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Breathing and Exchange of Gases

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Biology

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Biology

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CBSE Gujarat Board Haryana Board

Previous Year Papers

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Class 10 Class 12
What will be the pO2 and pCO2 in the atmospheric air compared to those in the alveolar air ?
(i) pO2 lesser, pCO2 higher
(ii) pO
2 higher, pCO2 higher
(iii) pO
2 higher, pCO2 higher
(iv) pO
2lesser, pCO2 lesser.

    ii. PO2 higher PCO2 lower.
    ii. PO2 higher PCO2 lower.
    311 Views

    By what amount the solubility of carbondioxide is more than the solubility of oxygen?

    20 - 25 times
    414 Views

    Name the cavity having lungs.

    Thoracic cavity.
    448 Views

    What is the partial pressure of oxygen in  oxygenated blood ?

    95 mm Hg
    702 Views

    Oxygen is carried by haemoglobin as?

    Oxyhaemoglobin.
    415 Views

    70% of carbondioxide is transported as ?

    Bicarbonate
    360 Views