Description : The majority of carbon dioxide produced by our body cells is transported to the lungs as (a) attached to haemoglobin (b) dissolved in the blood (c) as bicarbonates (d) as carbonates.
Last Answer : (c) as bicarbonates
Description : Approximately seventy percent of carbon dioxide absorbed by the blood will be transported to the lungs
Last Answer : Approximately seventy percent of carbon dioxide absorbed by the blood will be transported to the lungs A. ... to R.B.C. D. as carbamino-haemoglobin
Description : How is carbon dioxide released by cellular respiration transported from the tissues to be eliminated through the lungs?
Last Answer : In vertebrates almost 70% of the carbon dioxide is transported by the blood in the form of bicarbonate, 25% bound to hemoglobin and 5% dissolved in the plasma.
Description : The carbon dioxide is transported via blood to lungs mostly (a) in combination with haemoglobin only (b) dissolved in blood plasma (c) in the form of bicarbonate ions (d) as carbamino-haemoglobin and as carbonic acid.
Last Answer : (c) in the form of bicarbonate ions
Description : Approximately seventy percent of carbon dioxide absorbed by the blood will be transported to the lungs (a) as bicarbonate ions (b) in the form of dissolved gas molecules (c) by binding to RBC (d) as carbamino - haemoglobin.
Last Answer : (a) as bicarbonate ions
Description : (a) Draw a schematic representation of transport and exchange of oxygen and carbon dioxide during transportation of blood in human beings and label on it: Lung capillaries, Pulmonary artery to ... the advantage of separate channels in mammals and birds for oxygenated and deoxygenated blood? -Biology
Last Answer : (a) A schematic representation of transportation and exchange of oxygen and carbon dioxide during transportation of blood in human beings (b) It is necessary to separate oxygenated and deoxygenated ... . The separation of oxygenated and deoxygenated blood provides high oxygen supply to the organs.
Description : How is oxygen and carbon dioxide transported in human beings ? -Biology
Last Answer : (i) Transport of oxygen : Haemoglobin present in the blood takes up the oxygen from the air in the lungs. It carries the oxygen to tissues which are deficient in oxygen before releasing it. (ii) ... the dissolved form in our blood plasma to lungs. Here it diffuses from blood to air in the lungs.
Description : Assertion : Carbonic anhydrase is present in the erythrocytes. Reason : In erythrocytes the carbon dioxide combine with water and is transported.
Last Answer : Assertion : Carbonic anhydrase is present in the erythrocytes. Reason : In erythrocytes the carbon dioxide ... A is correct and statement B is wrong.
Description : Is carbon dioxide transported in the blood by plasma hemoglobin and bicarbonate ions?
Last Answer : Need answer
Description : Carbon dioxide is transported from tissues to respiratory surface by only (a) plasma and erythrocytes (b) plasma (c) erythrocytes (d) erythrocytes and leucocytes
Last Answer : (a) plasma and erythrocytes
Description : The partial pressure of oxygen in the alveoli of the lungs is (a) equal to that in the blood (b) more than that in the blood (c) less than that in the blood (d) less than that of carbon dioxide.
Last Answer : (b) more than that in the blood
Description : What do animals with the carbon dioxide produced in their cells during cellular respiration?
Last Answer : oof
Description : How are hormones produced by endocrine glands typically transported to target cells?
Last Answer : What is the answer ?
Description : Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions ... amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.
Last Answer : (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na
Description : Who amongst the following got a Nobel Prize in recognition of his discoveries of how salts and water transported in and out of cells in the human body ? (1) Roderick MacKinnon (2) Kurt Wuethrich (3) John E. Sultan (4) H. Robert Horvitz
Last Answer : Roderick MacKinnon
Description : How many tons of carbon dioxide are produced each year by burning fossil fuels ?
Last Answer : 21.3 billion tons of carbon dioxide is produced annually by burning fossil fuels
Description : Which out of carbon dioxide zinc chloride water and hydrogen is not produced from zinc carbonate and dilute hydrochloric?
Last Answer : This is hydrogen.
