Assertion `:-` In the alveoli, dissociation of `CO_(2)` from carbamino-haemoglobin takes place Reason `:-` In the alveoli `P_(CO_(2))` is low and `P_(

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Assertion `:-` In the alveoli, dissociation of `CO_(2)` from carbamino-haemoglobin takes place Reason ` ... . D. If both Assertion & Reason are false.

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Description : Dissociation of `CO_(2)` from carbamino-haemoglobin takes place when:

Last Answer : Dissociation of `CO_(2)` from carbamino-haemoglobin takes place when:

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Last Answer : Dissociation of `CO_(2)` from carbamino-haemoglobin takes place when:

Description : Assertion `:-` Bohr effect occur at the level of alveoli of lungs. Reason `:-` High concentratio of `CO_(2)` allow dissociation of oxyhaemoglobin.

Last Answer : Assertion `:-` Bohr effect occur at the level of alveoli of lungs. Reason `:-` High concentratio ... False. D. If both Assertion & Reason are false.

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

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Description : In which the following factors can interfere in binding of `O_(2)` with haemoglobin. `A-P_(CO_(2))` `B-H^(+)` ion concentration C-Temperture

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Description : Which one of the following is the correct statement for respiration in humans? (a) Cigarette smoking may lead to inflammation of bronchi. (b) Neural signals from pneumotoxic centre in pons region ... . (d) About 90% of carbon dioxide (CO2) is carried by haemoglobin as carbamino-haemoglobin.

Last Answer : (c) Workers in grinding and stone-breaking industries may suffer from lung fibrosis.

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 : Bulk of carbon dioxide (CO2) released from body tissues into the blood is present as (a) bicarbonate in blood plasma and RBCs (b) free CO2 in blood plasma (c) 70% carbamino-haemoglobin and 30% as bicarbonate (d) carbamino-haemoglobin in RBCs.

Last Answer : (a) bicarbonate in blood plasma and RBCs

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 : Which one of the following is the correct statement for respiration in humans ? (1) About 90% of carbon dioxide (CO2 ) is carried by haemoglobin as carbamino-haemoglobin (2) Cigarette smoking ... of inspiration (4) Workers in grinding and stone-breaking industries may suffer, from lung fibrosis.

Last Answer : (4) Workers in grinding and stone-breaking industries may suffer, from lung fibrosis.

Description : Identify the wrong statement with reference to transport of oxygen. (a) Binding of oxygen with haemoglobin is mainly related to partial pressure of O2. (b) Partial pressure of CO2 can interfere ... the formation of oxyhaemoglobin. (d) Low pCO2 in alveoli favours the formation of oxyhaemoglobin.

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Description : `N_(2)O_(4), (HPO_(2))_(2), H_(2)CO_(3), SO_(2), SO_(3), P_(4)O_(10) H_(2)SO_(4), N_(2)O_(3), HNO_(3), H_(3)PO_(3)`. (a) Among the above compounds, co

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Description : `N_(2)O_(4), (HPO_(2))_(2), H_(2)CO_(3), SO_(2), SO_(3), P_(4)O_(10) H_(2)SO_(4), N_(2)O_(3), HNO_(3), H_(3)PO_(3)`. (a) Among the above compounds, co

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Description : Every 100ml deoxygenated blood delivers around `___________________` `CO_(2)` to alveoli `:-`

Last Answer : Every 100ml deoxygenated blood delivers around `___________________` `CO_(2)` to alveoli `:-` A. 20ml B. 4 ml C. 5 ml D. 25ml

Description : `{:("Respiration","Atmosphere","Alveoli","Deoxygenated blood","Oxygenated blood","Tissue"),(O_(2),159,104,B,95,D),(CO_(2),0.3,A,45,C,45):}` Correct op

Last Answer : `{:("Respiration","Atmosphere","Alveoli","Deoxygenated blood","Oxygenated blood","Tissue"),(O_(2),159,104,B,95,D) ... 45, 40, 95, 40 D. 40, 45, 40, 40

Description : Assertion :- Bond Dissociation energy is `F_(2) gt Cl_(2)` Reason:- `Cl_(2)` have more electronic repulsion than `F_(2)`.

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Description : Given below graphs an oxygen dissociation curve `:-` Where in the body will haemoglobin be saturation at the percentage shown at points X,Y and Z.

Last Answer : Given below graphs an oxygen dissociation curve `:-` Where in the body will haemoglobin be ... ventricle , Y-Right ventricle, Z-Systemic artery

Description : The oxygen - haemoglobin dissociation curve will show a right shift in case of

Last Answer : The oxygen - haemoglobin dissociation curve will show a right shift in case of A. High `pCO_(2)` B. High ... `pCO_(2)` D. Less `H^(+)` concentration

Description : The oxygen Haemoglobin dissociation curve will show a right shift in case of `:-`

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Description : Decrease in pH causes `O_(2)` dissociation curve of haemoglobin to shift to

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Description : Oxygen dissociation curve of haemoglobin is

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Description : Body tissues obtain oxygen from haemoglobin because of its dissociation in tissues caused by

Last Answer : Body tissues obtain oxygen from haemoglobin because of its dissociation in tissues caused by A. Low ... concentration D. High `CO_(2)` concentration

Description : Oxygen haemoglobin dissociation curve will shift to right on decrease of

Last Answer : Oxygen haemoglobin dissociation curve will shift to right on decrease of A. Acidity B. Carbon dioxide concentration C. Temperature D. pH

Description : Sigmoidal oxygen dissociation curve is a property of (A) Haemoglobin (B) Carboxyhaemoglobin (C) Myoglobin (D) Methaemoglobin

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Description : A shift in the oxygen-haemoglobin dissociation curve to the right occurs in : a. hypothermia b. carboxyhaemoglobin c. acidosis d. fetal haemoglobin

Last Answer : acidosis

Description : The exchange of gases in mammals takes place in the (a) larynx (b) trachea (c) alveoli (d) bronchi

Last Answer : Ans:(c)

Description : The exchange of gases in the alveoli of the lungs takes place by (a) passive transport (b) active transport (c) osmosis (d) simple diffusion.

Last Answer : d) simple diffusion.

Description : Assertion` :-` Major part of `CO_(2)` is transported in the form of sodium bicarbonate. Reason `:-` 0.3 ml of `CO_(2)` is transported per 100ml of blo

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Description : Assertion `:-` The blood transports carbondioxide comparatively easily. Reason `:-` During `CO_(2)` transport chloride ions diffuse from plasma into t

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Description : Assertion (A): Deforestation is one main factor contributing to global warming. Reason (R) : Besides `CO_(2)`, two other gases methane and CFCs are al

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Description : Assertion: Assimilotary power in photosynthesis is generated in ETS occuring in thylakoid membrane . Reason : They are needed for `CO_(2)` reduction.

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Description : Assertion :-`CO_(2)` molecules is non-polar while `SO_(2)` Reason : - Carbon atom is smaller than sulphur.

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Description : Assertion `:` Most of the human haemoglobin in our body has `2 alph` and `2 beta` polypeptide chains. Reason `:` Haemoglobin is a conjugate protein an

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Description : Assertion : Smoking makes oxgyen less available to the body Reason : In presence `CO,O_2` binds less with haemoglobin.

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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

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Description : Assertion `:-` Conditional reabsorption of `Na^(o+)` and water takes place in DCT. Reason `:-` DCT is also capacble of selective secretion of hydrogen

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Description : Assertion : Formation of sperm takes place in seminiferous tubules of testes . Reason : Seminiferous tubules lined with male germ cells and sertoli ce

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Description : Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange takes place in meiosis.

Last Answer : Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange ... . If both Assertion & Reason are false.

Description : Assertion : Replication of DNA not occurs during interkinesis. Reason : Divison of chromosomes takes place during meiosis-II.

Last Answer : Assertion : Replication of DNA not occurs during interkinesis. Reason : Divison of chromosomes takes place ... . If both Assertion & Reason are false.

Description : Assertion :- In higher plants, the mitosis is termed as anastral mitosis. Reason : In higher plants, mitosis takes place without spindle fibers.

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Description : Assertion A.: The minimum self cleansing velocity in the sewer, at least once a day, must be generated. Reason (R): If certain deposition takes place and is not removed, it obstructs free flow and causes further ... correct explanation of A C. A is true but R is false D. A is false but R is true

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Description : Assertion (A) :Sunlight reaches us without dispersion in the form of white light and not as a component. Reason(R) : Dispersion takes place due to variation of refractive index for different wavelength but in vaccum the speed of ... of A. (c) A is true but R is false. (d) A is false but R is true.

Last Answer : (a) Both A and R are true and R is the correct explanation of A.

Description : What process takes at the boundary between capillaries and the alveoli?

Last Answer : The exchange of carbon dioxide to the lungs and oxygen from thelungs.

Description : In `C_(4)` plants , initial `CO_(2)` fixation takes place in the chloroplasts of

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Description : In mitochondrial matrix complete oxidation of pyruvate takes place in which all the hydrogen atoms are removed, leaving three molecules of `CO_(2)`

Last Answer : In mitochondrial matrix complete oxidation of pyruvate takes place in which all the hydrogen atoms are removed, leaving three molecules of `CO_(2)`

Description : In mitochondrial matrix complete oxidation of pyruvate takes place in which all the hydrogen atoms are removed, leaving three molecules of `CO_(2)`

Last Answer : In mitochondrial matrix complete oxidation of pyruvate takes place in which all the hydrogen atoms are removed, leaving three molecules of `CO_(2)`

Description : Assertion `:-` The amount of `CO_(20` that can diffuse through the diffusion membrane per unit differnece in partial pressure is much higher compared

Last Answer : Assertion `:-` The amount of `CO_(20` that can diffuse through the diffusion membrane per unit ... . D. If both Assertion & Reason are false.