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प्रश्न
Match the following.
| Spoilage | Decomposition |
| Ozone | Biocatalyst |
| Tarnishing | Oxygen |
| Yeast | Chemical reaction |
| Calcium oxide | Food |
उत्तर
| Spoilage | Food |
| Ozone | Oxygen |
| Tarnishing | Chemical reaction |
| Yeast | Biocatalyst |
| Calcium oxide | Decomposition |
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