जॉइन Examsbookउत्तर : 4. "Hydro metallurgy"
Gold and silver are extracted from their respective ores by _______5
प्र: Gold and silver are extracted from their respective ores by _______
- 1Smeltingfalse
- 2Roastingfalse
- 3Leachingfalse
- 4Hydro metallurgytrue
- उत्तर देखें
- Workspace
उत्तर : 4. "Hydro metallurgy"
व्याख्या :
Answer: D) Hydro metallurgy Explanation:
समान प्रश्न
Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.