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WalesBiologyQuick questions

Unit 3: Energy, Homeostasis and the Environment

Quick questions on The importance of ATP and photosynthesis - WJEC A-Level Biology

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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Name the products of the light-dependent reactions used in the Calvin cycle. [1 mark]
What is q2?
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Explain why increasing light intensity beyond a certain point no longer increases the rate of photosynthesis. [2 marks]
What is q3?
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A plant's rate of photosynthesis rises from 1212 to 30 arbitrary units30 \text{ arbitrary units} when CO2\text{CO}_2 is added. Calculate the percentage increase. [2 marks]

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