Environment Shankar IAS | Chapter 2 Part 2 | Audio Podcast for UPSC & State PCS
Автор: The Quick Chapter
Загружено: 2026-01-07
Просмотров: 19
Описание:
In this video, we continue with Chapter 2 (Part 2) of our Environment and Ecology series. We dive deep into the functional aspects of the ecosystem, specifically focusing on the Pyramid of Biomass, the movement of Pollutants through Trophic Levels, and the various types of Biotic Interactions between organisms.
This session is essential for aspirants preparing for UPSC, State PSC, SSC, and other competitive examinations where Ecology is a key syllabus component.
📝 Topics Covered in This Video:
Pyramid of Biomass: Understanding the difference between Upright (Terrestrial) and Inverted (Aquatic) pyramids.
Pollutants & Trophic Levels: Detailed explanation of Bioaccumulation vs. Biomagnification and how toxins concentrate in the food chain.
Biotic Interactions: Positive and Negative interactions including Mutualism, Commensalism, Amensalism, Predation, Parasitism, and Competition.
Key Concepts & Keywords:
Pyramid of Biomass: Measures the total mass of living matter at each trophic level.
Biomagnification: The increase in concentration of a substance (like DDT or Mercury) as it moves up the food chain.
Biotic Interaction Matrix: A comparative study of how species interact ( (+ +), (+ 0), (+ ), ( -) ).
#EnvironmentAndEcology #PyramidOfBiomass #Bioaccumulation #Biomagnification #BioticInteraction #UPSCPreparation #EcologyForCompetitiveExams #EnvironmentChapter2
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