Lipids & fats quiz 2


#1

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

Elaidic acid

Cervonic acid

Timnodonic acid

Clupanodonic acid

QUES 2. Phospholipid acting as surfactant is

Phosphatidyl inositol

Phosphatidyl serine

Cephalin

Lecithin

QUES 3. Deterioration of food (rancidity) is due to presence of

Cholesterol

Vitamin E

Peroxidation of lipids

Phenolic compounds

QUES 4. Molecular formula of cholesterol is

C27H45OH

C17H48OH

C29H47OH

C21H47OH

QUES 5. The cholesterol molecule is

Benzene derivative

Quinoline derivative

Steroid

Straight chain acid

QUES 6. Salkowski test is performed to detect

Glycerol

Cholesterol

Fatty acid

Vitamin D

QUES 7. Dietary fats after absorption appear in the circulation as

HDL

VLDL

LDL

Chylomicrons

QUES 8. Free fatty acids are transported in the blood

Combined with fatty acid binding protein

Combined with β -lipoprotein

Combined with albumin

In unbound free salts

QUES 9. Long chain fatty acids are first activated to acetyl-CoA in

Cytosol

Microsomes

Nucleus

Mitochondria

QUES 10. Dietary fibre denotes

Undigested proteins

Plant cell components that cannot be digested by own enzymes

All plant cell wall components

All non digestible water insoluble polysaccharide