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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
Name the source of streptokinase. How does this bioreactor molecule function in our body?
In which way have microbes played a major role in controlling diseases caused by harmful bacteria?
Name the organism and enzyme which brings about the alcoholic fermentation of sucrose.
Give any two bioactive molecules produced by microbes and state their uses.
Which one of the following processes involved in alcohol production is NOT involved in wine production?
Match the following product in column - I with their ource in column - II. Select the correct option.
| Column - I | Column - II | ||
| (a) | Gluconic acid | (i) | Trichoderma koenigii |
| (b) | Vitamin B12 | (ii) | Streptomyces erythreus |
| (c) | Erythromycin | (iii) | Pseudomonas denitrificans |
| (d) | Cellulase | (iv) | Aspergillus niger |
How was penicillin discovered?
State the most important contribution of the following microbes for human welfare:
Monascus purpureus
Match the following pairs:
| Column A | Column B | ||
| Antibiotic produced | Microbial source | ||
| (i) | Penicillin | (a) | Streptomyces venezuelae |
| (ii) | Chloromycetin | (b) | Bacillus licheniformis |
| (iii) | Bacitracin | (c) | Streptomyces aurifaciens |
| (iv) | Erythromycin | (d) | Streptomyces griseus |
| (v) | Streptomycin | (e) | Penicillium chrysogenum |
| (vi) | Terramycin | (f) | Streptomyces erythreus |
Give the name of microbial source of antibiotic chloromycetin.
