Environment & Ecology · Environment
निम्नलिखित में से भूमिगत जल प्रदूषण का मुख्य कारण क्या है?
- 1वर्षा जल संचयन
- 2वाष्पीकरण
- 3औद्योगिक कचरा✓
- 4घरेलू जैविक कंपोस्टिंग
सही उत्तर देखें
औद्योगिक कचरा
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