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Science · 2026 · 1 mark
CBSE 2026 · Region 2 · Set 1 · Q5
The following events occur during the process of photosynthesis. Choose the option that indicates the correct events. (i) Oxidation of carbon dioxide…
The following events occur during the process of photosynthesis. Choose the option that indicates the correct events.
(i)
Oxidation of carbon dioxide to carbohydrates
(ii)
Conversion of light energy into chemical energy
(iii)
Absorption of light energy by chlorophyll
(iv)
Conversion of hydrogen and oxygen into water
Official answer
(B)
(ii) and (iii)
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CBSE Class 10 Science past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.