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प्रश्न
Name the scientists who were credited for showing the role of Penicillin as an antibiotic?
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उत्तर
Its full potential as an effective antibiotic was established much later by Ernest Chain and Howard Florey. This antibiotic was extensively used to treat American soldiers wounded in World War II. Fleming, Chain and Florey were awarded the Nobel Prize in 1945, for this discovery.
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संबंधित प्रश्न
Sketch and label 'tubular tower fermenter'.
Expand DDT
Give the biological name of the following:
The mould from which penicillin is obtained.
What are A, B, C, and D in the table given below :
| Types of microbe | Name | Commercial product |
| Fungus | A | Penicillin |
| Bacterium | Acetobacter aceti |
B |
| C | Aspergillus niger | Citric acid |
| Yeast | D | Ethanol |
Name two acids produced by using Aspergillus niger?
Cyclosporin - A is an immunosuppressive drug produced from ____________.
Define the following term
Antibiotics
Identify the product that is produced on large scale using tubular tower fermenter.
Which of the following microbe is used for producing Vitamin B12 on industrial scale?
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 |
Which of the following is used in detergents?
Match the following list of bioactive substances and their roles:
| Bioactive Substance | Role |
| A. Statin | I. Removal of oil stains |
| B. Cyclosporin A | II. Removal of clots from blood vessels |
| C. Streptokinase | iii. Lowering of blood cholesterol |
| D. Lipase | iv. Immuno-suppressive agent |
Choose the correct match:
Give any two microbes that are useful in biotechnology.
Name an immune immunosupressive agent?
Which of the following is a commercial blood cholestrol lowering agent?
Write the microbial source of following organic acid:
Fumaric acid
Write the microbial source of following organic acid:
Acetic acid
The common antibiotic Streptomycin is obtained from ______.
