Fats And Fatty Acid Metabolism Set 1

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Biochemistry (Fats And Fatty Acid Metabolism Set 1)

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1. In humans, a dietary essential fatty acid is

A) Oleic acid

B) Linoleic acid

C) Stearic acid

D) Palmitic acid

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2. Gangliosides are complex glycosphingolipids found in

A) Liver

B) Brain

C) Kidney

D) Muscle

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3. 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) Polenske number

B) Non volatile fatty acid number

C) Reichert-Meissel number

D) Acetyl number

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

A) Diacylglycerol

B) Sialic acid

C) Glycerol

D) Hyaluronic acid

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5. The number of double bonds in arachidonic acid is

A) 4

B) 2

C) 6

D) 1

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

A) Rapeseed oil

B) Chaulmoogric oil

C) Elaidic oil

D) Lanoline

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7. Phospholipid acting as surfactant is

A) Lecithin

B) Phosphatidyl inositol

C) Cephalin

D) Phosphatidyl serine

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8. Glycosphingolipids are a combination of

A) Glycerol with galactose

B) Ceramide with one or more sugar residues

C) Sphingosine with phosphoric acid

D) Sphingosine with galactose

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9. In neutral fats, the unsaponificable matter includes

A) Hydrocarbons

B) Cholsesterol

C) Phospholipids

D) Triacylglycerol

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

A) Palmitic acid

B) Palmitoleic acid

C) Lauric acid

D) Linolenic acid

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11. An example of a saturated fatty acid is

A) Palmitic acid

B) Oleic acid

C) Linoleic acid

D) Erucic acid

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12. A lipid containing alcoholic amine residue is

A) Glucocerebroside

B) Phosphatidic acid

C) Sphingomyelin

D) Ganglioside

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13. An example of a hydroxy fatty acid is

A) Butyric acid

B) Ricinoleic acid

C) Oleic acid

D) Crotonic acid

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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) Plasmalogen

B) Lipositol

C) Wax

D) Cephalin

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15. The fatty acid present in cerebrosides is

A) Behenic acid

B) Lignoceric acid

C) Valeric acid

D) Caprylic acid

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

A) Peroxidation of lipids

B) Phenolic compounds

C) Cholesterol

D) Vitamin E

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17. Higher alcohol present in waxes is

A) Methyl

B) Ethyl

C) Cetyl

D) Benzyl

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18. 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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19. Essential fatty acid:

A) Arachidonic acid

B) Linolenic acid

C) Linoleic acid

D) All these

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20. 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 choline

D) Glycerol, fatty acids, phosphoric acid and serine

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21. Kerasin consists of

A) Clupanodonic acid

B) Nervonic acid

C) Lignoceric acid

D) Cervonic acid

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

A) Copper

B) Lead

C) Ergosterol

D) Tocopherol

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

A) Timnodonic acid

B) Clupanodonic acid

C) Cervonic acid

D) Elaidic acid

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24. ’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) Peanut oil

D) Rape seed oil

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

A) Cholesterol

B) Sphingolipids

C) Phospholipid

D) Triacylglycerol

Your score is

The average score is 44%

Fats And Fatty Acid Metabolism Set 1

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