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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
Choose any three microbes, from the following which are suited for organic farming which is in great demand these days for various reasons. Mention one application of each one chosen.
Mycorrhiza, Monascus, Anabaena, Rhizobium, Methanobacterium, Trichoderma.
Give an example of the non-edible or poisonous mushroom, studied by you.
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) ____________ |
Answer in ‘one’ sentence :
From which microorganism is vinegar obtained?
Answer in only one sentence of the following question:
Name the gas which caused the Bhopal gas tragedy in 1984.
Species of ______ is involved in cheese formation.
Name two bacteria which are responsible for fermenting dough of idli, dosa.
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 |
Give an example of a rod shaped virus.
Mention a product for human welfare obtained with the help of the following microbe:
Propionibacterium shermanii
