Carbon monoxide has greater affinity for haemoglobin as compared to oxygen :

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Carbon monoxide has greater affinity for haemoglobin as compared to oxygen : A. 1000 Times B. 200 Times C. 20Times D. 2 Times

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Description : Carbon monoxide has how much greater affinity for haemoglobin as compared to oxygen? -Do You Know?

Last Answer : answer:

Description : Carbon monoxide has how much greater affinity for haemoglobin as compared to oxygen?

Last Answer : 200 times

Description : The toxic effect of carbon monoxide is due to its greater affinity for haemoglobin as compared to oxygen approximately by (a) 200 times (b) 1000 times (c) 2 times (d) 20 times.

Last Answer : (a) 200 times

Description : Haemoglobin has highest affinity for – (1) Oxygen (2) Carbon dioxide (3) Carbon monoxide (4) Nitrogen

Last Answer : (1) Oxygen Explanation: Haemoglobin has greatest affinity for oxygen with which it binds readily. The oxygen binding properties of hemoglobin exist because of the interaction between oxygen and the iron atom of the heme groups and hemoglobin's quaternary structure.

Description : Haemoglobin has highest affinity for (1) Oxygen (2) Carbon dioxide (3) Carbon monoxide (4) Nitrogen

Last Answer : Oxygen

Description : In children the lungs are pale pink due to (a) Rich blood supply (b) Greater binding affinity of haemoglobin for oxygen (c) Formation of a higher percentage of oxyhaemoglobin as per higher metabolic rate (d) All of them

Last Answer : Ans:(a)

Description : Biological Oxygen Demand (BOD) is a measure of: a. Industrial wastes poured into water bodies b. Extent to which water is polluted with organic compounds c. Amount of carbon monoxide inseparably combined with haemoglobin d. Amount of oxygen needed by green plants during night

Last Answer : Ans: A

Description : Why is Carbon Monoxide a pollutant? (1) Reacts with haemoglobin (2) Makes nervous system inactive (3) It reacts with Oxygen (4) It inhibits glycolysis

Last Answer : (1) Reacts with haemoglobin Explanation: Carbon monoxide (CO) is considered a pollutant since it is toxic to hemoglobic animals (including humans) when encountered in concentrations above about 35 ppm ... to bodily tissues. A level of 50% carboxyhemoglobin may result in seizure, coma, and fatality.

Description : How carbon monoxide, emitted by automobiles, prevents transport of oxygen in the body tissues? (a) By forming a stable compound with haemoglobin (b) By obstructing the reaction of oxygen with haemoglobin (c) By changing oxygen into carbon dioxide (d) By destroying the haemoglobin

Last Answer : (a) By forming a stable compound with haemoglobin

Description : On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because (A) Of clotting of blood (B) Of jamming of respiratory tract (C) It forms carboxyhemoglobin by combining ... it incapable of absorbing oxygen (D) It forms CO2 by combining with oxygen present in the blood

Last Answer : (C) It forms carboxyhemoglobin by combining with haemoglobin of blood, thereby making it incapable of absorbing oxygen

Description : Carbon monoxide is pollutant as it a) Inactivates nerves b) Inhibits glycolysis c) Combines with oxygen d) Combines with haemoglobin.

Last Answer : d) Combines with haemoglobin.

Description : Why is Carbon Monoxide a pollutant ? (1) Reacts with haemoglobin (2) Makes nervous system inactive (3) It reacts with Oxygen (4) It inhibits glycolysis

Last Answer :  Reacts with haemoglobin

Description : Affinity of CO for haemoglobin as compared to `O_(2)` is

Last Answer : Affinity of CO for haemoglobin as compared to `O_(2)` is A. Two times B. Twenty times C. 100 times D. 200 times

Description : Assertion `:-` Low concentration of oxygen allow dissociation of oxyhaemoglobin. Reason `:-` CO has more affinity with Haemoglobin as compares to oxyg

Last Answer : Assertion `:-` Low concentration of oxygen allow dissociation of oxyhaemoglobin. Reason `:-` CO has more ... D. If both Assertion & Reason are false.

Description : Assertion `:-` Haemoglobin can not get saturated with oxygen more than `97%`. Reason `:-` With a rise in `PO_(2)`, the affinity between `O_(2)` & haem

Last Answer : Assertion `:-` Haemoglobin can not get saturated with oxygen more than `97%`. Reason `:-` With a ... False. D. If both Assertion & Reason are false.

Description : The haemoglobin of a human fetus (a) has only 2 protein subunits instead of 4 (b) has a higher affinity for oxygen than that of an adult (c) has a lower affinity for oxygen than that of the adult (d) its affinity for oxygen is the same as that of an adult.

