
The Food Microbiome - Quiz
Microbes can be found in all sorts of food and play an essential role in the production of quite a few foods that we all eat regularly through a process called fermentation.
How much do you know about the role of microbes in food? Test your knowledge, maybe you know more than you think.
How much do you know about the role of microbes in food? Test your knowledge, maybe you know more than you think.
Food Microbiome Quiz
Question 1 |
How long have fermented milk products existed?
A | 300 years |
B | 3000 years |
C | 30000 years |
Question 1 Explanation:
Around 1000 BC yoghurt became a common way to preserve milk from domesticated animals.
Question 2 |
Which microorganism are used to make fermented foods?
A | Bacteria & Yeast |
B | Yeast & Archaea |
C | Archaea & Bacteria |
Question 2 Explanation:
Acids in fermented foods are produced by yeast and bacteria (e.g. Lactobacillus, Streptococcus).
Question 3 |
What is NOT a fermented food product?
A | Cheese |
B | Yoghurt |
C | Milk |
Question 3 Explanation:
For cheese and yoghurt production milk is being fermented. Milk in itself is not a fermented product.
Question 4 |
How do you ferment vegetables?
A | Put vegetables in the sun and wait |
B | Freeze vegetables and wait |
C | Put vegetables under water and wait |
Question 4 Explanation:
The process to ferment vegetables is by putting the vegetable under water, creating an environment without oxygen where only anaerobic bacteria (bacteria that don’t need oxygen) can grow.
Question 5 |
Looking at your glass jar with fermented vegetables, how do you know the fermentation process is going strong?
A | You can see mould |
B | You can see yeast |
C | You can see bubbles |
Question 5 Explanation:
It is a good sign if you can see bubbles. These are evoked by the creation of carbon dioxide (CO2) during the fermentation process.
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