Our Environment In ONE SHOT | Class 10 Science Chapter 13 (Theory + PYQs) | Samridhi Sharma
Автор: Samridhi Sharma - 9th & 10th
Загружено: 2025-11-11
Просмотров: 358223
👉Handwritten + PDF Notes Link - https://physicswallah.onelink.me/ZAZB...
Our Environment In ONE SHOT | Class 10 Science Chapter 13 (Theory + PYQs) | Samridhi Sharma
👉 All Subjects Sample Papers: https://shorturl.at/qTfJF
👉 Telegram Channel link - https://t.me/samridhisharma_Maam
👉 CBSE Question & Concept Bank (QCB) Class 10 Science - https://store.pw.live/products/cbse-q...
Master Our Environment Class 10 Science Chapter 13 in ONE SHOT with Samridhi Sharma (PW) 🌍. Full NCERT + PYQs explained — covering Ecosystem, Food Chains, Trophic Levels, Energy Flow, and Ozone Depletion. Perfect for CBSE Class 10 Board Exams 2025–26, quick revision, and concept clarity in Biology. 💯
Timestamps
00:00 Introduction
01:35 What is Ecosystem
06:10 Types of Ecosystem
08:30 Natural and Artificial Ecosystem
12:04 Components of Ecosystem
18:10 Decomposer
21:04 Functioning of Decomposer
25:22 Questions
28:50 Food Chain
30:55 Trophic Level
32:30 Terrestrial and Aquatic food chain
36:18 10% Law of Energy Transfer
42:15 Questions
46:50 Food Web
51:40 Biomagnification
59:30 Layers of Atmosphere
01:03:00 Environmental problem and it's management
01:05:45 Types of waste
01:07:25 Waste Management
01:10:35 Questions
01:17:10 Thank you
#OurEnvironment #Class10Science #SamridhiSharma #PW #Class10 #CBSE2026 #BiologyClass10 #ScienceOneShot #NCERTClass10 #BoardExamPrep #StudyWithPW
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