Transport of Water in Plants – Class 9 Biology Ch 9 | Xylem & Transpiration Pull
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Transport of Water in Plants – Class 9 Biology Ch 9 | Xylem & Transpiration Pull
3 471 просмотр · 6 лет назад
MyScienceAcademy
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3 471 просмотр · 6 лет назад
In this video, we explain Transport of Water in Plants – Class 9 Biology Chapter 9 (New Book) in a simple, diagram-based, and exam-oriented way.
You will learn how water and minerals move from roots to leaves, the structure and role of xylem, and the mechanism of ascent of sap, including root pressure, capillary action, cohesion-tension theory, and transpiration pull.
🌱 Topics Covered:
✔ Definition of water transport in plants
✔ Structure & function of xylem
✔ Pathway of water from roots to leaves
✔ Ascent of sap explained
✔ Root pressure
✔ Capillarity
✔ Transpiration pull (cohesion-tension theory)
✔ Board-exam MCQs & key points
This lecture is ideal for:
📘 Class 9 Biology students
📘 Federal Board / Punjab Board / Sindh Board / KPK Board
📘 Concept clarity & annual exam preparation
👉 Watch till the end for important diagrams, MCQs, and exam tips