Description : The first organic compound synthesised in the laboratory was (1) Urea (2) Uric acid (3) Lactic acid (4) Glucose
Last Answer : Urea
Description : Organic compound of small molecular size is (A) Urea (B) Uric acid (C) Creatinine (D) Phosphates
Last Answer : Answer : A
Description : The first organic compound synthesized in 1828 by Frederich Wohler was: w) benzene x) urea y) estrogen z) methane
Last Answer : ANSWER: X -- UREA
Description : Under normal conditions which one is completely reabsorbed in the renal tubule? (a) Urea (b) Uric acid (c) Salts (d) Glucose
Last Answer : d) Glucose
Description : In 1962, at Argonne National Laboratory, Neil Bartlett first synthesized what type of compound?
Last Answer : ANSWER: A XENON COMPOUND WAS FORMED or A NOBLE GAS COMPOUND WAS FORMED
Description : Which of the following is NOT a nitrogenous waste compound excreted by animals? a) urea b) ammonia c) uric acid d) pyridine
Last Answer : ANSWER: D -- PYRIDINE
Description : Muscle fatigue is caused by the accumulation of : (1) Pyruvic acid (2) Lactic acid (3) Oxalacetic acid (4) Uric acid
Last Answer : Lactic acid
Description : A 73 year old male presented with an acute attack of gout in his left knee. What is the most likely underlying metabolic cause? 1) decreased renal excretion of uric acid 2) endogenous overproduction of uric acid 3) excessive dietary purine intake 4) lactic acidosis 5) starvation
Last Answer : Answers-1 The aetiology of gout can broadly be divided into cases where there is underexcretion of urate via the kidney (90%) or endogenous overproduction of uric acid (10%) although in practical ... diuretic use. Excessive dietary intake of purines is unlikely to be the main cause in this case.
Description : Which one of the following chemicals is associated with muscle fatigue? (1) Uric acid (2) Acetic acid (3) Pyruvic acid (4) Lactic acid
Last Answer : (4) Lactic acid Explanation: Muscle fatigue refers to the decline in muscle force generated over sustained periods of activity. Intracellular acidosis due mainly to lactic acid accumulation has ... leads to increased intracellular hydrogen ion (H+) concentration that leads to a weaker contraction.
Description : Muscle fatigue is caused by the accumulation of------? A. Uric acid B. Lactic acid (Answer) C. Oxalacetic acid D. Fyruvie acid
Last Answer : B. Lactic acid (Answer)
Description : Diethyl malonate reacts with urea in the presence of sodium ethoxide to form (a) Uric acid (b) Barbituric acid (c) Phenobarbital (d) Barbital
Last Answer : Barbituric acid
Description : Uric acid on oxidation with alkaline KMnO4 forms : (a) Urea (b) Barbituric acid (c) Allantoin (d) Caffeine
Last Answer : Allantoin
Description : Complete hydrolysis of proteins produces : (a) Ammonia and carbon dioxide (b) Urea and uric acid (c) A mixture of amino acids (d) Glycogen and a fatty acid
Last Answer : A mixture of amino acids
Description : Which of the following is not a constituent of normal urine? (a) Albumin (b) Urea (c) Sodium chloride (d) Uric acid
Last Answer : Albumin
Description : Ammonium acetate on strong heating gives (a) Urea (b) Formamide (c) Uric acid (d) Acetamide
Last Answer : Acetamide
Description : Which of the following is the main nitrogenous waste in humans ? (1) Ammonia (2) Urea (3) Uric Acid (4) Ammonium Nitrate
Last Answer : Uric Acid
Description : Purines: a. include guanine b. are metabolized to uric acid c. are mainly synthesized in the liver d. all above
Last Answer : all above
Description : Which of these acids is not organic in origin? (1) Lactic acid (2) Sulphuric acid (3) Citric acid (4) Oxalic acid
Last Answer : Sulphuric acid
Description : The first organic compound which was synthesized from inorganic compound was
Last Answer : urea.
