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We at teachoo have solved the ncert back questions, as well as the questions from inside the chapter and provided revision notes as well. The biotic and abiotic components of the ecosystem are discussed in the chapter, our environment. So there is a decrease in the amount of food energy transferred at every trophic level by 10 %. Our environment 261 another interesting aspect of food chain is how unknowingly some harmful chemicals enter our bodies through the food chain. All these interacting organisms along with nonliving constituents of the environment form an ecosystem. Jun 12, 2017 in this article you will get cbse class 10 science chapter 15, our environment. The chapter focuses on the concept of an ecosystem and explains the components of the ecosystem in detail. Click here to watch them our environment environment. Ncert solutions for class 10 science chapter 1 chemical. Oct 07, 2018 biodegradable and non biodegradable waste, food chain food web food pyramid, 10 percent law 10 % law, depletion of ozone by cfc, waste management, eco system.
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