Food Production

Question 1

Fermentation

Answer 1

The generation of energy by oxidation of organic compounds in the absence of an exogenous electron acceptor

Question 2

Name for bakers yeast

Answer 2

Saccharomyces cerevisiae

Question 3

Name the 5 microorganism used for making soy sauce

Answer 3

Aspergillus oryzae (fungus)
Lactobacillus (bacterium)
Zygosaccharomyces rouxii (yeast)
Candida versatilis (yeast)
Candida etchellsii

Question 4

Name the three steps in the process for making soy sauce

Answer 4

1) Koji making
2) Brine fermentation
3) Refinement

Question 5

Bacteria used to ferment soy beans for natto

Answer 5

Bacillus subtilis var natto (phylum Firmicutes)

Question 6

Drugs in chocolate

Answer 6

Theobromine (stimulant)

Phenylethylamine (antidepressant)

Question 7

Name the bacteria used to produce acetic acid

Answer 7

Acetobacter aceti (phylum Proteobacteria)

Question 8

Microbes used to make cheese

Answer 8

Lactococcus lactis
Lactococcus cremoris
Lactobacillus helveticus
Propionibacterium freudenreichii