Description : When NH3 is perfused through a dog’s liver ______ is formed, while ______ is formed in the birds liver. (A) Urea, Uric acid (B) Urea, allantoin (C) Uric acid, creatinine (D) Uric acid, Urea
Description : The major catabolic product of pyrimidines in human is (A) β-Alanine (B) Urea (C) Uric acid (D) Guanine
Description : Gout is characterized by increased plasma levels of (A) Urea (B) Uric acid (C) Creatine (D) Creatinine
Last Answer : Answer : B
Description : In humans end product of purine catabolism is (A) Uric acid (B) Urea (C) Allantoin (D) Xanthine
Description : Ammonia is excreted as ammonium salts during metabolic acidosis but the majority is excreted as (A) Phosphates (B) Creatine (C) Uric acid (D) Urea
Last Answer : Answer : D
Description : The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin
Last Answer : Answer : C
Description : The unwanted amino acids abstracted from the tissues are either used up by the tissue or in the liver converted into (A) Ammonia (B) Urea (C) Ammonium salts (D) Uric acid
Description : Mechanism by which NH3 is removed from the kidneys is (A) Urea formation (B) Uric acid formation (C) Creatinine formation (D) None of these
Description : NH3 is removed from brain mainly by (A) Creatinine formation (B) Uric acid production (C) Urea formation (D) Glutamine formation
Description : In humans, NH3 is detoxified in liver as (A) Creatinine (B) Uric acid (C) Urea (D) Uronic acid
Description : NH3 is detoxified in brain chiefly as (A) Urea (B) Uric acid (C) Creatinine (D) Glutamine
Description : The major end product of protein nitrogen metabolism in man is (A) Glycine (B) Uric acid (C) Urea (D) NH3
Description : Non-protein nitrogenous substances in blood include all of the following except (A) Urea (B) Uric acid (C) Creatinine (D) Inositol
Description : Benedict’s test is less likely to give weakly positive results with concentrated urine due to the action of (A) Urea (B) Uric acid (C) Ammonium salts (D) Phosphates
Last Answer : B
Description : After being counseled about lifestyle and dietary changes, the patient was started on atorvastatin. During his treatment with atorvastatin, it is important to routinely monitor serum concentrations of (a) ... Alanine and aspartate aminotransferase (c) Platelets (d) Red blood cells (e) Uric acid
Last Answer : Ans: D
Description : Which one of the following is an abnormal constituent of urine? (1) Creatinine (2) Urea (3) Uric acid (4) Ketone bodies
Last Answer : (4) Ketone bodies Explanation: Ketone bodies are three watersoluble compounds that are produced as byproducts when fatty acids are broken down for energy in the liver. Two of the three are ... exceeds the rate of utilization, their concentration in blood increases, this is known as ketonemia.
Description : Nitrogenous waste products are eliminated mainly as (a) urea in tadpole and ammonia in adult frog (b) ammonia in tadpole and urea in adult frog (c) urea in both tadpole and adult frog (d) urea in tadpole and uric acid in adult frog.
Last Answer : (b) ammonia in tadpole and urea in adult frog
Description : The ornithine cycle removes two waste products from the blood in liver. These products are (a) CO2 and ammonia (b) ammonia and uric acid (c) CO2 and urea (d) ammonia and urea.
Last Answer : a) CO2 and ammonia
Description : Select the option which shows correct matching of animal with its excretory organ and excretory product. Animal Excretory Excretory organ product (a) Labeo (Rohu) Nephridial Ammonia tubes (b) Salamander Kidneys Urea (c) Peacock Kidneys Urea (d) Housefly Renal tubules Uric acid
Last Answer : (b) Salamander Kidneys Urea
Description : Which one of the following is an abnormal constituent of urine ? (1) Creatinine (2) Urea (3) Uric acid (4)Ketone bodies
Last Answer : Ketone bodies
Description : Into which of the following acids is glucose broken down in the first stage of carbohydrate metabolism? Is it: a) pyruvic acid (pie-rue-vick acid) b) lactic acid c) hydrochloric acid d) citric acid
Last Answer : ANSWER: A -- PYRUVIC ACID
Description : Fluorobenzene `(C_(6)H_(5)F)` can be synthesized in the laboratory .
Last Answer : Fluorobenzene `(C_(6)H_(5)F)` can be synthesized in the laboratory . A. from aniline by ... solution. D. by heating phenol with HF and KF.
Description : In conversion of lactic acid to glucose, three reactions of glycolytic pathway are circumvented, which of the following enzymes do not participate? (A) Pyruvate carboxylase (B) Phosphoenol pyruvate carboxy kinase (C) Pyruvate kinase (D) Glucose-6-phosphatase
Description : How many ATP molecules will be required for conversion of 2-molecules of Lactic acid to Glucose? (A) 2 (B) 4 (C) 8 (D) 6
Last Answer : D
Description : An essential for converting Glucose to Glycogen in Liver is (A) Lactic acid (B) GTP (C) CTP (D) UTP CARBOHYDRATES AND CARBOHYDRATE METABOLISM 19
Description : In conversion of Lactic acid to Glucose, three reactions of Glycolytic pathway are circumvented, which of the following enzymes do not participate? (A) Pyruvate Carboxylase (B) Phosphoenol pyruvate carboxy kinase (C) Pyruvate kinase (D) Glucose-6-phosphatase
Last Answer : C
Description : Tissues form lactic acid from glucose. This phenomenon is termed as (A) Aerobic glycolysis (B) Oxidation (C) Oxidative phosphorylation (D) Anaerobic glycolysis
Description : True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid ... same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute
Last Answer : has a higher lactic acid concentration than in the plasma
Description : Lack of qxygen in muscle often leads to cramps among Athletes . This results due to : (a) conversion of Pyruvate to Ethanol (b) conversion of Pyruvate to Glucose (c) conversion of Glucose to Pyruvate (d) conversion of Pyruvate to Lactic acid
Last Answer : (b) conversion of Pyruvate to Glucose
Description : When you do strenuous exercise, oxygen is used up rapidly. What substance is formed. a) pyruvic acid(pron: pie-ROO-vik) b) lactic acid c) glucose d) alcohol
Last Answer : ANSWER: B -- LACTIC ACID