Description : Esters of fatty acids with higher alcohols other than glycerol are said to be (A) Waxes (B) Fats (C) Both (A) and (B) (D) None of these
Last Answer : Answer : A
Description : Which of the following statements is not true about triacylglycerols? (a) When solids and semisolids at room temperature, they are called fats. (b) When liquids at room temperature, they are ... low melting points are composed of saturated fatty acids, causing them to be liquids at room temperature
Last Answer : Triacylglycerols with low melting points are composed of saturated fatty acids, causing them to be liquids at room temperature
Description : Esters of fatty acids with higher alcohol other than glycerol are called as (A) Oils (B) Polyesters (C) Waxes (D) Terpenoids
Last Answer : Answer : C
Description : Fats as compared to oils have (A) More unsaturated glycerides of fatty acids (B) Less unsaturated glycerides of fatty acids (C) Much higher reactivity to oxygen (D) Lower melting point
Last Answer : (B) Less unsaturated glycerides of fatty acids
Description : Bile, an emulsifier liquid, is made by the liver and later stored within the gallbladder and released in the duodenum. Bile is composed of bile salts, cholesterol and bile pigments. ... enzymes that break fats into simpler fatty acids and glycerol. Digestion System - Image Diversity: gallbladder
Last Answer : What is the adnexal organ of the digestive system in which bile is stored?
Description : Saponification value/number of an oil or fat is a measure of its (A) Fatty acid content (B) Degree of unsaturation of the fatty acids present in it (C) Average molecular weight (D) Insoluble fatty acid content
Last Answer : (C) Average molecular weight
Description : What role does enzyme pepsin play? (1) It converts fats into acids (2) If converts fats into glycerol (3) It converts proteins into peptones (4) It converts starch into sugar
Last Answer : (3) It converts proteins into peptones Explanation: Pepsin is an endopeptidase that breaks down proteins into peptone and polypeptides. If is produced in the stomach and is one of the main digestive enzymes.
Description : Chemically, fats are esters of long carbon-chain acids and which of the following: w) ethanol x) glycerol y) ethylene glycol z) sodium hydroxide
Last Answer : ANSWER: X -- GLYCEROL
Description : Oils and fats are (a) Glyceryl esters of higher fatty acids (b) Acetyl esters of higher fatty acids (c) Ethyl esters of fatty acids (d) Methyl esters of fatty acids
Last Answer : Ans:(a)
Description : Assertion :- Bile helps in emulsification of fats. Reason `:-` During emulsification fat is brokendown into fatty acid and glycerol.
Last Answer : Assertion :- Bile helps in emulsification of fats. Reason `:-` During emulsification fat is brokendown ... D. If both Assertion & Reason are false.
Description : Glycerol released from adipose tissue by hydrolysis of triglycerides is mainly (A) Taken up by liver (B) Taken up by extrahepatic tissues (C) Reutilised in adipose tissue (D) Excreted from the body FATS AND FATTY ACID METABOLISM 85
Description : The degree of unsaturation of a fat can be determined by means of its (a) Iodine number (b) Octane number (c) Saponification number (d) Melting point
Last Answer : Iodine number
Description : What are soaps? (1) Salts of silicates (2) Ester of heavy fatty acids (3) Sodium or potassium salts of heavier fatty acids (4) Mixture of glycerol and alcohol
Last Answer : (3) Sodium or potassium salts of heavier fatty acids
Description : Soap is (a) a mixture of salts of fatty acids (b) a salt of glycerol (c) a mixture of ethers (d) a mixture of aromatic ethers
Last Answer : a mixture of salts of fatty acids
Description : Which of the following compounds will not be classified as lipids? (a) Fats (b) Waxes (c) Soaps (d) Oils
Last Answer : Waxes
Description : One of the following is NOT a lipid. Is it: w) fats and oils x) starches y) steroids z) waxes
Last Answer : ANSWER: X -- STARCHES
Description : Which of the following best explains why the melting points of saturated fats increase with increasing molecular weight? (a) decreased hydrogen bonding (b) increased hydrogen bonding (c) decreased intermolecular van der Waal’s interactions (d) increased intermolecular van der Waal’s interactions
Last Answer : increased intermolecular van der Waal’s interactions
Description : The enzyme that catalyse the changing of emulsified oils to fatty acids and glycerol is -
Last Answer : The enzyme that catalyse the changing of emulsified oils to fatty acids and glycerol is - A. Pepsin B. Lipase C. Amylase D. Sucrose
Description : Fatty acids and glycerol are first absorbed by
Last Answer : Fatty acids and glycerol are first absorbed by A. Lymph vessels B. Blood C. Blood capillaries D. Hepatic portal Vein
Description : If fatty acids were to be respired they would first be degraded to (A)____ and enter the pathway. Glycerol would enter the pathway after being convert
Last Answer : If fatty acids were to be respired they would first be degraded to (A)____ and enter the ... enter the pathway after being converted to (B)____
Description : Fill in the blanks and complete the following paragraph fatty acids and glycerol being (a)____, cannot be absorbed into the blood. They are first inco
Last Answer : Fill in the blanks and complete the following paragraph fatty acids and glycerol being (a)____, ... release the absorbed substances into the (f)_____
Description : Fatty acids and glycerol are not absorbed into the blood. Why?
Last Answer : Fatty acids and glycerol are not absorbed into the blood. Why?
