किस विकल्प में नदी प्रदूषण रोकने का सही उपाय है?
Which option is a correct way to prevent river pollution?
Explanation opens after your attempt
B. गंदे पानी का उपचार करके छोड़नाReleasing wastewater after treatment
Concept
Treatment of wastewater helps keep river water clean. In exams write both treatment and public awareness as measures.
Why this answer is correct
The correct answer is B. गंदे पानी का उपचार करके छोड़ना / Releasing wastewater after treatment. Treatment of wastewater helps keep river water clean. In exams write both treatment and public awareness as measures.
Exam Tip
गंदे पानी का उपचार नदी जल को स्वच्छ रखने में मदद करता है। परीक्षा में उपचार और जनजागरूकता दोनों उपाय लिखें।
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