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प्रश्न
Answer in ‘one’ sentence :
What is fermentation?
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उत्तर
Fermentation is the process of anaerobic breakdown (oxidation) of an extracellular organic substrate by the action of enzymes secreted by micro-organisms (which respire anaerobically) resulting in the formation of some important products.
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संबंधित प्रश्न
Name any two edible mushrooms.
Study the table given below. Do not copy the table, but write the answers in the correct order
| Scientific Name | Commercial Product | Use |
| (a) ____________ | Streptokinase | (b) ____________ |
| Monascus purpureus | (c) ____________ | (d) ____________ |
| (e) ____________ | Lactic acid | (f) ____________ |
How can sewage be used to generate biogas ? Explain.
What does make idlies puffy?
Milk starts to coagulate when Lactic Acid Bacteria (LAB) is added to warm milk as a starter. Mention any two other benefits of LAB.
Match the column A with B and rewrite correct pairs.
| A | B | |
| a. | Penicillium roquefortii | Alcohol |
| b. | Lactobacillus bulgaricus | Cheese |
| c. | Lactobacillus acidophilus | Yoghurt |
| d. | Saccharomyces cerevisiae | Curd |
Which of the following microbe ferments the lactose sugar of milk into lactic acid?
Which of the following antibiotic is produced using Streptomyces griseus?
Study the following statements and select the correct option.
- Curd is prepared by inoculating milk with Lactobacillus acidophilus.
- Yogurt is produced by curdling milk with the help of Streptococcus thermophilus and Lactobacillus bulgaricus.
- Roquefort cheese is ripened by Lactobacillus acidophilus.
- Penicillium Roquefort is commonly called Brewer's yeast.
Microbes are useful to human beings in diverse ways. Give the biological name of the following microbe:
Microbe used in the production of statins.
