Same chapter3 marksDifficulty: Medium
Describe an experiment to show that light is necessary for photosynthesis.
Photosynthesis
3 marksDifficulty: Medium
State three factors that limit the rate of photosynthesis.
Original Khojo Papers practice question — not from a past board paper.
Answer
The intensity of light, the concentration of carbon dioxide and the temperature all limit the rate. Water supply and the amount of chlorophyll also affect it.
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
At any moment the rate is set by whichever factor is furthest from its optimum, which is Blackman's law of limiting factors.
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