Aiims 1-66 questions code

{ id: 1, text: "Which of the following respective Phase-I and Phase-II reactions are the most common drug biotransformation reactions?", options: ["(A) Oxidation and Glucuronidation", "(B) Reduction and Acetylation", "(C) Hydrolysis and Glucuronidation", "(D) Oxidation and Glutathione conjugation"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 2, text: "Which one of the following drugs has positive inotropic and negative chronotropic action?", options: ["(A) Dopamine", "(B) Epinephrine", "(C) Digoxin", "(D) Isoprenaline"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 3, text: "Which one of the following therapeutic classes has been proved clinically as a first-line therapy for heart failure and has shown decreased hospitalization, improved symptoms, and delayed disease progression?", options: ["(A) Cardiac glycosides", "(B) ACE Inhibitors", "(C) Renin Antagonists", "(D) Nitrites"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 4, text: "Which one of the following glucose transporters is the new drug target for the management of Type-2 diabetes mellitus?", options: ["(A) Sodium glucose linked transporter-2 (SGLT2)", "(B) Glucose transporter-1 (GLUT-1)", "(C) Sodium glucose linked transporter-1 (SGLT-1)", "(D) Glucose transporter-2 (GLUT-2)"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 5, text: "Which one of the following modes of HIV transmission carries the highest relative risk of infection with a single exposure?", options: ["(A) Transfusion of blood and blood products", "(B) Perinatal - from mother to child", "(C) Sexual contacts with infected partners", "(D) Syringe sharing with drug addicts"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 6, text: "Which of the following are the critical neurotransmitters playing a major role in depression?", options: ["(A) Acetylcholine, Norepinephrine and Dopamine", "(B) Dopamine, Norepinephrine and Serotonin", "(C) Serotonin, Dopamine and Gamma-Aminobutyric acid", "(D) Acetylcholine, Serotonin and Gamma-Aminobutyric acid"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 7, text: "A 55-year-old man is under DOTS treatment for pulmonary tuberculosis for the last four months. Now, he has developed symptoms of peripheral neuritis. Which one of the following is the right addition to his therapy to manage peripheral neuritis?", options: ["(A) Cyanocobalamin", "(B) Alpha-Lipoic acid", "(C) Pyridoxine", "(D) Prednisolone"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 8, text: "What is the primary mechanism of action of local anesthetics?", options: ["(A) Activation of ligand-gated potassium channels", "(B) Blockade of voltage-gated sodium channels", "(C) Stimulation of voltage-gated N-type calcium channels", "(D) Blockade of GABA-gated chloride channels"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 9, text: "Which one of the following anti-arrhythmic drugs acts by inhibiting potassium, sodium, and calcium channels?", options: ["(A) Quinidine", "(B) Lignocaine", "(C) Amiodarone", "(D) Flecainide"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 10, text: "A 48-year-old woman is having symptoms of weight gain, cold intolerance, constipation, bradycardia, puffy face, lethargy, and dry skin. These symptoms are suggestive of which of the following?", options: ["(A) Overuse of corticosteroid", "(B) Hypothyroidism", "(C) Estrogen deficiency", "(D) Overuse of thyroxine sodium"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 11, text: "Which one of the following receptors is NOT a ligand-gated ion channel receptor?", options: ["(A) Nicotinic Receptor", "(B) 5HT3 Receptor", "(C) GABAA Receptor", "(D) H2 Receptor"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 12, text: "Which one of the following classes of drugs causes side effects like dryness of mouth, tachycardia, urinary retention, constipation, blurring of vision, precipitation of glaucoma, drowsiness, and impairment of cognition?", options: ["(A) Anti-adrenergic", "(B) Anti-cholinergic", "(C) Anti-serotonergic", "(D) Anti-dopaminergic"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 13, text: "Which of the following cytokines are the most important regulators in inflammation and are the targets for anti-inflammatory agents used in rheumatoid arthritis?", options: ["(A) Tumor necrosis factor-alpha and Interleukin-1", "(B) Acetylcholinesterase and Eicosanoids", "(C) Leukotrienes and Isoprostanes", "(D) Adhesion factor and Monoamine