Bacteria Quiz

Which of the following bacteria is known for being a strict aerobe?

• Bacillus cereus

• Aeromonas

• Lactobacillus

• Clostridium botulinum

What characteristic distinguishes Acinetobacter from other bacteria?

• Gram-positive staining

• Formation of endospores

• Ability to form cell aggregates

• Strict aerobic metabolism

Which bacterial genus is known for causing spoilage of refrigerated meats and vegetables?

• Campylobacter

• Flavobacterium

• Lactobacillus

• Shigella

Which of the following bacteria is commonly associated with spoilage in canned foods?

• Bacillus anthracis

• Corynebacterium diphtheriae

• Clostridium botulinum

• Propionibacterium shermanii

Which type of bacteria is primarily found in marine and coastal water environments and requires seawater salinity for growth?

• Pseudomonas

• Alteromonas

• Lactobacillus

• Staphylococcus

Which genus is known for producing yellow to red pigments on agar and is associated with plants?

• Serratia

• Micrococcus

• Flavobacterium

• Propionibacterium

Which bacteria are known for their role in cheese production and fermentation?

• Lactobacillus and Streptococcus

• Bacillus cereus and Staphylococcus

• Erwinia and Leuconostoc

• Corynebacterium and Clostridium

What bacterial genus is commonly used in the production of yogurt?

• Lactobacillus

• Propionibacterium

• Acinetobacter

• Pseudomonas

Which bacterial characteristic is important in food bacteriology and refers to the ability to form protective layers around the cell?

• Endospores

• Encapsulation

• Cell aggregates

• Pigmentation

Which type of bacteria is known for forming endospores and can survive extreme conditions?

• Bacillus cereus

• Lactobacillus

• Campylobacter

• Leuconostoc