<span>"Food borne infection is caused by the ingestion of food containing live bacteria which grow and establish themselves in the human intestinal tract. Food borne intoxication is caused by ingesting food containing toxins formed by bacteria which resulted from the bacterial growth in the food item."</span>
Answer:
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Explanation:
Social and cultural environment refers to the formation and change of social structure, social customs and habits, beliefs and values, codes of conduct, lifestyle, cultural traditions, population size and geographical distribution.
Answer:
Option (4).
Explanation:
Denitrification may be defined as the removal of the nitrates from the environment with the help of microorganism. Denitrification is important for the maintenance of nitrogen in the environment.
Aerobic conditions refers to the conditions that has free supply of oxygen where as anaerobic condition has limited supply of oxygen. The anaerobic bacteria are living in the anaerobic condition and perform denitrification in absence of oxygen.
Thus, the answer is option (4).
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