Description : Which of the following regulates lipolysis in adipocytes? (A) Activation of fatty acid synthesis mediated by CAMP (B) Glycerol phosphorylation to prevent futile esterification of fatty acids (C) ... result of hormone stimulated increases in CAMP levels (D) Activation of CAMP production by Insulin
Description : Very low density lipoproteins are relatively rich in (A) Cholesterol (B) Triacyl glycerol (C) Free fatty acids (D) Phospholipids
Last Answer : Answer : B
Description : When the stired triacylglycerol is lipolysed in the adipose tissue blood levels of _____ increased. (A) FFA only (B) Glycerol only (C) Free fatty acids (FFA) and Glycerol (D) Triacyl glycero
Description : Cerebrosides are composed of (A) Sphingosine, fatty acids, glycerol and phosphoric acid (B) Sphingosine, fatty acids, galactose (C) Glycerol, fatty acids, galactose (D) Glycerol, fatty acids, galactose, sphingol
Description : Phosphatidic acid on hydrolysis yields (A) Glycerol, fatty acids, phosphoric acid, choline (B) Glycerol, fatty acids, phosphoric acid (C) Glycerol, fatty acids, phosphoric acid, Glucose (D) Sphingol, fatty acids, phosphoric acid
Description : Sphingomyelins on hydrolysis yields (A) Glycerol, fatty acids, phosphoric acid and choline (B) Glycerol, sphingosine, choline and fatty acids (C) Sphingosine, phosphoric acid, Glycerol and inositol (D) Sphingosine, fatty acids, phosphoric acid and choline
Last Answer : Answer : D
Description : Sphingomyelins are composed of fatty acids, phosphoric acid and (A) Sphingosine and choline (B) Glycerol and sphingosine (C) Glycerol and Serine (D) Glycerol and Choline
Description : Lecithins are composed of (A) Glycerol + Fatty acids + Phosphoric acid + Choline (B) Glycerol + Fatty acids + Phosphoric acid + Ethanolamine (C) Glycerol + Fatty acids + Phosphoric acid + Serine (D) Glycerol + Fatty acids + Phosphoric acid + Beaine
Description : Phospholipids help the oxidation of (A) Glycerol (B) Fatty acids (C) Glycerophosphates(D) None of these
Description : Salivary lipase converts dietary triglycerides into (A) Diglycerides and fatty acids (B) Monoglycerides and fatty acids (C) Glycerol and fatty acids (D) All of these
Description : Salkowski test is performed to detect (A) Glycerol (B) Cholesterol (C) Fatty acids (D) Vitamin D
Description : The importance of phospholipids as constituent of cell membrane is because they possess (A) Fatty acids (B) Both polar and nonpolar groups (C) Glycerol (D) Phosphoric acid
Description : 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
Description : Carrier ions like Na+ facilitate the absorption of substances like (a) amino acids and glucose (b) glucose and fatty acids (c) fatty acids and glycerol (d) fructose and some amino acids.
Last Answer : (a) amino acids and glucose
Description : Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column II. Column I Column II (a) Glycerol, fatty acids Duodenum, ... , glucose Small intestine, active absorption (d) Fructose, Na+ Small intestine, passive absorption
Last Answer : (c) Glycine, glucose Small intestine, active absorption
Description : What are the building blocks of proteins? a. monosaccharaides b. amino acids c. fatty acids d. glycerol
Last Answer : b. amino acids
Description : In the digestive system, proteins are broken down into: a) simple sugars. b) fatty acids. c) amino acids. d) glycerol.
Last Answer : ANSWER: C -- AMINO ACIDS.
Description : What is the indicator for fats oils and waxes?
Last Answer : Need answer
Description : Neutral fats, oils and waxes may be classified as: a) lipids b) carbohydrates c) proteins d) none of the above
Last Answer : ANSWER: A -- LIPIDS
Description : Saponification number indicates (A) Unsaturation in fat (B) Average M.W of fatty acid (C) Acetyl number (D) Acid number
Description : Which of the following statements best describes the structure of waxes? (a) long-chain unsaturated carboxylic acids (b) long-chain saturated carboxylic acids (c) long-chain esters (d) short-chain esters
Last Answer : long-chain esters
Description : Assertion `:-` Fats are transported into the lacteals in the villi. Reason `:-` Fatty acids are insoluble in water.
Last Answer : Assertion `:-` Fats are transported into the lacteals in the villi. Reason `:-` Fatty acids are ... False. D. If both Assertion & Reason are false.
Description : One functional sub-unit of multi-enzyme complex for de novo synthesis of fatty acids contains (A) One —SH group (B) Two —SH groups (C) Three —SH groups (D) Four —SH groups FATS AND FATTY ACID METABOLISM 87
Description : Propionyl CoA is formed on oxidation of (A) Monounsaturated fatty acids (B) Polyunsaturated fatty acids (C) Fatty acids with odd number of carbon atoms (D) None of these FATS AND FATTY ACID METABOLISM 83
Description : Drying oils contain a fairly large proportion of – (1) fats (2) proteins (3) saturated fatty acids (4) unsaturated fatty acids
Last Answer : (4) unsaturated fatty acids Explanation: They contain a high percentage of "polyunsaturates" (polyunsaturated fatty acids). Most drying oils owe their drying properties to the presence of a large percentage of linolenic acid (which derives its name from "linseed"), which is highly unsaturated.