Safflower oil
E) Coconut oil -- Correct Answer ✔✔ A. Theobroma oil
10) A substance obtained from the head of the sperm whale, Physeter macrocephalus
L.:
A) Spermaceti
B) Cetyl ester wax
C) Cetyl alcohol
D) Stearyl alcohol
E) Cetyl laurate -- Correct Answer ✔✔ A. Spermaceti
11) It indicates the number of milligrams of potassium hydroxide required to
neutralized the free acids and saponify the esters contained in 1 g of the
substance:
A) Acid value
B) Sapofonication value
C) Iodine value
D) Ester value -- Correct Answer ✔✔ B. Sapofonication value
12) This oil is cathartic in action:
A) Castor oil
B) Olive oil
C) Peanut oil
D) Sesame oil -- Correct Answer ✔✔ A. Castor oil
13) Which of the following statement/s pertaining to lanolin is/are correct:
I. Fatlike substance from the wool of Ovies aries
II. It contains not more than 0.25% of water
III. It is referred to as wool fat
IV. It is used as water-absorbable ointment base
, A) I only
B) I and III
C) II and III
D) I and IV -- Correct Answer ✔✔ D. I and IV
14) These are substances grouped together on the basis of their insolubility in water
and solubility in most organic solvents:
A) Alkaloids
B) Carbohydrates
C) Lipids
D) Proteins -- Correct Answer ✔✔ C. Lipids
15) An acid which is considered as a universal precursor for fatty acids, lipids and
other organic plants products:
A) Gallic acid
B) Malic acid
C) Citric acid
D) Acetic acid -- Correct Answer ✔✔ D. Acetic acid
16) A substance present in soybean that can be found in number of proprietary
products that are useful in controlling derange lipid and cholesterol metabolism:
A) Ergosterol
B) Lecithin
C) Resin
D) Ricin -- Correct Answer ✔✔ B. Lecithin
17) It is the predominant fatty acid constituent of rapeseed oil from Brassica napus
(Brassicaceae):
A) Erucic acid
B) Linoleic acid
C) Linolenic acid
D) Oleic acid -- Correct Answer ✔✔ A. Erucic acid
18) Citrus volatile oils whose aroma is injuriously affected by heat is best obtained by:
