Description : Both folic acid and methyl cobalamin (vitamin B12) are required in (A) Deamination of serine (B) Deamination of threonine (C) Conversion of pyridoxal phosphate to pyridoxamine phosphate (D) Methylation of homocystein to methionine
Last Answer : Answer : D
Description : Vitamin required in conversion of folic acid to folinic acid is (A) Biotin (B) Cobalamin (C) Ascorbic acid (D) Niacin
Last Answer : Answer : C
Description : ‘Burn ing foot syndrome’ has been ascribed to the deficiency of (A) Pantothenic acid (B) Thiamin (C) Cobalamin (D) Pyridoxine
Last Answer : Answer : A
Description : ‘Burning foot syndrome’ has been ascribed to the deficiency of (A) Pantothenic acid (B) Thiamin (C) Cobalamin (D) Pyridoxine
Last Answer : (A) Pantothenic acid
Description : Infant i le convu ls ions due to lesser formation of gamma amino butyric acid from glutamic acid is seen in the deficiency of (A) Glutamate-dehydrogenase (B) Pyridoxine (C) Folic acid (D) Thiamin
Last Answer : Answer : B
Description : Anaemia can occur due to the deficiency of all the following except (A) Thiamin (B) Pyridoxine (C) Folic acid (D) Cyanocobalamin
Description : ‘Xanthurenic acid index’ is a reliable criterion for the deficiency of the vitamin (A) Pyridoxal (B) Thiamin (C) Pantothenic acid (D) Cobalamin
Description : A water soluble vitamin deficient in egg is (A) Thiamin (B) Ribofalvin (C) Ascrobic acid (D) Cobalamin
Description : The three vitamins which are specially required for proper nerve functions are (A) Thiamine, Niacin and Riboflavin (B) Thiamin, Folic acid, Choline (C) Thiamine, Riboflavin, Pantothenic acid (D) Thiamine, Pyridoxin, Vitamin B12
Description : Vitamin required for the conversion of phydroxyphenylpyruvate to homogentisate is (A) Folacin (B) Cobalamin (C) Ascorbic acid (D) Niacin
Description : Oxidation of acetaldehyde with Na2Cr2O7/H+ gives (a) Ethylene glycol (b) Acetic acid (c) Ethanol (d) Acetone
Last Answer : Acetic acid
Description : Ethylene glycol undergoes oxidation with hot acidic KMnO4 to form : (a) Formic acid (b) Formaldehyde (c) Acetic acid (d) Acetaldehyde
Last Answer : Formic acid
Description : The vitamin which would most likely become deficient in an individual who develop a completely carnivorous life style is (A) Thiamin (B) Niacin (C) Vitamin C (D) Cobalamin
Last Answer : (A) Pyridoxal
Description : In fatty acids synthase of both bacteria and mammals, ACP (acyl carrier protein) contain the vitamin: (A) Thiamin (B) Pyridoxine (C) Riboflavin (D) Pantothenic acid
Description : The vitamin having the highest daily requirement among the following is (A) Thiamin (B) Ribovflavin (C) Pyridoxine (D) Ascorbic acid
Description : Magenta tongue is found in the deficiency of the vitamin (A) Riboflavin (B) Thiamin (C) Nicotinic acid (D) Pyridoxine
Description : The vitamin required for Lactobacillus species is a. Riboflavin b. Niacin c. Pyridoxine d. Folic acid
Last Answer : Ans: B
Description : A vitamin which can be synthesized by human beings is (A) Thiamin (B) Niacin (C) Folic acid (D) Cyanocobalamin
Description : A hypochromic microcytic anaemia which increases Fe, store in the bone marrow may be (A) Folic acid responsive (B) Vitamin B12 responsive (C) Pyridoxine responsive (D) Vitamin C responsive
Description : A hypochromic necrocytic anaemia with increase Fe stores in the bone marrow may be (A) Folic acid responsive (B) Vitamin B12 responsive (C) Pyridoxine responsive (D) Vitamin C responsive
Description : Both Wernicke’s disease and beriberi can be reversed by administrating (A) Retinol (B) Thiamin (C) Pyridoxine (D) Vitamin B12
Description : Risk of neural tube defect in the offspring can be minimised in pregnant women receiving antiepileptic drugs by supplemental therapy with: A. Folic acid B. Vitamin A C. Vitamin E D. Pyridoxine
Last Answer : B. Vitamin A
Last Answer : (A) Riboflavin
Description : A patient of megaloblastic anaemia was treated with oral folic acid 5 mg daily. After 2 weeks he reported back with cognitive deficit, sensory disturbance, depressed knee jerk, while ... therapy has unmasked pyridoxine deficiency D. Patient has folate reductase abnormality in the nervous system
Last Answer : D. Patient has folate reductase abnormality in the nervous system
Description : A 60-year-old patient presented with anorexia, weakness, paresthesia and mental changes. His tongue was red, tendon reflexes were diminished, haemoglobin was 6 g% with large red cells and neutrophils had ... be responsible for his condition: A. Folic acid B. Vitamin B12 C. Pyridoxine D. Riboflavin
Last Answer : B. Vitamin B12
Description : Subacute combined degeneration of cord is caused due to deficiency of (A) Niacin (B) Cobalamin (C) Biotin (D) Thiamin VITAMINS 117
Description : Anti-egg white injury factor is (A) Pyridoxine (B) Biton (C) Thiamin (D) Liponic acid
Description : Neonatal tyrosinemia improves on administration of (A) Thiamin (B) Riboflavin (C) Pyridoxine (D) Ascorbic acid
Description : Increased carbohydrate consumption increases the dietary requirement for (A) Thiamine (B) Riboflavine (C) Pyridoxine (D) Folic acid
Description : Convulsive episodes occur when there is a severe deficiency of: (A) Pyridoxine (B) Folic acid (C) Thiamine (D) Riboflavin
Description : Convulsive episodes occur when there is a severe deficiency of (A) Pyridoxine (B) Folic acid (C) Thiamine (D) Riboflavin
Description : Vitamin B12: a. is essential for the metabolism of folic acid in the humans b. is attached to a glycoprotein in the circulation c. its deficiency is characterized by hypersegmentation of the neutrophils d. all above
Last Answer : all above
Description : Pellagra preventing factor is (A) Thiamin (B) Riboflavin (C) Niacin (D) Pyridoxine
Description : Increased glucose consumption increases the dietary requirement for (A) Pyridoxine (B) Niacin (C) Biotin (D) Thiamin
Description : The three vitamins which are specially required for proper nerve functions are acid: (A) Thiamine, niacin and riboflavin (B) Thiamine, folic acid, choline (C) Thiamine, riboflavin, patothenic acid (D) Thiamine, pyridoxin, vitamin B12
Last Answer : (A) Pyridoxine
Description : A patient of chronic renal failure maintained on intermittent haemodialysis has anaemia not responding to iron therapy. Which of the following additional drug is indicated: A. Epoetin B. Cyanocobalamin C. Folic acid D. Pyridoxine
Last Answer : A. Epoetin
Description : Deficiency of which of the following causes chelosis : (a) Pyridoxine (b) Folic Acid (c) Niacin (d) Riboflavin
Last Answer : (d) Riboflavin
Description : ____ functions in carbohydrate metabolism. a. Zinc c. Riboflavin b. Thiamin d. Vitamin B
Last Answer : b. Thiamin
Description : Reduction of acetaldehyde with H2/Ni gives (a) Ethyl alcohol (b) Acetic acid (c) Ethylene (d) Ethane
Last Answer : Ethyl alcohol
Description : Which of the following compounds will react with methylmagnesium iodide followed by acid-hydrolysis to give ethyl alcohol? (a) Ethylene (b) Acetaldehyde (c) Formaldehyde (d) Acetone
Last Answer : Formaldehyde
Description : Teryleneisa condensation polymer of ethylene glycol and which acid? (1) Benzoic Acid (2) Salicylic acid (3) Phthalic acid (4) Terephthalic acid
Last Answer : (4) Terephthalic acid Explanation: Terylene is a co-polymer of ethylene glycol and Terephthalic acid. Also known as Dacron, it is prepared by the condensation polymerization of ethylene glycerol and. ... in the presence of a catalyst consisting of a mixture of zinc acetate and antimony trioxide.
Description : Nylon-66 is manufactured from (A) Adipic acid and Hexamethylene diamine (B) Caprolactam (C) Maleic anhydride and Hexamethylene diamine (D) Dimethyl terephthalate (DMT) and ethylene glycol
Last Answer : (A) Adipic acid and Hexamethylene diamine
Description : Dacron is a (A) Condensation polymerisation product of Hexamethylene diamine and adipic acid (B) Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol (C) Thermosetting material (D) None of these
Last Answer : (D) None of these
Description : Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser? (A) Ethylene glycol (B) Stearic acid estors (C) Tricresyl phosphate (D) Esters of phthalic acid
Last Answer : (A) Ethylene glycol
Description : Synthetic polymer produced by using terephthalic acid and ethylene glycol is (A) Terylene (B) Nylon-66 (C) PVC (D) Polystyrene
Last Answer : (A) Terylene
Description : The monomers for Buna-S are 1,3-butadiene and (a) Ethylene glycol (b) Adipic acid (c) Styrene (d) Caprolactum
Last Answer : Styrene
Description : Bakelite is obtained from : (a) Phenol and formaldehyde (b) Adipic acid and hexamethylene diamine (c) Dimethyl terephthalate and ethylene glycol (d) Neoprene
Last Answer : Phenol and formaldehyde
Description : Which of the following is used as an antifreeze? (a) Ethylene glycol (b) Glycerol (c) Diethyl ether (d) Picric acid
Last Answer : Ethylene glycol