Description : Which of the following statement(s) is/are true concerning carbon dioxide kinetics? a. The amount of carbon dioxide produced is equivalent to the amount of oxygen consumed b. Carbon dioxide levels ... tissues d. The amount of carbon dioxide excreted is a function of ventilation of perfused alveoli
Last Answer : Answer: a, c, d The total amount of carbon dioxide produced by systemic metabolism is roughly equivalent to the amount of oxygen consumed (100-120 cc/m2/min, 200 cc/min in a typical ... carbon dioxide excreted is a function of ventilation of perfused alveoli (i.e. the alveolar ventilation/min).
Description : In an acid base reaction which product is produced along with a salt? (1) Hydrogen gas (2) Oxygen gas (3) Carbon dioxide (4) Water
Last Answer : (4) Water Explanation: When an acid and a base are placed together, they read to neutralize the acid and base properties, producing a salt. The H(+) cation of the acid combines with the OH(-) anion of the base to form water.
Description : The gas produced in marshy places due to decomposition of vegetation is – (1) Carbon monoxide (2) Carbon dioxide (3) Sulphur dioxide (4) Methane
Last Answer : (4) Methane Explanation: Methane gas is a hydrocarbon gas largely composed of methane formed when organic material or vegetation decays in the absence of air. Naturally occurring methane is mainly produced by the process of methanogenesis. It is also known as Swamp Gas.
Description : Which of the following gases is produced due to incomplete combustion of fuel? (1) Carbon Dioxide (2) Carbon Monoxide (3) Methane (4) Ethane
Last Answer : (2) Carbon Monoxide Explanation: Carbon monoxide (CO) is an odorless, colorless gas formed by the incomplete com bustion of fuels. It is produced from the partial oxidation of carbon-containing com pounds; it forms when there is not enough oxygen to produce carbon dioxide.
Description : The ‘Green House effect' is produced due to the presence of excess amount of – (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane
Last Answer : (4) Methane Explanation: By their percentage contribution to the greenhouse effect on Earth the four major gases are: Water vapour (36-70%), Carbon dioxide (9-26%), Methane (4-9%) and Ozone (3- 7%).
Description : In a sludge tank, the gas mainly produced, is A. Oxygen B. Nitrogen C. Hydrogen D. Carbon dioxide
Last Answer : ANS: D
Description : Pick up the incorrect statement from the following: A. The process of decomposing the organic matter under controlled anaerobic conditions, is called sludge digestion B. Sludge digestion is carried ... contain 75% carbon dioxide D. The gases produced in sludge digestion process, contain 75% methane
Last Answer : ANS: C
Description : An organic compound contain 69% carbon and 4.8% hydrogen, the remaining being oxygen. Calculate the masses of carbon dioxide and water produced when 0.20g of this substance is subjected to complete combustion.
Last Answer : Calculation of mass of CO2 produced: Mass of compound =0.20g %C =12 x C 69=12*mass of CO2 formed*100/44*0.2 Mass of CO2 formed =69*44*.2/12*100 = 0.506g Similarly, % H =2* mass of H2Oformed*100/18* ... compound 4.8=2* mass of H2Oformed*100/18* 0.2 Mass of H2Oformed =4.8*18*0.2/2*100 =0.0864g
Description : What are the steps in which carbon dioxide is produced from a glucose molecule?
Last Answer : Pyruvate dehydrogenase, isocitrate dehydrogenase, alpha keto glutarate dehydrogenase.
