🍀Environment Class 3| OPSC Civil Service Prelims скачать в хорошем качестве

🍀Environment Class 3| OPSC Civil Service Prelims

These classes are an essential part of our Prelims Crash Course Series, designed to help you master the entire OCS Prelims syllabus with clarity and confidence. The course includes complete syllabus coverage, regular mock tests, and strategic guidance at every step. The structure is carefully planned so that even a beginner starting from zero can understand all important topics in a concise, systematic, and time-bound manner. By the end of this series, you will be fully prepared to approach the OPSC Prelims with accuracy and assurance. 🔥Whatsapp for Details👉 8249173360 (Whatsapp) 👉Official Telegram channel (Study Materials and Updates): https://t.me/os_academy 👉OPSC Community (Open discussion) - https://t.me/+PUuUrTSaFgw5MzRl 👉OS Academy Library (Free Books)- https://t.me/OSALibrary 🔥Complete Home Science Course 👉    • 🏠Home Science Batch (2025-26)   🔥Complete Ethics (GS 4) Course 👉    • 👀Complete Ethics Batch   🔥All Marathon Classes👉    • 📚Marathon Classes   🔥GS 1 Playlist 👉    • 👑GS 1   🔥GS 2 Playlist 👉 🔥GS 3 Playlist👉    • 📗GS 2   🔥GS 4 Playlist 👉    • ☂️GS 4 (Ethics)   🔥Essay Playlist 👉    • 🦋Essay   🔥Home Science Playlist 👉    • 🏠Home Science   🔥PSIR Playlist 👉    • 👨🏽‍🦳PSIR Optional   🔥Sociology Playlist 👉    • 🫂Sociology   🔥Philosophy Playlist 👉    • 🧠Philosophy   ⏱️ Timestamps 00:00 – Trophic Level 05:39 – Food Chain, Food Web, Ecological Pyramids 06:12 – Food Chain 08:47 – Food Web 11:50 – Ecological Pyramids (Number, Energy, Biomass) 21:56 – Species Interaction: Mutualism, Neutralism, Predation, Competition, Amensalism, Commensalism 27:05 – Corals (Mutualism) 31:50 – Sucker Fish (Commensalism) 37:32 – Predation vs Parasitism (Difference) 45:15 – 10% Law 45:51 – Biomagnification vs Bioaccumulation 52:41 – Vulture Crisis ☑️ Phone - 8249173360 (Whatsapp/ Call) ☑️ Email - askosacademy@gmail.com #OAS2025 #OPSCPreparation #1YearPlanOPSC #OASRoadmap #CrackOPSC #OPSCMainsStrategy #OSAcademy #OASAcademy #OdishaCivilService #UPSCvsOPSC #OPSCStudyPlan #Prelims #OSSC #OSSSC #CGL #OSSCCGL #OAS