- Name: Required practical 8
- Code: B.4.10.H.18
- Specification Reference: 22.214.171.124
- Keywords: Hormones, chemical, stimulus, auxin
- Objectives: 1. Required practical: plan and carry out an investigation into the effect of light on plant shoots.
- Competency: Describe how plant shoots and roots respond to light and gravity.
- Proficiency: Explain positive and negative phototropism.
- Mastery: Describe the use of chemicals in agriculture.