Description : Which of the following vegetable oils does not contain essential fatty acids ? (1) Sunflower oil (2) Mustard oil (3) Coconut oil (4)Groundnut oil
Last Answer : Sunflower oil
Description : Pick out the correct statement. (A) A fat is converted into oil by its hydrogenation (B) There is no difference between a fat and an oil so far as its physical properties are ... Vegetable oils are classified as drying, non-drying and semi drying oils depending upon their fatty acids content
Last Answer : (C) All vegetable oils except coconut oil, contains fatty acids having more than sixteen carbon atoms
Description : Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil. (A) Drying (B) Semi-drying (C) Non-drying (D) None of these
Last Answer : (C) Non-drying
Description : The Iodine number of essential fatty acids of vegetable oils: (A) High (B) Very high (C) Very low (D) Low
Last Answer : Answer : D
Description : Oils having more than 50 % polyunsaturated fatty acids include all of the following except (A) Groundnut oil (B) Soyabean oil (C) Sunflower oil (D) Safflower oil
Last Answer : Answer : A
Description : Which one of the following vegetable oils is used in the manufacture of paints? (1) Palm oil (2) Sunflower oil (3) Linseed oil (4) Cottonseed oil
Last Answer : (4) Cottonseed oil Explanation: Linseed oil and castor oils are used mainly as drying agents in paints and varnishes. Linseed oil is generally used in the manufacture of oil paints, drying oil finish ... , as a pigment binder in oil paints, as a plasticizer and in the manufacture of linoleum.
Last Answer : Linseed oil
Description : The basic constituent of vegetable oils is (A) Triglyceride (B) Fatty acids (C) Fatty alcohol (D) Mono esters
Last Answer : (A) Triglyceride
Description : Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its (A) Poor oxidation stability and high gum forming ... at elevated temperature (C) Hydrolysis tendency in presence of water (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : High cholesterol patients are advised to use (a) ghee, butter and oils (b) groundnut oil, margarine and vegetable oils (c) fatty oil and butter (d) cheese, dalda and ghee.
Last Answer : (b) groundnut oil, margarine and vegetable oils
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.
Description : Drying oils contain a fairly large proportion of (1) fats (2) proteins (3) saturated fatty acids (4) unsaturated fatty acids
Last Answer : unsaturated fatty acids
Description : Consider the following statements: 1. Normal diet should contain 75gm of fat. 2. Fatty acids should be a part of human diet. 3. The cells of the human body cannot synthesise any fatty acids. 4. Deficiency diseases develop due to the absence ... correct? (a) 1, 2 (b) 2, 3 (c) 1, 2, 3, 4 (d) 1, 2, 4
Last Answer : Ans:(b)
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 : Safest oil for human consumption ? a Ground nut oil b Soyabean c Mustard oil d Sunflower oil
Last Answer : d Sunflower oil
Description : The oil which causes dropsy is – (1) Groundnut oil (2) Coconut oil (3) Sunflower oil (4) Argemone oil
Last Answer : (4) Argemone oil Explanation: Epidemic dropsy is a form of edema of extremities due to intoxication with Argemon.e Mexicana seed oil. Sanguinarine and dihydrosanguinarine are two ... of argemone oil, which cause widespread capillary dilatation, proliferation and increased capillary permeability.
Description : The oil which causes dropsy is (1) Groundnut oil (2) Coconut oil (3) Sunflower oil (4) Argemone oil
Last Answer : Argemone oil
Description : Molasses is the starting material for the production of (A) Alcohol (B) Essential oil (C) Fatty acids (D) Massecuite
Last Answer : (A) Alcohol
Description : Invisible fat is present in (A) Milk (B) Coconut oil (C) Groundnut oil (D) Hydrogenated oils
Description : The edible oil commonly used in India for preparation of toilet soap is (a) Linseed oil (b) Mustard oil (c) Soyabean oil (d) Coconut oil
Last Answer : Ans: (d)
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 : 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 : 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 : Enzymes are – (1) Proteins (2) Minerals (3) Oils (4) Fatty acids
Last Answer : (1) Proteins Explanation: Enzymes are biological molecules (proteins) that act as catalysts and help complex reactions occur everywhere in life. They are in general globular proteins. They speed up reactions by providing an alternative reaction pathway of lower activation energy.
Description : The process of neutralizing the fatty acids present in the oils or fats by adding sodium
Last Answer : hydroxide is called saponification.
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 : Enzymes are (1) Proteins (2) Minerals (3) Oils (4) Fatty acids
Last Answer : Proteins
Description : What is true of saturated fatty acids They have the maximum number of hydrogen atoms. They are liquids at room temperature. They have longer molecules with a bent shape. They make up most vegetable fa?
Last Answer : What is the answer ?
Description : Which of the following statements is not true about fatty acids? (a) Fatty acids are carboxylic acids with long hydrocarbon side chains. (b) The double bonds in unsaturated fatty acids are always ... contain even numbers of carbons and are unbranched. (d) Fatty acids can be saturated or unsaturated
Last Answer : The double bonds in unsaturated fatty acids are always conjugated
Description : What chemical functionality do unsaturated fatty acid contain that saturated fatty acids do not?
Last Answer : ANSWER: DOUBLE BONDS or CARBON-CARBON DOUBLE BONDS
Description : Should "essential oil" makers not make their oils homeopathic, to really crank up their effectiveness?
Last Answer : At least essential oils have a use as air freshener and mood lifter. Some may be marginally effective as insect repellent. I'm guessing to be a true bullshit homeopathic dilution it has to ... auras. *Only true for unrefined, organic snake oil from snakes that have been fed undomesticated mice.
Description : Describe essential properties of oils used in oil hydraulic circuits
Last Answer : 1. Demulsibility: The ability of a fluid that is insoluble in water to separate from water with which it may be mixed in the form of emulsion. Or it is the oil's ability to release ... of a fluid to get compressed and liquids are less compressible. Compressibility is the reciprocal of bulk modulus.
Description : Maize, Pearl millet, Black mustard and Sunflower are
Last Answer : Ans. Cross pollinated crops
Description : Which of the following crops would be preferred for sowing in order to enrich the soil with nitrogen? (1) Wheat (2) Mustard (3) Sunflower (4) Gram
Last Answer : (4) Gram Explanation: Gram flour, also known as garbanzo bean flour, chickpea flour, or besan, is pulse flour made from ground chickpeas.
Description : The highest protein content is found in the seeds of a] Sunflower b] Soybean c] Groundnut d] Mustard
Last Answer : b] Soybean
Description : Replum is present in the ovary of flower of (a) sunflower (b) pea (c) lemon (d) mustard.
Last Answer : (d) mustard.
Description : Match the placental types (column-I) with their examples (column-II). Column-I Column-II (A) Basal (i) Mustard (B) Axile (ii) China rose (C) Parietal (iii)Dianthus (D) Free central (iv) Sunflower Choose the correct answer from the ... i), (D)-(iii) (d) (A)-(iii), (B)-(iv), (C)-(i), (D)-(ii)
Last Answer : (c) (A)-(iv), (B)-(ii), (C)-(i), (D)-(iii)
Description : The ovary is half inferior in (a) brinjal (b) mustard (c) sunflower (d) plum.
Last Answer : (d) plum.
Description : How many plants among China rose, Ocimum, sunflower, mustard, Alstonia, guava, Calotropis and Nerium (oleander) have opposite phyllotaxy? (a) Three (b) Four (c) Five (d) Two
Last Answer : (a) Three
Description : Which of the following crops would be preferred for sowing in order to enrich the soil with nitrogen? a. Wheat b. Mustard c. Sunflower d. Gram
Last Answer : d. Gram
Description : Which gas is used for converting vegetable oils into saturated fats? (1) H2 (2) O2 (3) Cl2 (4) SO2
Last Answer : (1) H2 Explanation: Hydrogenation - to treat with hydrogen - is a chemical reaction between molecular hydrogen (H2) and another compound or element, usually in the presence of a catalyst. ... oils are derived from polyunsaturated fatty acids (containing more than one carbon-carbon double bonds).
Description : Partial hydrogenation of vegetable oils in the presence of Ni catalyst at 200°C gives (a) Vanaspati ghee (b) Margarine (c) Both of these (d) None of these
Last Answer : Vanaspati ghee
Description : Glycerine and what other substance are made by heatin animal fats or vegetable oils with sodium hydroxide?
Last Answer : ANSWER: SOAP
Description : Which gas is used for converting vegetable oils into saturated fats ? (1) H2 (2) O2 (3) Cl2 (4) SO2
Last Answer : H2
Description : ___is the example of CAM plant (Century plant). (A) Pineapple (B) Coconut (C) Sunflower (D) Watermelon
Last Answer : (A) Pineapple
Description : Is Omega 3 one of the essential fatty acids?
Last Answer : Omega 3 is one of the essential fatty acids. You can find Omega 3 in marine and plant oils.
Description : What are good sources of essential fatty acids?
Last Answer : There are many great foods that are rich in essential fatty acids. These foods include fish, such as salmon, and a variety of nuts.
Description : Which among the following fatty acids is an essential fatty acid for man? (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) None of these
Description : Which of the following is not essential fatty acids? (A) Oleic acid (B) Linoleic acid (C) Arachidonic acid (D) Linolenic acid
Description : The essential fatty acids retard (A) Atherosclerosis (B) Diabetes mellitus (C) Nepritis (D) Oedema