Description : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen. This breakdown of glucose to pyruvic acid
Last Answer : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen ... of glucose to pyruvic acid is called.
Description : Which of the metabolites is common to respiration- mediated breakdown of fats, carbohydrates and proteins? (a) Pyruvic acid (b) Acetyl CoA (c) Glucose - 6 - phosphate (d) Fructose 1, 6 - bisphosphate
Last Answer : (b) Acetyl CoA
Description : Which of the following biomolecules is common to respiration-mediated breakdown of fats, carbohydrates and proteins? (a) Glucose-6-phosphate (b) Fructose 1, 6-bisphosphate (c) Pyruvic acid (d) Acetyl CoA
Last Answer : d) Acetyl CoA
Description : The following ions help in enzymatic transfer of phosphate from ATP to pyruvic acid: (A) Sodium (B) Calcium (C) Magnesium (D) Potassium
Last Answer : Answer : D
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
Description : Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils (A) Cause cholesterol build up and blood clotting (B) Are prone to rancid oxidation (C ... (as their complete removal is very difficult) (D) Have affinity to retain harmful sulphur compounds
Last Answer : (A) Cause cholesterol build up and blood clotting
Description : An essential agent for converting glucose to glycogen in liver is (A) Latic acid (B) GTP (C) UTP (D) Pyruvic acid
Last Answer : Answer : C
Description : For glycogenesis, Glucose should be converted to (A) Glucuronic acid (B) Pyruvic acid (C) UDP glucose (D) Sorbitol
Last Answer : C
Description : The substrate of Photorespiration is – (1) Fructose (2) Pyruvic acid (3) Glycolate (4) Glucose
Last Answer : (3) Glycolate Explanation: Glycolate is the major substrate for photorespiration. The enzymes of glycolate metabolism, e.g. glycolate oxidase and catalase, are present in substantial quantities in leaf ... and low capacity plants. Glycolate has been detected in leaves of both types of plants.
Description : The substrate of photorespiration is - (1) Fructose (2) Pyruvic acid (3) Glycolate (4) Glucose
Last Answer : (3) Glycolate Explanation: Photorespiration is a special type of respiration shown by many green plants when they are exposed to light. Glycolate (glycolic acid) is the chief metabolite of photorespiration and also its substrate. Other important metabolites are the amino acids glycine and serine.
Description : During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP? (a) Glycolysis (b) Krebs’ cycle (c) Conversion of pyruvic acid to acetyl CoA (d) Electron transport chain
Last Answer : (d) Electron transport chain
Description : End product of glycolysis is (a) acetyl CoA (b) pyruvic acid (c) glucose 1-phosphate (d) fructose 1-phosphate.
Last Answer : (b) pyruvic acid
Description : During an early step of respiration, glucose is converted into two identical molecules of: a) CO2 b) ATP c) pyruvic acid(pron: pie-ROO-vik) d) chlorophyll
Last Answer : ANSWER: C -- PYRUVIC ACID
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 : The substrate of Photorespiration is : (1) Fructose (2) Pyruvic acid (3) Glycolate (4) Glucose
Last Answer : Glycolate
Description : What type of storage can retain its data even if there is a power failure or breakdown?
Last Answer : Nonvolatile (magnetic core storage and bubble memory are examples).
Description : What is the byproduct of glucose breakdown with the use of oxygen? -Biology
Last Answer : The byproducts are carbon dioxide + water + more amount of energy.
Description : In the cell which organelle has the function of using oxygen in the breakdown of glucose releasing energy and carbon dioxide?
Last Answer : The mitochondria.
