Chemistry · Environmental Chemistry
पेयजल में फ्लोराइड आयन (F-) की सांद्रता (सूची-I) का मनुष्यों पर पड़ने वाले संबंधित प्रभाव (सूची-II) से मिलान कीजिए: सूची-I (F- आयन की सांद्रता) A. 2 ppm C. > 10 ppm सूची-II (मनुष्यों पर प्रभाव) I. हड्डियों के लिए हानिकारक II. दांतों का सड़ना III. दांतों का भूरा चित्तीदार होना (Mottling)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A - II, B - III, C - I✓
- 2A - II, B - I, C - III
- 3A - III, B - I, C - II
- 4A - III, B - II, C - I
सही उत्तर देखें
A - II, B - III, C - I
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