Fats And Fatty Acid Metabolism Set 1

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Biochemistry (Fats And Fatty Acid Metabolism Set 1)

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

A) Elaidic acid

B) Cervonic acid

C) Clupanodonic acid

D) Timnodonic acid

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2. In humans, a dietary essential fatty acid is

A) Linoleic acid

B) Stearic acid

C) Oleic acid

D) Palmitic acid

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3. A lipid containing alcoholic amine residue is

A) Glucocerebroside

B) Ganglioside

C) Sphingomyelin

D) Phosphatidic acid

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4. 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) Polenske number

D) Acetyl number

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

A) Rape seed oil

B) Linseed oil

C) Peanut oil

D) Coconut oil

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

A) Triacylglycerol

B) Cholesterol

C) Phospholipid

D) Sphingolipids

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

A) Sialic acid

B) Glycerol

C) Diacylglycerol

D) Hyaluronic acid

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8. Glycosphingolipids are a combination of

A) Ceramide with one or more sugar residues

B) Sphingosine with phosphoric acid

C) Sphingosine with galactose

D) Glycerol with galactose

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9. An example of a hydroxy fatty acid is

A) Butyric acid

B) Oleic acid

C) Ricinoleic acid

D) Crotonic acid

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10. Cephalin consists of

A) Glycerol, fatty acids, phosphoric acid and ethanolamine

B) Glycerol, fatty acids, phosphoric acid and choline

C) Glycerol, fatty acids, phosphoric acid and inositol

D) Glycerol, fatty acids, phosphoric acid and serine

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11. The fatty acid present in cerebrosides is

A) Behenic acid

B) Lignoceric acid

C) Caprylic acid

D) Valeric acid

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

A) Elaidic oil

B) Chaulmoogric oil

C) Lanoline

D) Rapeseed oil

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

A) Glycerol

B) Fatty acids

C) Phosphoric acid

D) Both polar and nonpolar groups

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

A) Cephalin

B) Wax

C) Lipositol

D) Plasmalogen

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15. Gangliosides are complex glycosphingolipids found in

A) Liver

B) Kidney

C) Brain

D) Muscle

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16. In neutral fats, the unsaponificable matter includes

A) Phospholipids

B) Cholsesterol

C) Hydrocarbons

D) Triacylglycerol

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17. An example of a saturated fatty acid is

A) Erucic acid

B) Oleic acid

C) Linoleic acid

D) Palmitic acid

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

A) Palmitic acid

B) Linolenic acid

C) Palmitoleic acid

D) Lauric acid

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

A) Tocopherol

B) Ergosterol

C) Lead

D) Copper

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20. Essential fatty acid:

A) Linoleic acid

B) Arachidonic acid

C) Linolenic acid

D) All these

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

A) Vitamin E

B) Phenolic compounds

C) Cholesterol

D) Peroxidation of lipids

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22. The number of double bonds in arachidonic acid is

A) 6

B) 4

C) 2

D) 1

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23. Kerasin consists of

A) Nervonic acid

B) Cervonic acid

C) Clupanodonic acid

D) Lignoceric acid

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24. Higher alcohol present in waxes is

A) Cetyl

B) Methyl

C) Ethyl

D) Benzyl

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25. Phospholipid acting as surfactant is

A) Lecithin

B) Phosphatidyl inositol

C) Phosphatidyl serine

D) Cephalin

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Fats And Fatty Acid Metabolism Set 1

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