Description : Which of the following is not a component of depreciation cost? (A) Repairs and maintenance cost (B) Loss due to obsolescence of the equipment (C) Loss due to decrease in the demand of product (D) Loss due to accident/breakdown in the machinery
Last Answer : (A) Repairs and maintenance cost
Description : The Brake Horse power of the motor (efficiency 60%) required for a pump of capacity 0.075 cumec for a total lift of 12 m, is A. 10 B. 15 C. 20 D. 25 Q No: 44 Aerobic bacterias A. ... presence of free oxygen B. Consume organic matter as their food C. Oxidise organic matter in sewage D. All the above
Last Answer : ANS: D
Description : Biochemical Oxygen Demand (BOD) of sewage is the (a) Oxygen required to oxidise (b) Oxygen required to oxidise biologically inactive organic matter* (c) a and b both (d) none of these
Last Answer : (b) Oxygen required to oxidise biologically inactive organic matter*
Description : In alcohol fermentation (a) triose phosphate is the electron donor while acetaldehyde is the electron acceptor (b) triose phosphate is the electron donor while pyruvic acid is the electron acceptor (c) there is no electron donor (d) oxygen is the electron acceptor
Last Answer : (a) triose phosphate is the electron donor while acetaldehyde is the electron acceptor
Description : In Living organisms During respiration which of the following Products are not formed if oxygen is not available? (a) Carbon dioxide + Water (b) Carbon dioxide + Alcohol (c) Lactic acid + Alcohol (d) Carbon dioxide + Lactic Acid
Last Answer : Answer: (b) Carbon dioxide + Alcohol
Description : The basic unit of all living organisms is (a) A drop of blood (b) A molecule of glucose (c) A set of proteins (d) A cell
Last Answer : Ans:(d)
Description : The fatty acid synthase complex catalyses (A) 4 sequential enzymatic steps (B) 6 sequential enzymatic steps (C) 7 sequential enzymatic steps (D) 8 sequential enzymatic steps
Last Answer : Answer : B
Description : The saliva pH is approximately 6.8. It is thus a slightly acid pH. Saliva lubricates the food bolus and initiates the enzymatic extracellular digestion of food. It also works as a buffer for the ... 's milk and in the mucosae of the intestine and airways) that protect the organism against pathogens.
Last Answer : What is the salivary digestive enzyme? Which type of food does it digest and into which smaller molecules does it transform the food?
Description : If the Keq for an enzymatic reaction is greater than 1, the reaction A- will be endergonic B- can not occur without the input of energy C- both (a) and (b) D- none of these
Last Answer : none of these
Description : anaerobic glucose breakdown produces a compound called ____ as a by-product. -General Knowledge
Last Answer : Anaerobic glucose breakdown produces a compound called lactate that accumulates in the tissues and blood.
Description : Fermentation accounts for only a partial breakdown of glucose whereas in aerobic respiration it is completely degrated to `CO_(2)` and `H_(2)O`.
Last Answer : Fermentation accounts for only a partial breakdown of glucose whereas in aerobic respiration it is completely degrated to `CO_(2)` and `H_(2)O`.
Description : The process of breakdown of glycogen to glucose in the liver and pyruvate and lacate in the muscle is known as (A) Glyogenesis (B) Glycogenolysis (C) Gluconeogenesis (D) Cellular degradation
Description : A 65-year old patient has colon carcinoma metastatic to the liver and lungs. He has had a weight loss of 10 kg. Cytokine-dependent tumor cachexia is attributable to which of the ... is impaired e. Partial reversal of differentiated adipocytes to pre-adipocyte morphology and gene expression occurs
Last Answer : Answer: a, b, c, d, e Tumor cachexia appears to be mediated by TNFa. Lipopolysaccharide (LPS), as well as other cytokines, activate a variety of inflammatory cells, most ... chronic syndromes of anorexia, weight loss, and cachexia that are associated with both chronic infection and malignancy
Description : The first phase in the breakdown of glucose, in animal cell, is (a) fermentation (b) Krebs’ cycle (c) glycolysis (d) ETS.
Last Answer : (c) glycolysis
Description : Which of the following symptoms is NOT characteristic of diabetes mellitus? A) cells unable to take up glucose B) increased breakdown of fats and protein C) frequent urination D) sugar in the urine E) bronzing of the skin
Last Answer : E) bronzing of the skin
Description : Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes ... iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv).
