Skip to content

Course home

x
1.4 Photosynthesis
x

What is photosynthesis?

What is photosynthesis?

Labelled flow diagram showing light, carbon dioxide and water entering photosynthesis, with oxygen released and glucose formed

Photosynthesis is the endothermic process in which light energy absorbed by chlorophyll is used to make glucose from carbon dioxide and water. Oxygen is released as a by-product.

1.4 Photosynthesis Lesson

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

Step-by-step lessons 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 builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons