2. Answer the following questions in your own words. (a) How is milk pasteurized ? (b) Why should we not consume adulterated food materials? (c) What precautions do your parents take to keep foodstuffs safe? (d) How does food spoilage occur ? Which are the various factors spoiling the food ? (e) Which methods of food preservation would you use?
Answers
A In most milk processing plants, chilled raw milk is heated by passing it between heated stainless steel plates until it reaches 161° F. It's then held at that temperature for at least 15 seconds before it's quickly cooled back to its original temperature of 39° F.
B because it affects our health. It is unsafe & impure. Adulterated food can cause stomach disorder, food poisoning,cancer, heart problems, giddiness, Diarrhoea, infertility, allergies, anaemia,brain damage, paralysis, hyperactivity ,etc.
C Wash your hands with warm water and soap before preparing foods and after handling raw meat, poultry, fish, or egg products. Keep raw meats and their juices away from other foods in the refrigerator and on countertops. Never wash raw chicken. Washing raw meat and poultry can spread germs around the kitchen.
D Various factors cause food spoilage, making items unsuitable for consumption. ... Microbial spoilage results from bacteria, molds, and yeast. While microorganisms may or may not be harmful, the waste products they produce when growing on or in food may be unpleasant to taste.
E Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals.
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Answer:
A In most milk processing plants, chilled raw milk is heated by passing it between heated stainless steel plates until it reaches 161° F. It's then held at that temperature for at least 15 seconds before it's quickly cooled back to its original temperature of 39° F.
B because it affects our health. It is unsafe & impure. Adulterated food can cause stomach disorder, food poisoning, cancer, heart problems, giddiness, Diarrhoea, infertility, allergies, anaemia,brain damage, paralysis, hyperactivity ,etc.
C Wash your hands with warm water and soap before preparing foods and after handling raw meat, poultry, fish, or egg products. Keep raw meats and their juices away from other foods in the refrigerator and on countertops. Never wash raw chicken. Washing raw meat and poultry can