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स्वच्छ और प्रदूषण रहित पानी का जैव रासायनिक ऑक्सीजन मांग (BOD) मान आमतौर पर कितना होता है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

15 ppm और 7 ppm के बीच
27 ppm और 10 ppm के बीच
310 ppm से अधिक
45 ppm से कम✓

सही उत्तर देखें

5 ppm से कम

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स्वच्छ और प्रदूषण रहित पानी का जैव रासायनिक ऑक्सीजन मांग (BOD) मान आमतौर पर कितना होता है?

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स्वच्छ और प्रदूषण रहित पानी का जैव रासायनिक ऑक्सीजन मांग (BOD) मान आमतौर पर कितना होता है?

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