CLASS 7 SCIENCE
Chapter 1
NUTRITION IN PLANTS
Complete Revision Notes • CBSE Aligned • Easy to Revise
What you will learn
• What is nutrition and why plants need it
• Autotrophic vs Heterotrophic nutrition
• Photosynthesis – process, equation & stomata
• Special modes: Parasitic, Saprophytic, Insectivorous, Symbiotic
• How nitrogen is fixed and soil nutrients are renewed
Assessment No. 02 | Lesson No. 01
Based on latest CBSE / NCERT curriculum
Prepared for easy revision • Follow NCERT + CBSE guidelines Page 1
, Class 7 Science | Chapter 1: Nutrition in Plants CBSE 2025-26
Quick Contents
1. What is Nutrition?
2. Modes of Nutrition (Autotrophic & Heterotrophic)
3. Photosynthesis – The Food Factory of Plants
4. Stomata – Tiny Openings that Help Plants Breathe
5. How Nitrogen is Used by Plants
6. Heterotrophic Nutrition in Plants (5 types)
7. How Nutrients are Replenished in the Soil
8. Key Terms at a Glance
9. Quick Revision Checklist
10. Practice Questions
Prepared for easy revision • Follow NCERT + CBSE guidelines Page 2