Microbiology in the Food Industry

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Which of the following is a correct statement about the living characteristics of viruses?

They can produce antigen which are used as vaccines to protect humans and animals.

They are acellular and contain no cytoplasm or cellular organelles.

They carry out their own metabolism and do not rely on the host cell.

They reproduce at a fantastic rate, but only in living host cells. (correct)

What is the primary reason viruses are considered nonliving?

They carry out no metabolism on their own and must replicate using the host cell's metabolic machinery. (correct)

They are strict intracellular parasites.

They possess either DNA or RNA, but not both.

They can mutate and reproduce rapidly.

Which of the following is a correct statement about the growth conditions of molds?

Molds require high humidity and stable temperatures for optimal growth. (correct)

Molds prefer acidic environments and will not grow on alkaline foods.

Molds can only grow within a narrow temperature range of 20°C to 30°C.

Molds will not grow on foods that are high in salt or sugar concentrations.

How do molds typically reproduce?

By germinating into a new mycelium when their spores settle on organic matter. Signup and view all the answers

Which of the following viral diseases is NOT caused by contaminated food or drinking water?

Influenza Signup and view all the answers

What is the primary function of viruses that are useful to humans?

They can produce antigen which are used as vaccines to protect humans and animals. Signup and view all the answers

What are the five groups of microorganisms of importance to the food industry?

Viruses, bacteria, fungi, algae, and protozoa Signup and view all the answers

What is the key difference between spoilage organisms and pathogens in food?

Spoilage organisms can be seen, smelled or tasted in food, while pathogens cannot Signup and view all the answers

What is the primary function of viruses in relation to food?

All of the above Signup and view all the answers

What are the two types of viruses that can infect microorganisms in the food industry?

Bacteriophages and mycophages Signup and view all the answers

Why is an understanding of food microbiology necessary for food handlers to prevent food poisoning?

Food handlers need to understand the difference between spoilage organisms and pathogens Signup and view all the answers

Which of the following statements about the size and observation of viruses is correct?

Viruses are minute in size and can only be observed under an electron microscope Signup and view all the answers

Microbiology in the Food Industry

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Questions and Answers

Which of the following is a correct statement about the living characteristics of viruses?

What is the primary reason viruses are considered nonliving?

Which of the following is a correct statement about the growth conditions of molds?

How do molds typically reproduce?

Which of the following viral diseases is NOT caused by contaminated food or drinking water?

What is the primary function of viruses that are useful to humans?

What are the five groups of microorganisms of importance to the food industry?

What is the key difference between spoilage organisms and pathogens in food?

What is the primary function of viruses in relation to food?

What are the two types of viruses that can infect microorganisms in the food industry?

Why is an understanding of food microbiology necessary for food handlers to prevent food poisoning?

Which of the following statements about the size and observation of viruses is correct?

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