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प्रश्न
How has the discovery of antibiotics helped mankind in the field of medicine?
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उत्तर
If antibiotics were not discovered bacterial and fungal diseases would not have been controllable.
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संबंधित प्रश्न
From which microbial sources can pectinase be obtained?
State the medicinal value and the bioactive molecules produced by Trichoderma polysporum.
Name the microbes that help the production of the following product commercially:
Statin
What is the microbial source of vitamin B12?
Saccharomyces cerevisiae is used to produce enzyme ______.
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 |
What is the role of acidogenic bacteria in biogas plant?
Identify the organism used in production of alcohol.
From the following identify the WRONG statements.
i. All enzymes are composed of proteins.
ii. All proteins are enzymes.
iii. Some hormones are proteins.
iv. Some nucleic acid also acts as enzymes.
v. All enzymes are inorganic in nature.
vi. Enzymes are biocatalysts.
Identify the diagram given below.

Which of the following microbe is used for producing Vitamin B12 on industrial scale?
Dr. Alexander Fleming discovered antibiotics when he was working with the bacterium ______
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.
What are fermentors?
Match the following products with their microbial sources:
| Products | Microbial Sources | ||
| (a) | Vitamin B2 | (1) | Rhizopus arrhizus |
| (b) | Fumaric acid | (2) | Candida lipolytica |
| (c) | Vitamin B12 | (3) | Trichoderma konigii |
| (d) | Lipase | (4) | Neurospora gossypii |
| (e) | Cellulase | (5) | Pseudomonas denitrificans |
| (f) | Citric Acid | (6) | Aspergillus niger |
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 |
Write the microbial source of following organic acid:
Fumaric acid
Mention the respective source and state the specific use of any two bioactive molecules.
Match List I with List II -
| List-I | List-II |
| A. Clostridium butylicum | I. Ethanol |
| B. Saccharomyces cerevisiaе | II. Streptokinase |
| C. Trichoderma polysporum | III. Butyric acid |
| D. Streptococcus sp. | IV. Cyclosporin-A |
Choose the correct answer from the options given below:
