Fats And Fatty Acid Metabolism Set 1

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Biochemistry (Fats And Fatty Acid Metabolism Set 1)

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1. Phospholipid acting as surfactant is

A) Phosphatidyl serine

B) Lecithin

C) Phosphatidyl inositol

D) Cephalin

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

A) Rapeseed oil

B) Chaulmoogric oil

C) Lanoline

D) Elaidic oil

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3. An example of a saturated fatty acid is

A) Linoleic acid

B) Palmitic acid

C) Oleic acid

D) Erucic acid

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4. Glycosphingolipids are a combination of

A) Ceramide with one or more sugar residues

B) Sphingosine with galactose

C) Glycerol with galactose

D) Sphingosine with phosphoric acid

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5. Kerasin consists of

A) Cervonic acid

B) Nervonic acid

C) Lignoceric acid

D) Clupanodonic acid

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6. In humans, a dietary essential fatty acid is

A) Palmitic acid

B) Oleic acid

C) Linoleic acid

D) Stearic acid

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7. Higher alcohol present in waxes is

A) Methyl

B) Benzyl

C) Cetyl

D) Ethyl

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8. The fatty acid present in cerebrosides is

A) Valeric acid

B) Lignoceric acid

C) Caprylic acid

D) Behenic acid

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

A) Sialic acid

B) Hyaluronic acid

C) Diacylglycerol

D) Glycerol

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10. The number of double bonds in arachidonic acid is

A) 6

B) 4

C) 1

D) 2

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11. 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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12. In mammals, the major fat in adipose tissues is

A) Cholesterol

B) Sphingolipids

C) Phospholipid

D) Triacylglycerol

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

A) Lead

B) Copper

C) Tocopherol

D) Ergosterol

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15. A lipid containing alcoholic amine residue is

A) Sphingomyelin

B) Ganglioside

C) Phosphatidic acid

D) Glucocerebroside

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16. 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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17. Cephalin consists of

A) Glycerol, fatty acids, phosphoric acid and choline

B) Glycerol, fatty acids, phosphoric acid and serine

C) Glycerol, fatty acids, phosphoric acid and ethanolamine

D) Glycerol, fatty acids, phosphoric acid and inositol

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

A) Both polar and nonpolar groups

B) Phosphoric acid

C) Fatty acids

D) Glycerol

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

A) Peanut oil

B) Linseed oil

C) Coconut oil

D) Rape seed oil

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20. Essential fatty acid:

A) Arachidonic acid

B) Linolenic acid

C) All these

D) Linoleic acid

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

A) Elaidic acid

B) Timnodonic acid

C) Clupanodonic acid

D) Cervonic acid

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22. An example of a hydroxy fatty acid is

A) Butyric acid

B) Crotonic acid

C) Oleic acid

D) Ricinoleic acid

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23. Gangliosides are complex glycosphingolipids found in

A) Muscle

B) Liver

C) Kidney

D) Brain

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24. 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) Acetyl number

D) Reichert-Meissel number

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25. In neutral fats, the unsaponificable matter includes

A) Cholsesterol

B) Hydrocarbons

C) Triacylglycerol

D) Phospholipids

Your score is

The average score is 44%

Fats And Fatty Acid Metabolism Set 1

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