Subject: General Science
Book: NCERT Biology Class 12
Study of growth patterns in plants.
- **Plant Hormones**:
- Auxins, gibberellins, cytokinins, ethylene.
- **Growth Curves**:
- Phases of growth.
- **Photoperiodism and Vernalization**:
- Effects of light and temperature.
**Possible Exam Questions:**
1. What are the different plant hormones and their functions?
2. Explain the concept of photoperiodism in plants.
3. Describe the phases of plant growth.
4. What is vernalization? How does it affect plant development?
5. How do gibberellins influence seed germination?
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