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प्रश्न
Write the most important characteristic that Aspergillus niger, Clostridium butylicum, and Lactobacillus share.
उत्तर
These all are acid producers. Examples of acid producers are Aspergillus niger (a fungus) of citric acid, Clostridium butylicum (a bacterium) of butyric acid and Lactobacillus (a bacterium) of lactic acid.
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संबंधित प्रश्न
What is the microbial source of vitamin B12?
Match the column A with B and rewrite correct pairs.
| A | B | ||
| 1. | citric acid | a) | in medicine for solubility of Ca++ |
| 2. | fumaric acid | b) | confectionary |
| 3. | gluconic acid | c) | in resins as wetting agents |
Cyclosporin - A is an immunosuppressive drug produced from ____________.
Which of the following is/are the microbial source(s) for the enzyme pectinase?
Identify the organism used in production of alcohol.
Which raw material is used in the fermentation processes of making beer?
Match List - I with List - II.
| List I | List II | ||
| (a) | Aspergillus niger | (i) | Acetic Acid |
| (b) | Acetobacter aceti | (ii) | Lactic Acid |
| (c) | Clostridium butylicum | (iii) | Citric Acid |
| (d) | Lactobacillus | (iv) | Butyric Acid |
Choose the correct answer from the options given below.
Why is distillation required for producing certain alcoholic drinks?
Name any two industrially important enzymes.
Name the microbial sources of any two vitamins.