Last Answer : (d) (i), (ii) and (iv)
Description : Number of moles of `MnO_(4)^(-)` required to oxidise one mole of ferrous oxalate completely in acidic medium will be
Last Answer : Number of moles of `MnO_(4)^(-)` required to oxidise one mole of ferrous oxalate completely in acidic medium ... .2 moles C. 0.6 moles D. 0.4 moles
Description : When `S_(2)O_(8)^(2-)` oxidise `Fe^(2+)` then product formed is :-
Last Answer : When `S_(2)O_(8)^(2-)` oxidise `Fe^(2+)` then product formed is :- A. `s_(2)O_(6)^(2-)` B. `SO_(4)^(2-)` C. `S_(2)O_(8)^(2-)` D. `SO_(5)^(2-)`
Description : `K_2S_2O_8` , acidic `K_2S_2O_8` and acidic `MnO_2` oxidise `I^(-), Br^(-) , Cl^(-)` to `I_2 , Br_2 and Cl_2` , respectively. From the given data the
Last Answer : `K_2S_2O_8` , acidic `K_2S_2O_8` and acidic `MnO_2` oxidise `I^(-), Br^(-) , Cl^(-)` to `I_2 , ... gt I_2 gt Br_2` D. `Cl_2 gt K_2 S_2O_8 gt Br_2`
Description : The ionisation energy of dioxygen (`O_2`) is very close to that of Xenon. Also F and O have the highest electronegativity and consequently can oxidise
Last Answer : The ionisation energy of dioxygen (`O_2`) is very close to that of Xenon. Also F and O have ... (D) clathrates with He and Ne are highly expolsive.
Last Answer : The ionisation energy of dioxygen (`O_2`) is very close to that of Xenon. Also F and O have ... +6HF underset(Delta)overset("475 K")to XeF_6+3H_2O`
Last Answer : The ionisation energy of dioxygen (`O_2`) is very close to that of Xenon. Also F and O have the highest ... Ill), (lV) D. (D) (I), (lV)
Description : If equal volumes of `0.1 M KMnO_(4)` and `0.1 M K_(2)Cr_(2)O_(7)` solutions are allowed to oxidise `Fe^(2+)` to `Fe^(3+)` in acidic medium, then `Fe^(
Last Answer : If equal volumes of `0.1 M KMnO_(4)` and `0.1 M K_(2)Cr_(2)O_(7)` solutions are allowed to ... O_(7)` C. equal in both cases D. cannot be determined.
Description : `underset("Brown")([(NH_(3))_(5)Co-O-O-Co(NH_(3))_(5)]^(4+)) underset("oxidise")overset([S_(2)O_(8)]^(2-))tounderset("Green")([(NH_(3))_(5)Co-O-O-Co(N
Last Answer : `underset("Brown")([(NH_(3))_(5)Co-O-O-Co(NH_(3))_(5)]^(4+)) underset("oxidise")overset([S_(2)O_(8) ... III " "IV" & "III" "III),("brown "" green"):}`
Description : Consider the following statements in the extraction of iron from haematite: (I) `CO`is the main reducing agent (II) `Fe_(2)O_(3)`is used to oxidise th
Last Answer : Consider the following statements in the extraction of iron from haematite: (I) `CO`is the main reducing agent (II) ... I, II and III D. I, II and IV
Description : Why pcc cannot oxidise methanol to methane and while KMnO4 can ?
Last Answer : Ans. This is because pcc is a mild oxidising agent and can oxide methanol to methanal only. While KMnO4 being strong oxidising agent oxidises it to methanoic acid.
Last Answer : This is because pcc is a mild oxidising agent and can oxide methanol to methanal only. While KMnO4 being strong oxidising agent oxidises it to methanoic acid.
Description : Both silver and copper oxidise in air. Then why copper contacts are silver-plated?
Last Answer : The silver plating avoids the oxidation of copper, especially in outdoors. Silver oxidises very readily. But its oxide is a good electrical conductor but copper oxide produce a film of insulation.
Description : Nitrifying bacteria (a) oxidise ammonia to nitrates (b) convert free nitrogen to nitrogen compounds (c) convert proteins into ammonia (d) reduce nitrates to free nitrogen.
Last Answer : (a) oxidise ammonia to nitrates
Description : At break point of chlorination, (A) Chlorine is used to oxidise (B) Residual chloride is zero (C) Residual chloride is maximum (D) Residual chlorine reappears
Last Answer : (D) Residual chlorine reappears