oxidase"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 14, text: "Which one of the following is a FALSE statement for competitive antagonists?", options: ["(A) They have an affinity for the agonist binding site on the receptor", "(B) They have no intrinsic activity", "(C) They cause a parallel rightward shift of the control dose-response curve", "(D) Maximum response of the agonist cannot be achieved in their presence by increasing the concentration of the agonist"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 15, text: "Atypical antipsychotics differ from typical antipsychotics in various ways that define them as atypical. Which one of the following is NOT a defining property of atypical antipsychotics?", options: ["(A) Sustained hyperprolactinemia", "(B) Improved efficacy in treating the negative symptoms", "(C) Lower risk for extrapyramidal side effects (EPSs)", "(D) Greater serotonin receptor blockade than dopamine blockade"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 16, text: "Which one of the following drugs produces significant relaxation of both venules and arterioles?", options: ["(A) Hydralazine", "(B) Minoxidil", "(C) Diazoxide", "(D) Sodium nitroprusside"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 17, text: "Antiviral action of purine analogues is primarily related to the following: [P]: Inhibition of RNA synthesis [Q]: Inhibition of DNA polymerase [R]: Immunomodulation [S]: Inhibition of viral penetration Choose the correct option:", options: ["(A) R is correct and Q is incorrect", "(B) Q is correct and S is incorrect", "(C) P is correct and R is incorrect", "(D) S is correct and P is incorrect"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 18, text: "Which one of the following is a tyrosine kinase inhibitor indicated for a variety of malignancies?", options: ["(A) Imatinib", "(B) Paclitaxel", "(C) Ezetimibe", "(D) Mitomycin"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 19, text: "Which one of the following is the most likely positive sign of pregnancy when detected in urine?", options: ["(A) Estrogens", "(B) Progesterone", "(C) Human Chorionic Gonadotropin (HCG)", "(D) Corticotropic Hormone"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 20, text: "Following are some opioid analgesics: [P]: Morphine [Q]: Pethidine [R]: Pentazocine [S]: Fentanyl Choose the correct order of respiratory depressant propensity of these agents.", options: ["(A) P > Q > R > S", "(B) Q > P > R > S", "(C) R > P > Q > S", "(D) S > P > Q > R"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 21, text: "Which one of the following alkaloids is derived from Lysine?", options: ["(A) Emetine", "(B) Chelidonine", "(C) Lobeline", "(D) Stachydrine"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 22, text: "Histologically, the barks of Cinnamomum cassia and Cinnamomum zeylanicum differ in one of the following features. Identify that.", options: ["(A) Sclereids", "(B) Phloem Fibers", "(C) Pericyclic Fibres", "(D) Cortex"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 23, text: "The following characteristic properties are given in context of saponins: [P]: Saponins give precipitate by shaking with water. [Q]: Saponins are diterpenes and give foam on shaking with water. [R]: Saponins are triterpenoidal compounds and cause haemolysis of erythrocytes. [S]: They are steroidal or triterpenoidal compounds with a tendency to reduce surface tension of water. Choose the correct option:", options: ["(A) P is true; Q is true; R is true; S is true", "(B) P is false; Q is true; R is false; S is true", "(C) P is false; Q is true; R is true; S is true", "(D) P is false; Q is false; R is true; S is true"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 24, text: "Read the given statements about the constituents of Shellac: [P]: Shellolic acid, a major component of alicyclic fraction, is responsible for colour. [Q]: Shellolic acid, a major component of aromatic fraction, is responsible for colour. [R]: Shellolic acid is a major component of aliphatic fraction and laccaic acid is a component of aromatic fraction. [S]: Aliphatic components are shellolic acid which is alicyclic and aleuratic acid which is acyclic, while laccaic acid is an aromatic colouring principle. Choose the correct option:", options: ["(A) P is true; Q is true; R is true; S is true", "(B) P is false; Q is false; R is false; S is true", "(C) P is false; Q is false; R is true; S is true", "(D) P is true; Q is false; R is false; S is true"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 25, text: "The major component of Cymbopogon citratus is citral which is utilized commercially for the following: [P]: Synthesis of Vitamin A directly from citral [Q]: Synthesis of Vitamin A by first converting to β-ionone [R]: Synthesis of Vitamin A by first converting to β-ionone followed by conversion to α-ionone which is very important intermediate for carotenoid synthesis [S]: Synthesis of Vitamin A by first conversion of citral to β-ionone followed by conversion to α-ionone which is an important intermediate for carotenoid synthesis Choose the correct option:", options: ["(A) P is true; Q is true; R is true; S is true", "(B) P is false; Q is true; R is false; S is true", "(C) P is false; Q is false; R is true; S is true", "(D) P is false; Q is false; R is false; S is false"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 26, text: "Which one of the following constituents is reported to have anti-hepatotoxic activity?", options: ["(A) Podophyllotoxin", "(B) Andrographoloid", "(C) Linalool", "(D) Safranal"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 27, text: "All of the following applicable to Lignans are correct statements except for one. Identify the INCORRECT statement.", options: ["(A) Lignans are formed by the dimerization of the phenylpropane moiety", "(B) Podophyllotoxin can be termed phytochemically as a lignan", "(C) Lignans can be formed by cyclization of phenylpropane nucleus", "(D) Lignans are secondary metabolites formed from the Shikimic acid pathway"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 28, text: "Rhizomes of Zingiber officinale contain some sesquiterpene hydrocarbons. Some hydrocarbons are given below: [P]: β-Bisabolene [Q]: Gingerone A [R]: Gingerol [S]: Zingiberene Identify the correct pair of constituents present in the rhizomes.", options: ["(A) P and S", "(B) P and Q", "(C) Q and S", "(D) Q and R"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 29, text: "Listed below are the chemical tests used to identify some groups of phytoconstituents. Identify the test for the detection of purine alkaloids.", options: ["(A) Keller-Killani Test", "(B) Murexide Test", "(C) Shinoda Test", "(D) Vitali-Morin Test"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 30, text: "Atropine biosynthesis involves a pair of precursors. Identify the correct pair.", options: ["(A) Ornithine and Phenylalanine", "(B) Tyrosine and Tryptophan", "(C) Tryptophan and Dopamine", "(D) Tyrosine and Dopamine"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 31, text: "Study the following statements: [P]: Lutein and zeaxanthin are flavonoids [Q]: Lutein and zeaxanthin are xanthophylls [R]: Lutein and zeaxanthin are required to control age-related macular degeneration [S]: Lutein is a flavonoid while zeaxanthin is its glycoside Choose the correct answer:", options: ["(A) P is correct while Q, R and S are incorrect", "(B) Q and R are correct while P and S are incorrect", "(C) Statement P is the only correct statement", "(D) Statement S is the only correct statement"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 32, text: "Listed below are some phytoconstituents: [P]: Galactomannan [Q]: Glucomannan [R]: Barbaloin [S]: Phyllanthin Identify the constituent(s) present in Aloe vera.", options: ["(A) Only P", "(B) Q and R", "(C) Only S", "(D) P and S"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 33, text: "Choose the correct answer for the binomial nomenclature of fruits of star-anise.", options: ["(A) Pimpinella anisum", "(B) Illicium verum", "(C) Illicium anisatum", "(D) Illicium religiosum"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 34, text: "Peruvoside is naturally obtained from one of the following plants. Identify the correct name.", options: ["(A) Dioscorea", "(B) Ginseng", "(C) Liquorice", "(D) Thevetia"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 35, text: "One of the following is NOT required for the initiation and maintenance of plant tissue culture. Identify that.", options: ["(A) Sucrose", "(B) Kinetin", "(C) Auxin", "(D) Abscisic acid"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 36, text: "For the equation PV = nRT to hold true for a gas, all of the following conditions are necessary EXCEPT one. Identify that.", options: ["(A) The molecules of gas must be of negligible volume", "(B) Collisions between molecules must be perfectly elastic", "(C) The velocities of all molecules must be equal", "(D) The gas must not be decomposing"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 37, text: "Atracurium besylate, a neuromuscular blocking agent, is metabolized through one of the following reactions. Identify that.", options: ["(A) Hofmann elimination", "(B) Hofmann rearrangement", "(C) Michael addition", "(D) Claisen condensation"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 38, text: "Identify the metabolite of prontosil responsible for its antibacterial activity.", options: ["(A) Sulphacetamide", "(B) Sulphanilamide", "(C) p-Aminobenzoic acid", "(D) Probenecid"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 39, text: "The central bicyclic ring in penicillin is named as one of the following. Find the correct name.", options: ["(A) 1-Thia-4-azabicyclo\[3.2.1]heptane", "(B) 4-Thia-1-azabicyclo\[3.2.0]heptane", "(C) 4-Thia-1-azabicyclo\[3.2]heptane", "(D) 1-Thia-4-azabicyclo\[1.2.3]heptane"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 40, text: "Quantification of a minute quantity of a drug from a complex matrix, without prior separation, can be done using one of the following techniques. Identify that.", options: ["(A) Coulometry", "(B) Potentiometry", "(C) Fluorescence spectroscopy", "(D) Radioimmunoassay"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 41, text: "Read the following statements carefully about Volhard's method: [P] In Volhard's titration, silver ions are titrated with thiocyanates in acidic solution. [Q] Ferric ions act as indicator in Volhard's method, yielding reddish-brown ferric thiocyanate. [R] Volhard's method is used to determine halides. [S] Volhard's method is a direct titration. Choose the correct set of answers.", options: ["(A) P, Q and R are true and S is false", "(B) Q, R and S are true and P is false", "(C) R, S and P are true and Q is false", "(D) P, Q, R and S all are true"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 42, text: "Read the following statements about SN1 reactions: [P] They proceed with complete inversion (Walden inversion). [Q] They proceed with racemization plus some net inversion. [R] They are characterized by rearrangements. [S] They are characterized by the reactivity sequence CH₃ > 1° > 2° > 3°. Choose the correct combination.", options: ["(A) P and Q are true while R and S are false", "(B) P and R are true while S and Q are false", "(C) Q and R are true while P and S are false", "(D) R and S are true while P and Q are false"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 43, text: "The following are some drug derivatives used to increase/decrease the water solubility of the parent drugs: [P] Rolitetracycline [Q] Erythromycin lactobionate [R] Chloramphenicol succinate [S] Erythromycin stearate. Choose the correct combination of statements.", options: ["(A) Q and R are used to increase water solubility while P and S are used to decrease it", "(B) P, Q and R are used to increase water solubility while S is used to decrease it", "(C) Q, S and R are used to increase water solubility while P is used to decrease it", "(D) Q and S are used to increase water solubility while P and R are used to decrease it"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 44, text: "One of the following ring systems can be used as the bioisosteric replacement for benzene ring in drug design:", options: ["(A) Thiophene", "(B) Cyclohexa-1,3-diene", "(C) Pyrrolidine", "(D) Imidazoline"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 45, text: "Some of the following statements describe the properties of Dropping Mercury Electrode (DME) correctly: [P] Constant renewal of electrode surface eliminates poisoning effects. [Q] Mercury makes many metal ions easily reducible. [R] Mercury has large hydrogen overvoltage. [S] The electrode can get oxidised with ease. Identify the correct combination.", options: ["(A) All statements P, Q, R and S are correct", "(B) Statements P, Q and R only are correct", "(C) Statements P, R and S only are correct", "(D) Statements P, Q and S only are correct"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 46, text: "Penicillin ring system is derived from two of the following amino acids: [P] Alanine and methionine [Q] Cysteine and valine [R] Glycine and cysteine [S] Methionine and leucine", options: ["Choose the correct pair.", "(A) P", "(B) Q", "(C) R"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 47, text: "Some statements are given for