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JEE Main 2023 (Online) 29th January Evening Shift

MCQ+4 / -12023

The concentration of dissolved Oxygen in water for growth of fish should be more than \(\mathrm{\underline X }\) ppm and Biochemical Oxygen Demand in clean water should be less than \(\mathrm{\underline Y }\) ppm. X and Y in ppm are, respectively.

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