Last Answer : (b) has a higher affinity for oxygen than that of an adult

Description : Reduction in pH of blood will (a) decrease the affinity of haemoglobin with oxygen (b) release bicarbonate ions by the liver (c) reduce the rate of heartbeat (d) reduce the blood supply to the brain.

Last Answer : (a) decrease the affinity of haemoglobin with oxygen

Description : A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be (A) More (B) Less (C) Same (D) Data insufficient; can't be predicted

Last Answer : (C) Same

Description : Carbon monoxide is a pollutant because (a) reacts with haemoglobin (b) makes nervous system inactive (c) it reacts with O2 (d) it inhibits glycolysis.

Last Answer : (a) reacts with haemoglobin

Description : Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyll and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) (A) Acts as a green house gas thereby raising earth's ... (B) Causes asphyxia (C) Causes increase in sea level (D) Enhances the green house effect

Last Answer : (B) Causes asphyxia

Description : Carboxy haemoglobin is formed when haemoglobin combines with a) carbon dioxide b)CFCs c)carbon monoxide d)none of these

Last Answer : a) carbon dioxide

Description : Carbon monoxide kills because it destroys a) Haemoglobin b) Phytochrome c) Cytochrome d) Both a and b.

Last Answer : a) Haemoglobin

Description : Haemoglobin is having maximum affinity with

Last Answer : Haemoglobin is having maximum affinity with A. Carbon monoxide B. Carbon dioxide C. Oxygen D. Ammonia

Description : Haemoglobin has highest affinity for

Last Answer : Carbon monoxid

Description : Blood haemoglobin has high affinity for (a) CO2 (b) CO (c) O2 (d) H

Last Answer : Ans:(b)

Description : Haemoglobin has the highest affinity with which of the following? (1) SO (2) CO₂ (3) CO (4) NO₂

Last Answer : (3) CO

Description : People who have migrated from the planes to an area adjoining Rohtang Pass about six months back (a) have more RBCs and their haemoglobin has a lower binding affinity to O2 (b) are not physically fit ... etc. (d) have the usual RBC count but their haemoglobin has very high binding affinity to O2

Last Answer : (a) have more RBCs and their haemoglobin has a lower binding affinity to O2

Description : 76. People who have migrated from the planes to an area adjoining Rohtang Pass about six months back (1) Have the usual RBC count but their haemoglobin has very high binding affinuty of O2 (2 ... to play games like football (4) Suffer from altitude sickness with symptoms like nausea, fatigue, etc

Last Answer : Have more RBCs and their haemoglobin has a lower binding affinity of O2

Description : If the impurity in a metal has a greater affinity for oxygen and is more easily oxidised than the metal, then the purification of metal may be carried

Last Answer : If the impurity in a metal has a greater affinity for oxygen and is more easily oxidised than ... B. electrorefining C. Zone refining D. POILING

Description : Statement -1 `Al_(2)O_(3)` is converted in to Al by reductin with carbon at high temp.statement -2: Carbon has grater affinity for oxygen than alumium

Last Answer : Statement -1 `Al_(2)O_(3)` is converted in to Al by reductin with carbon at high temp. ... -2: Carbon has grater affinity for oxygen than alumium .

Description : Go through the following graph and answer the following questions. At what approximate temperature, zinc and carbon have equal affinity for oxygen.

Last Answer : Go through the following graph and answer the following questions. At what approximate temperature, zinc and carbon have ... 500^(@)C` D. `1200^(@)C`

Description : A coal gasifier operating at 20 atm. (e.g. Lurgi gasifier) as compared to one operating at atmospheric pressure (e.g. Kopper-Totzek or Winkler gasifier) will produce a gas having (A) Higher ... calorific value (B) Higher carbon monoxide content (C) Lower carbon dioxide content (D) None of these

Last Answer : (A) Higher methane content and thus higher calorific value

Description : Pick out the wrong statement (A) Low ozone layer thickness in polar regions is due to cold climatic conditions (B) Amount of unburnt hydrocarbons emitted by two stroke petrol engine is more ... can enter the blood stream & the digestive system/ lungs and is responsible for causing Minamata disease

Last Answer : (D) Mercury as a pollutant can enter the blood stream & the digestive system/ lungs and is responsible for causing Minamata disease

Description : Haemoglobin is used to transport _______ in humans. (1) Oxygen (2) Carbon Dioxide (3) Both are correct (4) Both are incorrect

Last Answer : (1) Oxygen Explanation: In human beings, the respiratory pigment is hemoglobin which has a very high affinity for oxygen. This pigment is present in the red blood corpuscles.

