GCSE Biology - Photosynthesis (2026/27 exams)

Fri, 20 Mar 2026 23:15:34 +0000

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*** WHAT'S COVERED ***
1. Photosynthesis Overview
* Location within plants (leaves, chloroplasts)
* Role of chlorophyll in absorbing light energy
2. The Photosynthesis Reaction
* Word equation
* Balanced symbol equation
* Requirement for light energy
* How plants obtain reactants
3. Uses of Glucose Produced
* Cellular respiration (to release energy)
* Making cellulose (for strengthening cell walls)
* Making starch (for energy storage)
* Making amino acids (combining with nitrates to form proteins)
* Making oils and fats (for energy storage, especially in seeds)
4. Photosynthesis Rate and Growth
* Link between the rate of photosynthesis and plant growth rate

*** CHAPTERS ***
0:00 Introduction to Photosynthesis
0:12 Where Photosynthesis Occurs
0:28 Photosynthesis Equation
0:50 Energy Requirements
1:12 Obtaining Reactants
1:30 Uses of Glucose
3:13 Photosynthesis Rate & Plant Growth

*** PLAYLISTS ***