Fertilization | Lec #9 | Biology Chapter 10 | 9th Class | New Book 2025
Автор: Mehran’s Science
Загружено: 2026-01-16
Просмотров: 27
Описание:
Fertilization | Lec #9 | Biology Chapter 10 | 9th Class | New Book 2025
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In this lecture, we explain Fertilization in Flowering Plants according to the 9th Class Biology New Book 2025 and Smart Syllabus (ALP) with clear concepts and exam-focused points.
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Topics Covered:
✔️ Definition of fertilization
✔️ Germination of pollen grain
✔️ Growth of pollen tube
✔️ Entry of pollen tube into ovule
✔️ Fusion of male and female gametes
✔️ Double fertilization in angiosperms
✔️ Formation of zygote and endosperm
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Important MCQs:
1️⃣ Fertilization occurs in which part of the flower?
2️⃣ Fusion of male gamete with egg is called __________ fertilization.
3️⃣ Double fertilization is found in __________ plants.
4️⃣ Which structure guides pollen tube toward ovule?
5️⃣ What is formed by the fusion of second male gamete and polar nuclei?
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Important Short Questions:
✔️ Define fertilization.
✔️ What is double fertilization?
✔️ Name the two products of fertilization.
✔️ Why is fertilization important in plants?
✔️ Write the role of pollen tube in fertilization.
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This Lecture Will Help You To:
✅ Prepare MCQs & short questions
✅ Understand diagrams easily
✅ Score better in board exams
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