Question

86. Which organisms are NOT involved in food fermentations? A) lactic acid bacteria B) sulfuric acid bacteria C) acetic acid bacteria D) propionic acid bacteria 87. The MOST common source of individual foodborne botulism outbreaks are due to consumption of A) honey B] milk/dairy products D) undercooked meat 88. Coliforms in a water sample indicate A) arthropod B) chemical C) fecal D) All of the above. 89. Legionella pneumophila is generally transmitted by A) contaminated food. B) contaminated drinking water. C) domestic water systems. D) person-to-person contact. 90. A disease that is present in unusually high numbers throughout the world is called a(n) A) endemic. B) epidemic. C) sporadic. D) pandemic. 91. An inanimate object that transmits infectious agents between hosts is most appropriately called a A) fomite. B) carrier C) vector D) reservoir 92. Which of the following diseases is NOT normally spread by a common source? A) measiene diseases B) foodborne diseases C) waterborne diseases D) cholera

Answer 1

Organism not involved in food fomentation are

ANSWER is B) SULFURIC ACID BACTERIA

Sulfuric acid bacteria are used for contamination control.

They are used for yeast treatment.

Most common source of foodborne botulism is due to consumption of

ANSWER is C) HOME CANNED VEGETABLES

It is present in canned foods which may contain clostridium botulinum, which can cause food poisoning.

It can be fatal and requires emergency medical care.

Canned foods should not be consumed after the expiry date.

Coliforms is a water sample indicate

ANSWER is C) FECAL CONTAMINATION

The presence of fecal coliform in drinking water indicates that the water is contaminated.

They are not very dangerous but might be harmful because they are pathogens which might cause diseases.

Water is normally tested for this pathogens because these are commonly seen in drinking water.

Legionella pneumophila is generally transmitted by

ANSWER is D) PERSON TO PERSON CONTACT

The bacterium Legionella causes a severe form of pneumonia, which causes inflammation of lungs.

The person infected transmits the disease to other individuals by water droplets or aerosols exhaled by the him/ her and these dropslets are inhaled by a healthy person, causing pneumonia.

A disease that is present throughout the world is called

ANSWER is D) PANDEMIC

Pandemic meaning a disease that has been spread across many regions and continents which can be worldwide.

Diseases could be communicable or non Communicable.

An inanimate object that transmits infected agents between hosts is called

ANSWER is A) FOMITE

Objects such as pen, utensils, clothes etc which are non living can transmit diseases such as the bacteria or virus from one person to the other.

It is a very common form of an infection spread, that is, easily infected person can spread the disease to the healthy person.

Disease not spread by common source

ANSWER is A) MEASLES

Measles is caused by a virus which mainly affects children.

There are vaccines for this virus.

Measles can spread through respiratory water droplets if the patient coughs or sneezes.