Description : Which of these is produced by a mould? (1) Chloroform (2) Glycerine (3) Penicillin (4) Quinine
Last Answer : Penicillin
Description : Which of the following is not an antibiotic? (A) Penicillin (B) Streptomycin (C) Tetracycline (D) Quinine
Last Answer : (D) Quinine
Description : Synthetic glycerine is produced from (A) Toluene (B) Phenol (C) Propylene (D) Naphthalene
Last Answer : (C) Propylene
Description : Which one of the following is now being commercially produced by biotechnological procedures? (a) Nicotine (b) Morphine (c) Quinine (d) Insulin
Last Answer : (d) Insulin
Description : 1. The anti-malarial drug Quinine is made from a plant. Which is that plant? 2. Who is entitled to initiate a Bill for Constitutional Amendments? 3. What is a strong argument for the particle ... rainfall? 20. Which was the most important kingdom after the Maury in the-Deccan and Central India?
Last Answer : Answer : 1. Cinchona 2. Either House of Parliament 3. They are cast shadow 4. The same day at 7.30 a.m. 5. Vamsathapakasini 6. Maastricht Treaty 7. Because it is acidic 8. ... 15. Cholas 16. Thermal power plants 17. Respiration 18. Constituent Assembly 19. Orographic rainfall 20. Satavahanas
Description : Penicillin is produced at (a) Bengaluru (b) Alwaye (c) Poona (d) Pimpri
Last Answer : Ans: (d)
Description : Two major drawbacks to the use of ______ is allergies and beta- lactamases produced by resistant bacteria. a. Tetracycline b. Penicillin c. Cephalosporin d. Bacitracin
Last Answer : b. Penicillin
Description : The most likely explanation of differing sensitivities of different bacteria to various penicillins is: A. Differing susceptibilities of the various penicillins to β-lactamases produced by different ... into different bacteria D. Differing rates of cell wall synthesis by different bacteria
Last Answer : B. Differing affinities of penicillin binding proteins present in different bacteria towards various penicillins
Description : The following antibiotic accentuates the nuromuscular blockade produced by pancuronium: A. Streptomycin B. Erythromycin C. Penicillin G D. Chloramphenicol
Last Answer : A. Streptomycin
Description : Two identical weights are dropped simultaneously, one on water and the other in glycerine. Which of the following statement is correct? a.The weight will settle slowly in water but quickly in glycerine ... level will rise d.The weight will settle quickly in water but slowly in glycerine e.107 dynes
Last Answer : d. The weight will settle quickly in water but slowly in glycerine
Description : What willl happen if density of ball bearing is less than density of glycerine oil?
Last Answer : What is the answer ?
Description : Which one of the following is used as preservative for foodstuff? (1) Sodium Benzoate (2) Picric acid (3) Glycerine (4) Sodium Chloride
Last Answer : (1) Sodium Benzoate Explanation: Sodium benzoate is a preservative. It is bacteriostatic and fungistatic under acidic conditions. It is most widely used in acidic foods such as salad dressings (vinegar), ... (vinegar), and condiments. It is also used as a preservative in medicines and cosmetics.
Description : White phosphorus is generally kept under – (1) Alcohol (2) Water (3) Glycerine (4) Kerosene oil
Last Answer : (2) Water Explanation: White phosphorous is kept under water because it reacts with oxygen but not water. Besides, it is insoluble in water. It presents a significant fire hazard due to its extreme reactivity with atmospheric oxygen.
Description : Soap is prepared by boiling caustic soda with – (1) Alcohol (2) Kerosene oil (3) Glycerine (4) Fats
Last Answer : (4) Fats Explanation: The most basic kind of soap is made from cuastic soda and animal fat. The two are heated together, and then cooled. The process is called "saponification". In technical ... hydrolysis of triglyeerides which are esters of fatty acids, to form the sodium salt, of a carboxylate.
