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प्रश्न
Define the following term
Antibiotics
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उत्तर
Antibiotics are chemical substances produced by microorganisms which can kill or retard the growth of other disease causing microbes even in low concentration. Antibiotic means “against life”.
संबंधित प्रश्न
Alcoholic fermentation is brought about by ______.
The antibiotic chloromycetin is obtained from ______.
Which of the following is known as brewer's yeast?
Match Column I (Antibiotic) with Column II (Microbial Sources) and select the correct option.
| Column I | Column II | ||
| i. | Chloromycetin | a. | Streptomyces erytreus |
| ii. | Erythromycin | b. | Streptomyces venezuelae |
| iii. | Bacitracin | c. | Streptomyces aureofaciens |
| iv. | Terramycin | d. | bacillus licheniformis |
Which raw material is used in the fermentation processes of making beer?
Which one of the following processes involved in alcohol production is NOT involved in wine production?
Which bacterium has been used as a clot buster? What is its mode of action?
Match the antibiotics in column I with their microbial sources in column II:
| Column I | Column II |
| (a) Chloromycetin | (1) Streptomyces griseus |
| (b) Erythromycin | (2) Streptomyces aurifaciens |
| (c) Streptomycin | (3) Streptomyces venezuelae |
| (d) Terramycin | (4) Streptomyces erythreus |
Which of the following is a commercial blood cholestrol lowering agent?
Which of the following microbe is used in the manufacturing of Vitamin C?
