Fats And Fatty Acid Metabolism Set 1

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Biochemistry (Fats And Fatty Acid Metabolism Set 1)

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1. An oil which contains cyclic fatty acids and once used in the treatment of leprosy is

A) Chaulmoogric oil

B) Lanoline

C) Elaidic oil

D) Rapeseed oil

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2. The number of ml of N/10 KOH required to neutralize the fatty acids in the distillate from 5 gm of fat is called

A) Reichert-Meissel number

B) Non volatile fatty acid number

C) Acetyl number

D) Polenske number

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3. Cephalin consists of

A) Glycerol, fatty acids, phosphoric acid and inositol

B) Glycerol, fatty acids, phosphoric acid and ethanolamine

C) Glycerol, fatty acids, phosphoric acid and serine

D) Glycerol, fatty acids, phosphoric acid and choline

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4. An example of a saturated fatty acid is

A) Palmitic acid

B) Erucic acid

C) Linoleic acid

D) Oleic acid

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5. In neutral fats, the unsaponificable matter includes

A) Triacylglycerol

B) Phospholipids

C) Hydrocarbons

D) Cholsesterol

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6. Unsaturated fatty acid found in the cod liver oil and containing 5 double bonds is

A) Timnodonic acid

B) Cervonic acid

C) Clupanodonic acid

D) Elaidic acid

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7. Unpleasant odours and taste in a fat (rancidity) can be delayed or prevented by the addition of

A) Tocopherol

B) Lead

C) Copper

D) Ergosterol

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8. The importance of phospholipids as constituent of cell membrane is because they possess

A) Glycerol

B) Fatty acids

C) Both polar and nonpolar groups

D) Phosphoric acid

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9. In humans, a dietary essential fatty acid is

A) Linoleic acid

B) Oleic acid

C) Palmitic acid

D) Stearic acid

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10. Glycosphingolipids are a combination of

A) Glycerol with galactose

B) Ceramide with one or more sugar residues

C) Sphingosine with galactose

D) Sphingosine with phosphoric acid

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11. Gangliosides are complex glycosphingolipids found in

A) Brain

B) Muscle

C) Liver

D) Kidney

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12. Kerasin consists of

A) Nervonic acid

B) Lignoceric acid

C) Clupanodonic acid

D) Cervonic acid

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13. An example of a hydroxy fatty acid is

A) Butyric acid

B) Oleic acid

C) Ricinoleic acid

D) Crotonic acid

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14. Gangliosides derived from glucosylceramide contain in addition one or more
molecules of

A) Sialic acid

B) Hyaluronic acid

C) Glycerol

D) Diacylglycerol

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15. A lipid containing alcoholic amine residue is

A) Ganglioside

B) Glucocerebroside

C) Sphingomyelin

D) Phosphatidic acid

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16. In mammals, the major fat in adipose tissues is

A) Phospholipid

B) Triacylglycerol

C) Cholesterol

D) Sphingolipids

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17. A fatty acid which is not synthesized in the body and has to be supplied in the diet is

A) Palmitic acid

B) Lauric acid

C) Palmitoleic acid

D) Linolenic acid

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18. The number of double bonds in arachidonic acid is

A) 4

B) 6

C) 1

D) 2

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19. Higher alcohol present in waxes is

A) Benzyl

B) Ethyl

C) Methyl

D) Cetyl

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20. Deterioration of food (rancidity) is due to presence of

A) Phenolic compounds

B) Peroxidation of lipids

C) Cholesterol

D) Vitamin E

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21. Phospholipid acting as surfactant is

A) Phosphatidyl serine

B) Lecithin

C) Phosphatidyl inositol

D) Cephalin

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22. ’Drying oil’, oxidized spontaneously by atmospheric oxygen at ordinary
temperature and forms a hard water proof material is

A) Rape seed oil

B) Coconut oil

C) Linseed oil

D) Peanut oil

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23. Essential fatty acid:

A) Linoleic acid

B) All these

C) Linolenic acid

D) Arachidonic acid

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24. If the fatty acid is esterified with an alcohol of high molecular weight instead of glycerol, the resulting compound is

A) Plasmalogen

B) Cephalin

C) Wax

D) Lipositol

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25. The fatty acid present in cerebrosides is

A) Behenic acid

B) Caprylic acid

C) Lignoceric acid

D) Valeric acid

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Fats And Fatty Acid Metabolism Set 1

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