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🌿 Our Environment Class 10 Notes – Chapter 15 (Science) | CBSE 2025-26 Boost your CBSE Class 10 Science preparation with our easy-to-understand and exam-ready notes on Chapter 15: Our Environment . Specially tailored for the 2025–26 academic session , these notes explain key topics like ecosystems , food chains , waste management , and ozone depletion with clear definitions, real-life examples, and important CBSE questions. 📘 Chapter Overview Subject : Science (Biology) Class : 10 Board : CBSE & State Boards Chapter No. : 15 Chapter Name : Our Environment Type : NCERT Notes, NCERT Solutions, PYQs Session : 2025–26 📚 Table of Contents What is an Ecosystem? Types of Ecosystems Self-sustainable Artificial Aquatic Ecosystem Role of Decomposers Food Chains and Food Webs 10% Law of Energy Flow Biological Magnification Environmental Impact of Human Activities Ozone Layer & Its Depletion Waste Management – Biodegradable vs Non-Bio...

  How do Organisms Reproduce? Class 10 Notes Explore our complete Class 10 Biology notes for Chapter 7 – “How Do Organisms Reproduce?” Understand various modes of reproduction in plants and animals, from budding to sexual reproduction. This concise and informative guide simplifies key concepts and helps you grasp the core processes that ensure life’s continuity. Dive into the fascinating world of reproduction and strengthen your CBSE exam preparation today! Subject Science (Biology) Class 10 Board CBSE & State Boards Chapter No. 7 Chapter Name How do Organisms Reproduce? Type Notes Session 2025-26 Table of Contents Need for Reproduction: Variation and its Importance: Modes of Reproduction Used by Single Organisms i. Fission ii. Fragmentation iii. Regeneration iv. Budding v. Vegetative Propagation vi. Spore Formation Advantages of the asexual mode of reproduction Sexual Reproduction Sexual Reproduction in Flowering Plants Reproduction in Human Beings Male Reproductive System Fem...