Tag: food spoilage, adulteration and preservation

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Questions Related to food spoilage, adulteration and preservation

Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

The following table lists the causative agents for four different diseases.

Disease Name Causative Agent
Influenza Virus
Taeniasis Tapeworm
Ringworm Fungus
Food poisoning Bacterium

For which of these diseases would treatment with antibiotics be most appropriate?

  1. Influenza

  2. Taeniasis

  3. Ringworm

  4. Food poisoning
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
Influenza is the virus that causes common cold and flu, taeniasis is the parasitic disease caused by the tapeworms, ringworm is the skin related fungal infection and food poisoning is the infection caused by the ingestion of spoiled food, containing bacteria or bacterial toxins. The antibiotic is the medication used to treat the infection caused by the pathogenic bacteria. It kills of inhibiting the growth of bacteria. It does not effective on the virus, fungus or any other worms. Therefore, the correct answer is option D.
Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

Regulation of most food additives is the responsibility of the

  1. Centers for Disease Control and Prevention

  2. United States Department of Agriculture

  3. Food and Drug Administration

  4. Environmental Protection Agency

  5. Food Additives Amendment

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

The Delaney Clause has been part of the US Food, Drug and Cosmetic laws since it was enacted by the Congress in 1958. The Delaney Clause was included in the Food Additives Amendment of 1958 and stated that no food additive (including pesticides) shall be considered safe if it is found to induce cancer when ingested by man or animal. The Food Additives Amendment of 1958 is a 1958 amendment to the Food, Drugs, and Cosmetic Act of 1938.

Therefore, the correct answer is option E.

Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

Food additives widely used for many years without apparent ill effects are on the .......... list

  1. FDA

  2. GRAS

  3. Additive safety

  4. Delaney
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Generally recognized as safe (GRAS) is an American Food and Drug Administration (FDA) designation that a chemical or substance added to food is considered safe by experts and so is exempted from the usual Federal Food, Drug, and Cosmetic Act (FFDCA) food additive tolerance requirements. The concept of food additives being "generally recognized as safe" was first described in the Food Additives Amendment of 1958, and all additives introduced after this time had to be evaluated by new standards.

Therefore, the correct answer is option B.

Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

The Delaney clause states that

  1. There is a threshold for carcinogens.

  2. The generally recognized as safe (GRAS) list must be reviewed every 5 years.

  3. No substance either introduced or reevaluated after 1958 that is shown to be carcinogenic can be knowingly added to foods.

  4. Additives must be evaluated for safety.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Delaney Clause has been part of the US Food, Drug and Cosmetic laws since it was enacted by the Congress in 1958. It states that no cancer-causing agent, as demonstrated in humans or animals, shall be deliberately added to, or found as a contaminant in food. It was based on the hypothesis held in the 1950s that human cancers are due to environmental chemicals. 

Therefore, the correct answer is option C.

Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

Food additives may be used to

  1. Destroy nutrients

  2. Disguise faulty products

  3. Deceive customers

  4. Enhance appearance
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Food additives are substances added to food to preserve flavour or enhance its taste and appearance. Some additives have been used for centuries; for example, preserving food by pickling (with vinegar), salting, as with bacon, preserving sweets or using sulfur dioxide as with wines. Additives are used to improve the keeping quality of a food by making it last longer on the shelf or in the fridge. For example, a preservative to prevent the growth of bacteria or a humectant to stop food from drying out. It also improves the taste or appearance of a food, for example by the use of flavours, thickeners and colours.

Therefore, the correct answer is option D.

Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

Substances used to preserve foods by lowering the pH are

  1. Vinegar and Citric acid

  2. Smoke and Irradiation

  3. Baking powder and Soda

  4. Salt and Sugar
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Vinegar and citric acids have low pH and decrease the pH of the food while adding. At low pH bacteria are not able to grow as their optimum pH is 6.5-7. Thus, they are used as preservatives in meat, poultry, jam, jellies, pickles etc.
So, the correct answer is option A.
Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

If you have reported diarrhea and vomiting to your local authority or the Environmental Health Department after eating out it definitely means that

  1. The food business was at fault.

  2. It was your last meal that made you ill.

  3. That practices in the you home could be improved.

  4. Evidence will have to be obtained by the Environmental Health Department to positively prove where you pick up the bug that made you ill.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Environmental health department is the department that deals with the remedies and prevention of all the health and environmental factors affecting peoples so if you have reported to the environmental health department about the diarrhea and vomiting the evidence should be found out by them.

So, the correct answer is 'Evidence will have to be obtained by the Environmental Health Department to positively prove where you pick up the bug that made you ill'

Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

Wheat is protecting by mixing with _______.

  1. Castor oil

  2. Coriander oil

  3. Sunflower oil

  4. Common salt
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

There are several factors that are responsible for spoilage of food grains. These are categorized as biotic and abiotic. Castor oil protects wheat grains from contracting fungal disease and against several pests.

Multiple choice evs eat when you need food poisoning and food preservation methods food spoilage, adulteration and preservation food spoilage and adulteration

Food poisoning can be prevented by

  1. Avoid using expired food product

  2. Avoid using unpasteurized milk

  3. Avoid using unwashed fruits and vegetables

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Food poisoning is the condition in which there are certain substances in the food consumed that results in infection. The food contaminated with bacteria, parasites and viruses are the main sources for causing food poisoning. Food poisoning can be prevented by avoiding contaminated food or expired food product. The unpasteurized milk should not be consumed. The fruits and vegetables should be washed and then consumed. 

Thus, the correct answer is option D.