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Carbon dioxide is considered a harmful b...

Carbon dioxide is considered a harmful by-product of cellular respiration because it

A

lowers the hydrogen ion concentration in the blood

B

combines with haemoglobin to form carboxyhaemoglobin

C

has more affinity for haemoglobin

D

lowers the pH of the blood

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Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-BREATHING AND EXCHANGE OF GASES -EXERCISE-I (Transport of Gases)
  1. Carbon dioxide (CO) diffuses into blood from tissue site and passes to...

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  2. Oxygen binding to haemoglobin in blood is

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  3. Carbon dioxide is considered a harmful by-product of cellular respirat...

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  4. About seven percent of carbon dioxide is transported to the lungs

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  5. Right-shift of oxygen-haemoglobin dissociation curve can occur due to

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  6. The affinity of haemoglobin for oxygen increases due to

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  7. The following are the two statements regarding carbon dioxide: (a) C...

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  8. Which of the following is the most important factor that determines wh...

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  9. Formation of carbonic acid from carbon dioxide and water is catalysed ...

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  10. Every 100 mL of oxygenated blood delivers approximately

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  11. The chemical bond between oxygen and haemoglobin is

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  12. Percentage of O2 transported from lungs to the tissues through RBC is

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  13. Percentage of O2 & CO2 transported in a dissolved state through plasm...

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  14. The curve obtained when percentage saturation of Hb with O2 is plotted...

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  15. Which of the following factors is not favourable for the formation of ...

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  16. The major factor which could affect the binding of CO2 to Hb is

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  17. Amount of CO2 transported as bicarbonates, carbamino compounds and di...

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  18. During transport of CO2 blood does not become more acidic due to

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  19. In pulmonary capillaries, there is definite exchange of ions between R...

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  20. Much of CO2 is transported by the blood as

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