Description : Carbon monoxide, emitted by automobiles prevents transport of oxygen in body due to

Last Answer : Carbon monoxide, emitted by automobiles prevents transport of oxygen in body due to A. ... haemoglobin D. forming stable compound with haemoglobin.

Description : Carbon and oxygen combine to form two oxides, carbon monoxide and carbon dioxide in which the ratio of the weights of carbon and oxygen is respectivel

Last Answer : Carbon and oxygen combine to form two oxides, carbon monoxide and carbon dioxide in which the ... conservation of mass D. Law of constant proportions

Description : When Carbon monoxide reduces the ability of red blood cells to carry oxygen this can lead to brain damage which 3 systems of the body interact in this situation?

Last Answer : Need answer

Description : Why are electrons shared equally in oxygen O2 but not in carbon monoxide CO?

Last Answer : Feel Free to Answer

Description : Oxygen The gases which are used by divers as an artificial atmosphere are helium and _____. A. Oxygen B. Nitrogen C. Neon D. Carbon monoxide

Last Answer : ANSWER: A

Description : Helium The gases which are used by divers as an artificial atmosphere are helium and _____. A. Oxygen B. Nitrogen C. Neon D. Carbon monoxide

Last Answer : ANSWER: A

Description : The gases which are used by divers as an artificial atmosphere are helium and _____. A. Oxygen B. Nitrogen C. Neon D. Carbon monoxide

Last Answer : ANSWER: A

Description : The gases which are used by divers as an artificial atmosphere are helium and _____. A. Oxygen B. Nitrogen C. Neon D. Carbon monoxide

Last Answer : ANSWER: A

Description : It is not advisable to sleep under a tree at night because of the (a) Release of oxygen in lesser amount (b) Release of oxygen in larger amount (c) Release of carbon monoxide (d) Release of carbon dioxide

Last Answer : Ans:(d)

Description : LPG is a mixture of (a) carbon monoxide and carbon dioxide (b) butane and propane (c) methane and ethylene (d) carbon dioxide and oxygen

Last Answer : Ans:(b)

Description : Carbon monoxide poisoning can be cured by - (1) exposing the affected person to fresh oxygen. (2) eating butter. (3) drinking lemon-water. (4) consuming multi-vitamin tablet.

Last Answer : (1) exposing the affected person to fresh oxygen. Explanation: Carbon monoxide poisoning can be cured by exposing the affected person to fresh oxygen.

Description : The gas released during photosynthesis : (1) Carbon dioxide (2) Oxygen (3) Carbon monoxide (4) Sulphur dioxide

Last Answer : (2) Oxygen Explanation: In plants, algae, and cyanobacteria, photosynthesis uses carbon dioxide and water, releasing oxygen as a waste product. Photosynthesis is vital for all aerobic life on Earth. In ... this process is: Carbon dioxide + Water + Light energy --> Carbohydrate + Oxygen + Water

Description : (1) the action of ultraviolet rays on oxygen Explanation: The majority of tropospheric ozone formation occurs when nitrogen oxides (NOx), carbon monoxide (CO ) and volatile organic compounds (VOCs), such as xylene, ... violet rays. NOx, CO, and VOCs are called ozone precursors. CO + 2O2 + CO2 + O3

Last Answer : Water is not effective in extinguishing a fire caused by petrol because - (1) the flame is too hot for water to cool it down (2) water and petrol react chemically (3) water and petrol are ... (4) water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn

Description : Which one out of the following helps in burning? (1) Oxygen (2) Carbon monoxide (3) Nitrogen (4) Carbon dioxide

Last Answer : (1) Oxygen Explanation: Karl Scheele, the Swedish chemist, was the first to prepare oxygen by heating mercuric oxide in 1772. Joseph Priestley, the English chemist, also prepared oxygen in 1774 ... on mercuric oxide. Its elemental nature was, however, established by the French chemist, Lavoisier.

Description : Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth? (1) Carbon dioxide (2) Oxygen (3) Carbon monoxide (4) Nitrogen

Last Answer : (1) Carbon dioxide Explanation: Carbon dioxide is a green house gas that absorbs heat radiated from the Sun as well as re-radiated heat from the Earth's surface.

Description : The biogas used for cooking is a mixture of which of the following? (1) Carbon dioxide and oxygen (2) Isobutane and propane (3) Methane and Carbon monoxide (4) Methane and carbon dioxide

Last Answer : (4) Methane and carbon dioxide Explanation: Biogas is essentially a mixture of Methane (CH4, around 55-75%) but also contains Carbon Dioxide (CO3), around 25- 30%), varying quantities of Water ( ... ) and Carbon Monoxide (CO). Methane is the valuable component under the aspect of using biogas fuel.