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3. Retaining food quality for longer time 4. Rhizobium, Clostridium and Azotobactor 5. The process of conversion of sugar into alcohol by yeast​

Answer»

1. To retain quality and nutritive value, stock only the kinds and amounts of food you can store properly. Proper storage means maintaining a clean refrigerator and freezer. Avoid OVERCROWDING the refrigerator. Arrange items so cold air can circulate freely.2.Rhizobium, Azotobacter, Beijerinckia, and Clostridium are some example of nitrogen-fixing bacteria. Nitrosomonas is a nitrifying bacteria which ASSISTS in the process of nitrification. Nitrification is the oxidation or conversion of ammonia to NITRITE to nitrate.3.Fermentation is a metabolic process that converts sugar to acids, gases or alcohol. It occurs in YEAST and bacteria, and also in oxygen-starved muscle cells, as in the CASE of lactic acid fermentation.



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