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

Chemical preservatives are used for

  1. Preserve jams jellies

  2. Pickles

  3. Ketchups

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

Chemical preservatives like sodium benzoate or potassium sorbate are commonly used across a variety of processed foods, including jams, jellies, pickles, and ketchups, to extend shelf life.

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

Mark the incorrect statement

  1. Food poisoning could be due to the consumption of food spoilt by some microorganisms.

  2. Microorganims that grow on out food sometimes produce toxic substances.

  3. Insect make the food poisonous causing serious illness and even death.

  4. None of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

It is very important that we preserve food to prevent it from being spoilt. Microbes can make the food poisonous causing serious illness and even death.

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

A boy was invited by his friend to a party and he ate a variety of foodstuff. On reaching home he started vomiting. He had to be taken to a hospital. The doctor said that this condition could be due to ________

  1. Empty stomach

  2. Food poisoning

  3. Due to weak stomach movement

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

Since he ate variety of foodstuffs,the condition could be due to food poisoning.Food poisoning could be due to the consumption of food spoilt by some microorganisms. Microorganisms that grow on our food sometimes produce toxic substances.

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

Mark the correct statement:


a) Food must be properly stored to prevent food poisoning.
b) Food poisoning can occur when food is left unrefrigerated for longer period of time.
c) Mishandling of food can also cause food poisoning.

  1. a, b

  2. b, c

  3. a, c

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

Food must be properly stored to prevent food poisoning. Food poisoning can occur when food is left unrefrigerated for longer period of time. Mishandling of food can also cause food poisoning.

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

Which of the following is a food infection?

  1. Salmonellosis

  2. Malaria

  3. Staphylococcal intoxication

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Salmonellosis is an infection caused by Salmonella bacteria. Symptoms include diarrhoea, stomach cramps and sometimes vomiting and fever. It is transmitted by the contaminated food and thus called as foodborne diseases. 

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

The undesirable change in a food that makes it unsafe for human consumption is referred as

  1. Food decay

  2. Food spoilage

  3. Food loss

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

Food spoilage is the decrease in the original nutritional value, texture and flavor of the food. Such food becomes harmful and unsuitable for human consumption. This can happen due to bacterial or fungal action if food is left open for a long time. In uncooked food, autolysis may take place in which food is decomposed by self-enzymes. Food spoilage can be prevented by adding preservatives. Thus, 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

Common food poisoning microbes are

  1. Clostridium and Salmonella

  2. Clostridium and E.coli

  3. E.coli and Streptococcus

  4. Clostridium and Streptococcus
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

the correct answer is 'Clostridium and E.coli'

Food poisoining occurs usually due to the toxin of E.coli and is a mild form. Sometimes, a severe and fatal form of food poisoning occurs due the toxin of Clostridium botulinum .
Salmonella causes typhoid.
streptococcus infections usually cause upper-respiratory tract infections.

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

Which one of these foods is likely to contain the most bacteria?

  1. Cooked chicken

  2. Tinned cream

  3. Frozen raw chicken

  4. Bottled mayonnaise
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

frozen raw chicken contains the most bacteria even though it is frozen the bacteria does not die their growth is stopped but the bacteria is still present where as in the cooked chicken it is killed and in tinned cream and mayonnaise they are processed.

So, the correct answer is 'Frozen raw chicken'

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

Food poisoning bacteria will multiply readily between

  1. -18$^o$C- 0$^o$C
  2. 0$^o$C- 5$^o$C
  3. 5$^o$C- 63$^o$C
  4. 63$^o$C- 90$^o$C
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

even though the food poisoning bacteria grow at the temperature of 37 degree centigrade they start multiplying readily at approximate temperature between 5 to 63 degree centigrade.

So, the correct answer is '5$^0$ - 63$^0$