Transpiration | Mechanism Of Transpiration | Lec #6 | Biology Chapter 9 | 9th Class | New Book 2025
Автор: Mehran’s Science
Загружено: 2025-10-26
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Transpiration | Mechanism Of Transpiration | Lec #6 | Biology Chapter 9 | 9th Class | New Book 2025
📗 @MehransScience
In this lecture, we will discuss Transpiration — the process by which plants lose water in the form of vapors — and the Mechanism of Transpiration 🌿.
This topic is from Chapter 9: Plant Physiology of 9th Class Biology (New Book 2025). The lecture includes clear explanations, diagrams, and important MCQs and short questions for board exam preparation!
🌱 Topics Covered:
Definition and importance of transpiration
Types of transpiration (stomatal, cuticular, lenticular)
Mechanism of transpiration
Factors affecting transpiration
Advantages and disadvantages of transpiration
🧠 Important MCQs:
Transpiration is the loss of _______ from plants.
Which part of the leaf mainly performs transpiration?
The opening and closing of stomata is controlled by _______.
Cuticular transpiration occurs through _______.
✍️ Important Short Questions:
Define transpiration and explain its importance.
Name the three types of transpiration.
Explain the mechanism of transpiration.
List the factors that affect the rate of transpiration.
🎓 Perfect for: 9th Class Biology Students (PTB New Book 2025)
🎬 Watch till the end for concept clarity and exam-focused discussion.
👍 Don’t forget to Like, Share & Subscribe to @MehransScience for more Biology lectures, MCQs, and short questions from the New Book 2025.
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