9 Questions
What is the main reason for the preference of natural colors over synthetic dyes?
They are non-toxic and environmentally friendly
Which of the following is not mentioned as a source of natural pigments?
Turmeric
What was the first microbial resourced dye mentioned in the text?
Indigo
What is the potential advantage of using microbes as a source of colored compounds?
Rapid proliferation and potential for standardized mass production
What is the primary reason for the increased societal concern surrounding synthetic food dyes?
Negative impact on health
Which plant serves as the source of natural green color?
Spinach
What did Ensley et al. (1983) develop to meet the growing demand for indigo?
'Blue E' dye
Which of the following is NOT a reason for the preference of natural colors over synthetic dyes?
Affordability
Which type of color has been sourced from marigold?
Yellow
Explore the sustainable and environmentally friendly sourcing of natural colors from plants, animals, and microorganisms. Learn about the benefits of using natural colors over synthetic dyes and the potential of microbes for mass production in a bioreactor.
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