Description : __________ is the undesirable by-product produced in the manufacture of urea. (A) Ammonium carbonate (B) Biuret (C) Carbon dioxide (D) Ammonium carbamate
Last Answer : (B) Biuret
Description : Urea (a nitrogenous fertiliser) is produced from carbon dioxide and (A) Nitric acid (B) Ammonia (C) Ammonium nitrate (D) Nitric oxide
Last Answer : (B) Ammonia
Description : _______ is highly poisonous gas produced as a result of incomplete combustion. a) oxygen b)carbon dioxide c)carbon mono oxide d)soot
Last Answer : c)carbon mono oxide
Description : Global climate change is being attributed to the atmospheric increase in what two gases produced by human activities? w) ozone and methane x) nitrous oxide and sulfur dioxide y) methane and carbon dioxide z) ozone and carbon monoxide
Last Answer : ANSWER: Y -- METHANE AND CARBON DIOXIDE
Description : Global climate change is being attributed to the atmospheric increase in what two gases produced by human activities? w) oxygen and hydrogen x) ozone and methane y) nitrous oxide and sulfur dioxide z) methane and carbon dioxide e) ozone and carbon monoxide
Last Answer : ANSWER: Z -- METHANE AND CARBON DIOXIDE
Description : The gas produced in marshy places due to decomposition of vegetation is (1) Carbon monoxide (2) Carbon dioxide (3) Sulphur dioxide (4) Methane
Last Answer : Methane
Description : The ‘Green House effect’ is produced due to the presence of excess amount of (1) Sulphur dioxide (2) Nitrogen dioxide (3) Carbon monoxide (4) Methane
Description : Name the compounds that have a high nitrogen to carbon ratio and are transported form of nitrogen in some plants.
Last Answer : Name the compounds that have a high nitrogen to carbon ratio and are transported form of nitrogen in some plants.
Description : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically ?
Last Answer : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide ... C. Unstriated muscle cells D. Liver cells
Last Answer : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide ... WBCs C. Liver cells D. Kidney cells
Description : What reaches inside a cells mitochondria to produce carbon dioxide water and energy?
Description : What moves the oxygen and carbon dioxide to and from cells?
Last Answer : The blood.
Description : What are the two organ system involved in providing oxygen to cells and removing carbon dioxide from cells?
Last Answer : Feel Free to Answer
Description : Upon the entry of carbon dioxide in the red blood cells, H+ionsare formed at a very rapid rate, and yet the blood does not turn acid because (a) H+ ions are rapidly exchanged at the ... haemoglobin and plasma (d) H+ ions are buffered by proteins of haemoglobin and proteins and phosphates of plasma
Last Answer : Ans:(c)
Description : Oxygen comes from the environment and carbon dioxide in the end returns to the environment. How do small animals solve the problem of taking away and bringing these molecules from/to their cells? Why isn't that solution possible for larger animals?
Last Answer : Small animals whose tissues make direct contact or are very close to the environment, like cnidarians and poriferans, make gas exchange by diffusion. Larger animals with cells without direct ... the circulatory systems play this role. Breathing Process Review - Image Diversity: respiratory system
Description : The source of oxygen generated during photosynthesis is: (1) water (2) carbon dioxide (3) chlorophyll (4) mesophyll cells
Last Answer : (1) water Explanation: The source of oxygen produced during photosynthesis is the splitting of water molecule into hydrogen and oxygen. Photosynthesis uses carbon dioxide and water, releasing ... inside organelles called chloroplasts, while in bacteria they are embedded in the plasma membrane.
Description : A waste product in the metabolism of glucose in cells is: w) oxygen x) methane y) carbon dioxide z) urea
Last Answer : ANSWER: C -- CARBON DIOXIDE
Description : The process of osmosis is best illustrated by the movement of: a) salts in blood stream. b) oxygen into red blood cells. c) carbon dioxide through stomata. d) water into root hair cells.
Last Answer : ANSWER: D -- WATER INTO ROOT HAIR CELLS.
Description : The source of oxygen generated during photosynthesis is : (1) water (2) carbon dioxide (3) chlorophyll (4) mesophyll cells
Last Answer : water
Description : How are nutrients transported to the cells in humans?
Last Answer : Via the blood.
Description : What two substances get transported out of animal cells?
Description : Which one of the following statements concerning glucose metabolism is correct? (A) The conversion of Glucose to lactate occurs only in the R.B.C (B) Glucose enters most cells by a mechanism in ... ) An elevated level of insulin leads to a decreased level of fructose 2, 6-bisphosphate in hepatocyte
Last Answer : C
Description : when a carbonate reacts with an acid,it produces carbon dioxide gas. how can this reaction be used in our dairy life -Biology
Last Answer : answer: