TACT Mechanism | Movement of Water in Plants | Class 11 Biology | PTB New Book 2025 скачать в хорошем качестве

TACT Mechanism | Movement of Water in Plants | Class 11 Biology | PTB New Book 2025

In this video, we explain the TACT Mechanism (Transpiration, Adhesion, Cohesion, Tension) from the Class 11 Biology PTB New Book 2025 Chapter “Plant Physiology”. This lecture covers how water moves from roots to leaves through xylem, using clear diagrams and simple concepts — perfect for 1st year students and teachers. 🔍 What You Will Learn: ✔ What is the TACT mechanism? ✔ How transpiration creates pulling force ✔ Role of adhesion and cohesion in xylem ✔ Tension and water potential gradient ✔ Movement of water from root → stem → leaf ✔ Explanation of PTB 2025 diagram (Figure 8.9) ✔ Board exam–based explanation 🎓 Who Is This Video For? • Class 11 Students – PTB Syllabus 2025 • Teachers preparing lectures • MDCAT foundation students • Competitive exam students needing clear concepts 📘 Chapter: Plant Physiology 📚 Topic: Movement of Water through Xylem (TACT Mechanism) 🏫 Board: Punjab Textbook Board – New Edition 2025 🔔 Don’t forget to Like, Share & Subscribe for more Class 11 Biology lectures! 👉 Follow our channel for daily educational videos.