Description : Speed of sound is the greatest in : (1) Water (2) Air (3) Glass (4) Glycerine
Last Answer : (3) Glass Explanation: Sound travels faster in liquids and non-porous solids than it does in air. It travels about 4.3 times as fast in water (1,484 m/s), and nearly 15 times as fast in iron (5,120 m/s), than in air at 20 degrees Celsius.
Description : In some engines glycerine is used in place of water for cooling of engine. Why ?
Last Answer : Glycerine has boiling point of 90°C which increases its heat carrying capacity. Thus weight of coolant gets reduced and smaller radiator can be used.
Description : Which compound of sodium is used to separate soap from glycerine?
Last Answer : Sodium chloride
Description : The process of Extraction of soap from glycerine is?
Last Answer : Salting out
Description : Alkyd resin e.g., glyptal resin formed by Phthalic anhydride and glycerine is not used (A) For surface coating of automobiles & air crafts (B) For fibre making (C) As plasticiser for PVC & nitrocellulose (D) For film forming materials
Last Answer : (B) For fibre making
Description : Petroleum coke is used mainly in the (A) Discoloration of yellow glycerine (B) Sugar refining (C) Manufacture of carbon electrode (D) Blast furnace for reduction of iron ore
Last Answer : (C) Manufacture of carbon electrode
Description : Removal of activated carbon from glycerine is done by (A) Plate and frame filter (B) Rotary vacuum filter (C) Batch basket centrifuge (D) None of these
Last Answer : (A) Plate and frame filter
Description : Which of the following adsorbent is used to decolourise yellow glycerine? (A) Silica gel (B) Alumina (C) Fuller's earth (D) Activated carbon
Last Answer : (D) Activated carbon
Description : Explain the effect of increasing the temperature of a liquid, on intermolecular forces operating between its particles. What will happen to the viscosity of a liquid if its temperature is increased? Arrange the following in increasing order of viscosity-water, hexane, glycerine.
Last Answer : Ans. On increasing the temperature , the kinetic energy of liquid molecules increases so that it can overcome the attractive forces between the molecules and hence liquid can flow more easily i.e. viscosity decreases. Order of increasing viscosity : hexane < water < glycerine.
Description : Which of the following processes is not an example of adsorption applied to gaseous separations? (A) Recovery of valuable solvent vapors from dilute mixture with air and ... Removal of objectionable odour and impurities from industrial gases (D) Decolouration of yellow glycerine
Last Answer : (D) Decolouration of yellow glycerine
Description : Trinitro-toluene (TNT) is (A) Used in glycerine manufacture (B) An explosive (C) Used in dye manufacture (D) None of these
Last Answer : (B) An explosive
Description : Glycerine can be obtained from (A) Fat (B) Naphthalene (C) Cumene (D) Sucrose
Last Answer : (A) Fat
Description : Glycerine is not used in the (A) Manufacture of explosive (B) Conditioning and humidification of tobacco (C) Manufacture of pharmaceuticals (D) None of these
Last Answer : (D) None of these
Description : Aryl benzene sulphonate (ABS) is a (A) Detergent (B) Plasticiser for unsaturated polyester (C) Starting material for the synthesis of glycerine (D) Coating ingredient for photographic film
Last Answer : (A) Detergent
Description : Oil is a/an (A) Mixture of glycerides (B) Mixture of glycerides of fatty acids (C) Solid at normal temperature (D) Ester of alcohols other than glycerine
Last Answer : (B) Mixture of glycerides of fatty acids
Description : Wax is a (A) Mixture of glycerides (B) Mixture of esters of polyhydric alcohols excepting glycerine (C) Liquid at room temperature (D) Mixture of glycerides of fatty acids
Last Answer : (B) Mixture of esters of polyhydric alcohols excepting glycerine
Description : Transparent soaps (e.g. Pears) are (A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency (B) ... (C) Metallic soaps with frothing agent from which glycerine has not been recovered (D) None of these
Last Answer : (A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency
Description : Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and (A) Sulphuric acid (B) Phosphoric acid (C) Hydrochloric acid (D) Hydrofluoric acid
Last Answer : (A) Sulphuric acid
Description : Gun powder, which is an explosive comprises of charcoal, sulphur and (A) Glycerine (B) Salt petre (C) Nitro glycerine (D) Dynamite
Last Answer : (B) Salt petre
Description : Glycerine is a by-product of the __________ industry. (A) Soap (B) Detergent (C) Oil hydrogenation (D) Paint
Last Answer : (A) Soap
Description : Percentage of glycerine present in the spent lye obtained during soap manufacture is about (A) 0.5 (B) 5 (C) 20 (D) 35
Last Answer : (B) 5
Description : Glycerine is recovered from lye by (A) Evaporation followed by vacuum distillation (B) Liquid extraction technique (C) Extractive distillation technique (D) None of these
Last Answer : (A) Evaporation followed by vacuum distillation
Description : Salt is added in the kettle during soap manufacture to separate (A) Soap from lye (B) Glycerine from lye (C) The metallic soap (D) The unsaponified fat from soap
Last Answer : (A) Soap from lye
Description : Yellow glycerine is made into white, using (A) Activated carbon (B) Diatomaceous earth (C) Bauxite (D) Bentonite
Last Answer : (A) Activated carbon
Description : Which of the following is an explosive? (A) Nitro-glycerine (B) Trinitrotoluene (TNT) (C) Cellulose nitrate (D) All (A), (B), and (C)
Last Answer : (D) All (A), (B), and (C)
Description : Glycerine is used as a coolant in cooling of some engines instead of water, because (A) Its higher boiling point (290°C) increases its heat carrying capacity (B) Comparatively less weight of coolant is required (C) Smaller radiator can be used (D) All a, b & c
Last Answer : (D) All a, b & c
Description : In an experiment to prepare the temporary mount of leaf peel, staining of leaf peel is done before putting a drop of glycerine. Explain why?
Last Answer : Answer. Staining is meant to highlight the structures. Once glycerin is poured, it forms a protective layer the keeps it moistened. This is why first the peel is stained then glycerin is put over.
Description : A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: a. Administer glycerine trinitrate and monitor patient in upright ... required until confirmed as MI by ECG d. Patient has myocardial infarction as confirmed by ECG
Last Answer : a. Administer glycerine trinitrate and monitor patient in upright position.
Description : A patient in your dental chair shows chest pain, weak pulse and dysponea, what is your initial management, A. Give a nitro-glycerine tablet and keep the patient up seated B. Put the patient in supine position C. Do nothing and wait until the symptoms go
Last Answer : A. Give a nitro-glycerine tablet and keep the patient up seated
Description : Your patient has fainted, the signs are, blanched face, weak pulse, moist skin, shallow respiration; your first management is: A. 1 ml adrenaline subcutaneously B. Mouth to mouth respiration C. Nitro glycerine sub lingually D. Recumbent position; supine
Last Answer : D. Recumbent position; supine
Description : A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: A. Administer glycerine trinitrate and monitor patient in upright ... required until confirmed as MI by ECG D. Patient has myocardial infarction as confirmed by ECG
Last Answer : A. Administer glycerine trinitrate and monitor patient in upright position
Description : Give reason why glycerine is added in throat paint.
Last Answer : Glycerine is added in throat paint because: It has mild sweet taste and viscous in nature, it adhere to inflamed mucous membrane, this increases the contact time of drug with inflamed mucous membrane giving maximum therapeutic benefit.
Description : Glycerine and what other substance are made by heatin animal fats or vegetable oils with sodium hydroxide?
Last Answer : ANSWER: SOAP
Description : White phosphorus is generally kept under (1) Alcohol (2) Water (3) Glycerine (4) Kerosene oil
Last Answer : Water
Description : Which one of the following is used as preservative for foodstuff ? (1) Sodium Benzoate (2) Picric acid (3) Glycerine (4) Sodium Chloride
Last Answer : Sodium Benzoate
Description : Soap is prepared by boiling caustic soda with (1) Alcohol (2) Kerosene oil (3) Glycerine (4) Fats
Last Answer : Fats