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1.4 Photosynthesis

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Question 4

An illuminated algal culture takes up carbon dioxide at a mean rate of 9.6 cm3 per hour.

A gas sensor records the culture for 15 minutes.

What is the volume of carbon dioxide taken up in 15 minutes?

[1]
A

2.4 cm32.4\ \text{cm}^32.4 cm3

B

38.4 cm338.4\ \text{cm}^338.4 cm3

C

0.16 cm30.16\ \text{cm}^30.16 cm3

D

9.6 cm39.6\ \text{cm}^39.6 cm3

Markscheme

1.4 Photosynthesis Questions

  1. GCSE
  2. /Biology
  3. /1.4 Photosynthesis

117 exam-style questions on OCR GCSE Biology 1.4 Photosynthesis, covering 1.4.1 Photosynthesisers as biomass producers, 1.4.2 Factors affecting the rate of photosynthesis, and 1.4.3 Limiting factors in photosynthesis. Each one has a worked solution and a mark scheme showing where the marks go.

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