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Quiz 110
Mdcat-past-papers Quiz
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2181. Less reactivity of sucrose is due to its:
High solubility in water
Polar Nature
Unavailability of functional Group
Alpha 1-2 Glycosidic Linkage
2182. Sucrose is used as a transport carbohydrates instead of glucose because:
It is a disaccharide
It is non-reducing sugar
It is soluble in water
It does not change osmotic potential of water
2183. Fatty acids are the organic compounds containing hydrogen, oxygen and one of the following:
–COOH
0
Acyl
Sucrose
2184. Which of the following is an unsaturated fatty acid:
Acetic acid
Butyric acid
Oleic acid
Palmitic acid
2185. Acyl-glycerols like fats and oils are esters formed by condensation reaction between:
Fatty acids + Water
Fatty acids + Glucose
fatty acids + Alcohol
Fatty acids + Phosphates
2186. Waterproof surfaces like cuticle and protective covering of insect's body is:
Phospholipids
Waxes
Terpenoids
Acylglycerols
2187. Waxes are formed by combination of fatty acids with :
Alcohol
Glycerol
Serine
Cysteine
2188. If in lipids there is higher proportion of unsaturated fatty acids then it will be:
Oils
Waxes
Phenols
Fats
2189. Which lipid is totally hydrophobic or insoluble:
Triglycerides
Phospholipids
Waxes
Terpenoids
2190. Sara is a chemistry student who is carrying out an experiment between acetic acid and alcohol in the laboratory. The product formed at the end of the experiment will be:
Glucose and oxygen
Glycogen and water molecule
An ester and water molecule
Glycerol and sulphuric acid
2191. Butyric acid is a ———carbon fatty acid.
6
2
4
8
2192. When glycerol reacts with fatty acid, which type of chemical bond will form ?
Ester Bond
Ether Linkage
Hydrogen bond
Ionic Bond
2193. The hydrophilic end of phospholipid molecule is polar because of the presence of :
Glycerol
Amine group
Fatty Acid
Phosphate group
2194. Triose and glycerol is used in the synthesis of :
Carbohydrate
Protein
Lipid
Fatty acid
2195. This lipid is most common abundant richest source of energy in plant and animal body:
Phospholipid
unsaturated acylglycerol
Terpenoids
Terpenes
2196. The one molecule of fatty acid forming ester bond with one molecule of long chain alcohol
Saturated acylglycerol
unsaturated acylglycerol
Phospholipids
waxes
2197. Which of the following compound is considered as the precursor of many hormones like testosterone, progesterone and estrogens?
Wax
cholesterol
Phospholipids
Acylglycerol
2198. A process by which one glycerol molecule is linked with three fatty acids by the esterification the molecule form is known as:
Acylglycerol
Wax
Cholesterol
Phospholipids
2199. Three hydrophobic fatty acid tails and a glycerol molecule join to form a :
Monoglyceride
Diglyceride
Triglyceride
Phospholipid
2200. Which fatty acid would have the highest melting point?
Oleic acid
Palmitic acid
Lauric acid
Stearic acid
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