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Question
Which of the following microorganism is used for production of citric acid in industries?
Options
Lactobacillus bulgaris
Penicillium citrinum
Aspergillus niger
Rhizopus nigricans
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Solution
Aspergillus niger
RELATED QUESTIONS
Which of the following is white button mushroom?
(A) Agaricus bisporus
(B) Pleurotus Florida
(C) Volvariella volvacea
(D) Candida species
Answer the following question:
Name the group of bacteria involved in setting milk into curd. Explain the process they carry in doing so. Write another beneficial role of such bacteria.
Which of the following pair is correctly matched for the product produced by them?
Write short notes on the following:
Brewer's yeast
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Match the columns.
| Product | Microbe | ||
| A | Curd | 1 | Yeast |
| B | Bread | 2 | Propionibacterium |
| C | Swiss Cheese | 3 | LAB |
| D | Statins | 4 | Monascus purpureus |
Which of the following used in Swiss cheese?
The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is ______.
Which one of the following factors is responsible for activation of protoxin into active Bt toxin of Bacillus thuringiensis?
Which of the following microbes is NOT involved in the preparation of household products?
- Aspergillus niger
- Lactobacillus
- Trichoderma polysporum
- Saccharomyces cerevisiae
- Propionibacterium sharmanii
Choose the correct answer from the options given below:
