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picture1_Environmental Issues Ncert Pdf 49504 | Ncert Solutions Feb2021 For Class 12 Biology Chapter 16


picture2_Environmental Issues Ncert Pdf 49504 | Ncert Solutions Feb2021 For Class 12 Biology Chapter 16 picture3_Environmental Issues Ncert Pdf 49504 | Ncert Solutions Feb2021 For Class 12 Biology Chapter 16

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File: Environmental Issues Ncert Pdf 49504 | Ncert Solutions Feb2021 For Class 12 Biology Chapter 16
NCERT Solutions for Class 12 Biology Chapter 16 – Environmental Issues Exercise page no. 286 1. What are the various constituents of domestic sewage? Discuss the effects of sewage discharge ...

icon picture PDF Filetype PDF | Posted on 19 Aug 2022 | 2 years ago
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...Ncert solutions for class biology chapter environmental issues exercise page no what are the various constituents of domestic sewage discuss effects discharge on a river solution wastes generated from households toilet kitchen laundry and other related sources is termed as it contains contaminants in form disease causing microbes suspended solid clay salt sand colloidal matter bacteria plastic cloth fiber fecal dissolved phosphate nitrate ammonia sodium calcium organic entering water bodies serve source food such algae these to multiply hence their population increases almost all oxygen utilized by them metabolism leading biological demand bod levels increase death aquatic entities additionally nutrients present cause planktonic algal growth bloom which leads decline quality fish mortality list that you generate at home school or during your trips places could very easily reduce generation would be difficult rather impossible some different given below schools paper napkin plastics was...
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