These Class 9 Biology Exercise Notes for Chapter 8 “Plant Physiology” include all solved exercise questions based on the Federal Board 2025 SLO-Based syllabus. The notes help students understand vital plant processes such as transpiration, photosynthesis, and water movement. All MCQs and short questions are answered in a student-friendly way. Scroll down to read the online version, or download the PDF version for offline use at low cost.
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