Class 10 Biology | Our Environment | Top MCQs & PYQs in 5 Minutes 🔥| Swarnima
Автор: Swarnima
Загружено: 2026-01-18
Просмотров: 539
Notes - https://drive.google.com/file/d/1X3wP...
Revise Class 10 Biology fast and smart!
In this 5-minute rapid series, we cover all important MCQs and PYQs from the chapter “Our Environment”.
Timestamps -
00:00 - Intro
01:21 - Most Repeated MCQs
12:21 - Outro
📌 Topics Covered:
Ecosystem & its components
Food chain and food web
Trophic levels
Energy flow (10% law)
Biological magnification
Ozone depletion
Biodegradable vs non-biodegradable waste
Environmental problems (PYQ focus)
🎯 Best for:
CBSE Class 10 students
Board exam 2026 preparation
Last-minute revision
Concept-based MCQs
👉 Watch till the end for most repeated exam questions!
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#OurEnvironment
#BiologyMCQ
#CBSE2026
#BoardExamPreparation
#EcosystemClass10
#EnvironmentalScience
#ScienceShorts
#RapidRevision
#PYQClass10
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