alleryStart learning →Oxygen is transported in human blood mainly by
Aplasma
Bplatelets
Cwhite blood cells
Dhaemoglobin
Answer & Solution
Correct answer: D. haemoglobin
1. Oxygen binds to a red pigment in the red blood cells.
2. This pigment, **haemoglobin**, carries oxygen from the lungs to the tissues.
3. Plasma mainly carries CO₂ and dissolved substances.
_Source: Karnataka SSLC (KSEEB) Class 10 Science, Ch6 'Life Processes', §6.4_
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