Fats And Fatty Acid Metabolism Set 1

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Biochemistry (Fats And Fatty Acid Metabolism Set 1)

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

A) Fatty acids

B) Glycerol

C) Both polar and nonpolar groups

D) Phosphoric acid

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2. In neutral fats, the unsaponificable matter includes

A) Triacylglycerol

B) Phospholipids

C) Cholsesterol

D) Hydrocarbons

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3. Kerasin consists of

A) Nervonic acid

B) Lignoceric acid

C) Clupanodonic acid

D) Cervonic acid

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

A) Lanoline

B) Elaidic oil

C) Chaulmoogric oil

D) Rapeseed oil

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

A) Cervonic acid

B) Elaidic acid

C) Timnodonic acid

D) Clupanodonic acid

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6. Essential fatty acid:

A) Linolenic acid

B) Arachidonic acid

C) Linoleic acid

D) All these

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

A) Peroxidation of lipids

B) Cholesterol

C) Phenolic compounds

D) Vitamin E

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8. Gangliosides are complex glycosphingolipids found in

A) Liver

B) Muscle

C) Kidney

D) Brain

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9. 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) Non volatile fatty acid number

B) Polenske number

C) Reichert-Meissel number

D) Acetyl number

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

A) Linseed oil

B) Coconut oil

C) Rape seed oil

D) Peanut oil

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11. Glycosphingolipids are a combination of

A) Sphingosine with phosphoric acid

B) Glycerol with galactose

C) Ceramide with one or more sugar residues

D) Sphingosine with galactose

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12. The fatty acid present in cerebrosides is

A) Caprylic acid

B) Behenic acid

C) Lignoceric acid

D) Valeric acid

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13. Cephalin consists of

A) Glycerol, fatty acids, phosphoric acid and choline

B) Glycerol, fatty acids, phosphoric acid and inositol

C) Glycerol, fatty acids, phosphoric acid and ethanolamine

D) Glycerol, fatty acids, phosphoric acid and serine

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14. Higher alcohol present in waxes is

A) Ethyl

B) Benzyl

C) Cetyl

D) Methyl

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15. An example of a hydroxy fatty acid is

A) Oleic acid

B) Butyric acid

C) Crotonic acid

D) Ricinoleic acid

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

A) Wax

B) Plasmalogen

C) Lipositol

D) Cephalin

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17. Phospholipid acting as surfactant is

A) Phosphatidyl inositol

B) Phosphatidyl serine

C) Lecithin

D) Cephalin

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

A) Triacylglycerol

B) Cholesterol

C) Sphingolipids

D) Phospholipid

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19. In humans, a dietary essential fatty acid is

A) Oleic acid

B) Stearic acid

C) Palmitic acid

D) Linoleic acid

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

A) Hyaluronic acid

B) Diacylglycerol

C) Sialic acid

D) Glycerol

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21. An example of a saturated fatty acid is

A) Erucic acid

B) Palmitic acid

C) Oleic acid

D) Linoleic acid

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22. The number of double bonds in arachidonic acid is

A) 6

B) 1

C) 4

D) 2

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

A) Linolenic acid

B) Lauric acid

C) Palmitoleic acid

D) Palmitic acid

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

A) Ergosterol

B) Copper

C) Tocopherol

D) Lead

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25. A lipid containing alcoholic amine residue is

A) Sphingomyelin

B) Glucocerebroside

C) Ganglioside

D) Phosphatidic acid

Your score is

The average score is 44%

Fats And Fatty Acid Metabolism Set 1

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