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 neutral fats, the unsaponificable matter includes

A) Phospholipids

B) Hydrocarbons

C) Cholsesterol

D) Triacylglycerol

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2. Kerasin consists of

A) Nervonic acid

B) Cervonic acid

C) Clupanodonic acid

D) Lignoceric acid

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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) Acetyl number

C) Non volatile fatty acid number

D) Reichert-Meissel number

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4. Cephalin consists of

A) Glycerol, fatty acids, phosphoric acid and choline

B) Glycerol, fatty acids, phosphoric acid and ethanolamine

C) Glycerol, fatty acids, phosphoric acid and inositol

D) Glycerol, fatty acids, phosphoric acid and serine

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

A) Sphingolipids

B) Triacylglycerol

C) Phospholipid

D) Cholesterol

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

A) Clupanodonic acid

B) Elaidic acid

C) Timnodonic acid

D) Cervonic acid

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

A) Plasmalogen

B) Wax

C) Cephalin

D) Lipositol

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8. Gangliosides are complex glycosphingolipids found in

A) Kidney

B) Muscle

C) Liver

D) Brain

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9. 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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10. An example of a saturated fatty acid is

A) Linoleic acid

B) Erucic acid

C) Palmitic acid

D) Oleic acid

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11. A lipid containing alcoholic amine residue is

A) Ganglioside

B) Glucocerebroside

C) Phosphatidic acid

D) Sphingomyelin

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12. Essential fatty acid:

A) Linoleic acid

B) Linolenic acid

C) All these

D) Arachidonic acid

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13. Phospholipid acting as surfactant is

A) Lecithin

B) Phosphatidyl inositol

C) Phosphatidyl serine

D) Cephalin

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14. In humans, a dietary essential fatty acid is

A) Palmitic acid

B) Oleic acid

C) Linoleic acid

D) Stearic acid

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

A) Lanoline

B) Rapeseed oil

C) Chaulmoogric oil

D) Elaidic oil

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16. The fatty acid present in cerebrosides is

A) Caprylic acid

B) Valeric acid

C) Behenic acid

D) Lignoceric acid

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17. An example of a hydroxy fatty acid is

A) Crotonic acid

B) Ricinoleic acid

C) Oleic acid

D) Butyric acid

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18. Higher alcohol present in waxes is

A) Ethyl

B) Benzyl

C) Cetyl

D) Methyl

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

A) Linolenic acid

B) Palmitoleic acid

C) Lauric acid

D) Palmitic acid

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

A) Linseed oil

B) Rape seed oil

C) Peanut oil

D) Coconut oil

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

A) Phosphoric acid

B) Both polar and nonpolar groups

C) Fatty acids

D) Glycerol

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22. Glycosphingolipids are a combination of

A) Glycerol with galactose

B) Sphingosine with phosphoric acid

C) Ceramide with one or more sugar residues

D) Sphingosine with galactose

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23. The number of double bonds in arachidonic acid is

A) 4

B) 2

C) 6

D) 1

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

A) Sialic acid

B) Hyaluronic acid

C) Glycerol

D) Diacylglycerol

Your score is

The average score is 44%

Fats And Fatty Acid Metabolism Set 1

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