clavulanic acid, sulbactam and tazobactam: [P] All three lack the 6-acylamino side chain. [Q] All are potent inhibitors of the enzyme β-lactamase. [R] All are prodrugs of penicillin [S] All have weak antibacterial activity. Choose the correct combination of statements.", options: ["(A) P, Q and R are true while S is false", "(B) Q, R and S are true while P is false", "(C) P, R and S are true while Q is false", "(D) P, Q and S are true while R is false"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 48, text: "Which detector is used in gas chromatography for halogen-containing compounds specifically?", options: ["(A) Katharometer", "(B) Electron capture detector", "(C) Flame ionization detector", "(D) Thermal conductivity detector"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 49, text: "Precessional frequency of a nucleus depends on the following: [P] Quantum of externally applied magnetic field [Q] Quantum of electron density present around the nucleus [R] Frequency of applied electromagnetic radiations [S] Electronegativity of the element", options: ["Choose the correct combination.", "(A) P and Q are true", "(B) P and R are true", "(C) Q and R are true"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 50, text: "Some statements are given about disodium edetate: [P] Disodium edetate is a bidentate ligand. [Q] Disodium edetate is a complexing agent but not a chelating agent. [R] Disodium edetate can be used for the assay of lithium carbonate. [S] Disodium edetate can be used for the assay of zinc sulphate.", options: ["Choose the correct answer.", "(A) Q, R and S are true", "(B) Q and S are true", "(C) S only is true"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 51, text: "Which one of the following amino acids is the most effective contributor to protein buffer?", options: ["(A) Alanine", "(B) Glycine", "(C) Histidine", "(D) Arginine"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 52, text: "Study the following statements on alkylating agents as antineoplastics: [P] They get converted to aziridinium ions and bind to 7th position nitrogen atom of guanine of DNA base pairs. [Q] Nitrogen mustards and sulphur mustards belong to this class of drugs. [R] They inhibit dihydrofolate reductase enzyme thereby inhibiting DNA synthesis. [S] They chelate electropositive atoms present in the DNA thereby inhibiting DNA uncoiling. Choose the correct combination of statements.", options: ["(A) P and Q are correct", "(B) R and S are correct", "(C) P and S are correct", "(D) Q and R are correct"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 53, text: "Following are some statements about Captopril: [P] It is a prototype molecule in the design of ACE inhibitors. [Q] It contains a sulphonyl group in its structure. [R] It has a proline moiety in its structure. [S] It has an ester linkage. Choose the correct combination of statements.", options: ["(A) P and Q are true while R and S are false", "(B) Q and R are true while P and S are false", "(C) P and R are true while Q and S are false", "(D) R and S are true while P and Q are false"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 54, text: "Cetirizine as an antihistaminic agent has a low sedative potential due to one of the following reasons. Identify that.", options: ["(A) It has a chiral center", "(B) It has high log P value", "(C) It has high polarity", "(D) It has low molecular weight"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 55, text: "Titanium dioxide is used in sunscreen products as a topical protective. The topical protective effect of titanium dioxide arises due to one of the following properties. Identify that.", options: ["(A) It has a high bulk density", "(B) It has a high UV absorptivity", "(C) It has a low water solubility", "(D) It has a high refractive index"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 56, text: "Parachor and molar refraction can be categorized under one of the following properties. Identify that.", options: ["(A) Additive properties", "(B) Constitutive properties", "(C) Colligative properties", "(D) Additive and constitutive property"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 57, text: "Rast's camphor method is used for determination of molecular weight of solutes which are soluble in molten camphor. The basic principle of the method is dependent on one of the following properties. Identify that.", options: ["(A) Elevation of freezing point of camphor by the solute", "(B) Lowering of vapour pressure of camphor by the solute", "(C) Lowering of freezing point of camphor by the solute", "(D) Elevation of boiling point of camphor by the solute"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 58, text: "In polarography, when the limiting current is achieved, one of the following processes takes place. Choose that.", options: ["(A) The rate of electron transfer just matches the rate of mass transfer", "(B) The rate of electron transfer is slower than the rate of mass transfer", "(C) The rate of electron transfer becomes independent of the rate of mass transfer", "(D) The rate of electron transfer far exceeds the rate of mass transfer"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 59, text: "Starch-iodide paste/paper is used as an external indicator in one of the following titrations. Identify that.", options: ["(A) Iodometric titration of copper sulphate using sodium thiosulphate as titrant", "(B) Iodimetric titration of ascorbic acid using iodine solution as titrant", "(C) Diazotisation titration of sulphadiazine using sodium nitrite as titrant", "(D) Potassium dichromate titration using sodium thiosulphate as titrant"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 60, text: "For a dye to be used as a metal indicator in complexometric titrations, some of the dye properties are listed below: [P] The dye should have distinct colour than the dye-metal complex. [Q] The dye-metal complex should have a higher stability than the metal-chelate (titrant) complex. [R] The dye should be capable of complexing with the metal ions. Choose the correct combination of statements.", options: ["(A) P and Q are correct while R is not", "(B) Q and R are correct while P is not", "(C) P and R are correct while Q is not", "(D) P, Q and R are all correct"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 61, text: "In amperometry, rotating platinum electrode (RPE) is used as indicating electrode. It has certain advantages as well as disadvantages. Read the following statements about the use of RPE in amperometry [P] It causes large diffusion current due to rotation resulting in greater mass transfer. [Q] It causes greatly reduced residual current due to lack of condenser effect. [R] It has a low hydrogen overpotential. Choose the correct combination of statements.", options: ["(A) P, Q and R are all advantages of using RPE in amperometry", "(B) P and R are advantages of RPE while Q is a disadvantage", "(C) Q and R are advantages of RPE while P is a disadvantage", "(D) P and Q are advantages of RPE while R is a disadvantage"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 62, text: "There are some statements related to the protein binding of drugs as given below: [P] Protein binding decreases the free drug concentration in the system. [Q] Protein binding to plasma albumin is an irreversible process. [R] Drugs with a low lipophilicity have a high degree of protein binding. [S] Protein binding of one drug can be affected by the presence of another drug. Choose the correct combination of statements.", options: ["(A) P and Q are true while R and S are false", "(B) Q and R are true while P and S are false", "(C) R and S are true while P and Q are false", "(D) P and S are true while Q and R are false"], correct: 3, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 63, text: "Based on the Henderson–Hasselbalch equation, at what pH value would a weak acid be 99.9% ionized?", options: ["(A) At pH equivalent to pKa + 3", "(B) At pH equivalent to pKa - 3", "(C) At pH equivalent to pKa - 1", "(D) At pH equivalent to pKa + 1"], correct: 0, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 64, text: "Which one of the following is NOT used in the preparation of baby powders?", options: ["(A) Stearic acid", "(B) Boric acid", "(C) Kaolin", "(D) Calcium carbonate"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 65, text: "According to Kozeny–Carman equation, a 10% change in porosity can produce:", options: ["(A) Two-fold change in viscosity", "(B) Five-fold change in viscosity", "(C) Three-fold change in viscosity", "(D) None of the above"], correct: 2, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }, { id: 66, text: "Containers used for aerosols should withstand a pressure of:", options: ["(A) 130–150 Psig at 130 °F", "(B) 140–170 Psig at 120 °F", "(C) 140–170 Psig at 130 °F", "(D) 130–150 Psig at 120 °F"], correct: 1, userAnswer: null, timeSpent: 0, explanation: "No Explanation" }