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Science · 2023 · 2 marks
CBSE 2023 · Region 1 · Set 1 · Q23
Name the type of blood (oxygenated / deoxygenated) transported by each of the following mentioning the path (i.e. from one organ (which place) to another (which place)).(i)Vena cava(ii)Pulmonary arteryWith the help of a schematic flow chart, show the breakdown of glucose in a cell to provide energy -(i)in the presence of oxygen(ii)in lack of oxygen
Name the type of blood (oxygenated / deoxygenated) transported by each of the following mentioning the path (i.e. from one organ (which place) to another (which place)).
(i)
Vena cava
(ii)
Pulmonary artery
With the help of a schematic flow chart, show the breakdown of glucose in a cell to provide energy -
(i)
in the presence of oxygen
(ii)
in lack of oxygen
Marking-scheme solution
(i)
Vena cava - deoxygenated blood from body to heart.
(ii) Pulmonary artery - deoxygenated blood from heart to lungs. OR
(b) (i)
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CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.