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Identify six types of food that may be produced using micro-organisms. (6 marks)June/July 2020
Bread: Yeast, a type of microorganism, is used in the production of bread to cause fermentation and give bread its distinctive texture and flavor. Cheese: Many types of cheese are produced using microorganisms such as bacteria and moulds. For example, penicillium mould is used in the production of bRead more
Highlight guidelines that should be followed when stormg vegetables.(6 marks)June/July 2020
Store vegetables in a cool, dry place: Vegetables should be stored in a cool, dry place to prevent them from spoiling. Keep vegetables away from direct sunlight: Exposure to sunlight can cause vegetables to spoil more quickly. Store vegetables in a well-ventilated area: Proper ventilation can help pRead more
Explain the way in which each of the following micro-organisms cause food poisoning: Gi) Moulds; Gi) Baeteria. (4 marks)June/July 2020
Moulds: Moulds are a type of fungus that can grow on food and cause food poisoning. Moulds can produce toxins called mycotoxins, which can be harmful if ingested. Moulds can grow on a variety of foods, including meats, grains, and fruits. Bacteria: Bacteria are single-celled microorganisms that canRead more
Explain three factors that may account for poor eating habit among people living with HIV and AIDSs. (6 marks)June/July 2020
Side effects of HIV medication: Some medications used to treat HIV can cause nausea, vomiting, and loss of appetite, leading to poor eating habits. Depression and anxiety: People living with HIV and AIDS may experience depression and anxiety, which can affect their desire to eat. Limited access to nRead more
Highlight six way sin which a food handler may contribute to the spread of food poisoning bacteria. (6 marks)June/July 2020
Poor personal hygiene: Food handlers who do not practice good personal hygiene, such as washing their hands frequently and properly, may contaminate food with bacteria from their skin or respiratory tract. Handling food with bare hands: Food handlers who handle food with their bare hands, rather thaRead more
Outline four sources of natural food colours. (4 marks)June/July 2020
Plants: Many plants contain pigments that can be used as natural food colors. For example, beetroot, carrot, and paprika can be used to provide a red or orange color, while turmeric can provide a yellow color. Fruits and vegetables: Fruits and vegetables can also be used as sources of natural food cRead more
State five purposes served by irradiation in food preservation,(5 marks)June/July 2020
Irradiation is a process in which food is exposed to ionizing radiation in order to kill bacteria, viruses, and other microorganisms. Irradiation is used in food preservation for a variety of purposes, including: Increasing shelf life: By killing microorganisms, irradiation can help to extend the shRead more
Irradiation is a process in which food is exposed to ionizing radiation in order to kill bacteria, viruses, and other microorganisms. Irradiation is used in food preservation for a variety of purposes, including:
Outline five uses of eggs in food production. (S marks)June/July 2020
Baking: Eggs are used as a leavening agent in baking, as the proteins in the whites can help to provide structure and stability to baked goods. They are also used as a binding agent in many baked goods, such as cakes and cookies. Coating and breading: Eggs are often used to coat or bread food itemsRead more
Highlight six ways in which cockroaches may be controlled in a food establishment.(6 marks)June/July 2020
Sanitation: Maintaining a clean and well-organized food establishment is essential for preventing the attraction and harborage of cockroaches. This may include regularly cleaning and sanitizing surfaces, storing food properly, and properly disposing of garbage. Physical controls: Physical controls,Read more
State four circumstances under which the oxidation of vitamin C may occur.(4 marks)June/July 2020
Vitamin C, also known as ascorbic acid, is an essential nutrient that is important for a variety of functions in the body. The oxidation of vitamin C may occur under certain circumstances, including: Exposure to air: Vitamin C is susceptible to oxidation when it is exposed to air, as the oxygen in tRead more
Vitamin C, also known as ascorbic acid, is an essential nutrient that is important for a variety of functions in the body. The oxidation of vitamin C may occur under certain circumstances, including: