The full potential of penicillin as an antibiotic was established by:

1.Alexander Fleming2.Florey and Chain
3.Avery and McCarty4.Hershey and Chase

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
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Which fungus is an important source for the production of citric acid?
1. Aspergillus niger
2. Aspergillus flavus
3. Trichoderma polysporum
4. Trichoderma harzianum

Subtopic:  Industrial Products, Beverages & Antibiotics | Chemistry of Fermented Beverages |
 96%
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A source of a ‘clot buster’ enzyme used in patients of CAD is the bacterium:
1. Staphylococcus aureus
2. Streptomyces griseus
3. Pseudomonas putida
4. Streptococcus pyogenes

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 59%

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Statins produced by the yeast Monascuspurpureus have been commercialized as:

1. hormone replacement therapy for menopausal women.
2. increasing receptor sensitivity in type II diabetes mellitus.
3. a clotting factor for the treatment of Hemophilia A.
4. blood-cholesterol lowering agent.
Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 93%
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During which stage of the sewage treatment are the microbes used?

1.  Primary 2.  Secondary
3.  Tertiary 4.  Quaternary
Subtopic:  Microbes in Sewage Treatment |
 92%
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Biogas is a mixture of:

1. Methane, Carbon dioxide, and Hydrogen sulfide
2. Methane, Carbon dioxide, and Ammonia
3. Methane, Ammonia, and Hydrogen sulfide
4. Ammonia, Carbon dioxide, and Hydrogen sulfide
Subtopic:  Microbes in Production of Biogas |
 90%
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A biological control being developed for use in the treatment of plant diseases is the fungus:

1. Trichoderma 2. Pneumocystis
3. Claviceps 4. Epidermophyton
Subtopic:  Microbes in Biocontrol Agent |
 94%

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‘Toddy’, a traditional drink of some parts in southern India, is made by fermenting sap from:

1. Soyabean 2. Bamboo shoots
3. Palms 4. Sugarcane
Subtopic:  Industrial Products, Beverages & Antibiotics | Chemicals, Enzymes & Other Bioactive Molecules |
 86%
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The ‘Roquefort cheese’ is ripened by:

1. A fungus 2. A bacterium
3. An algae 4. Lichens
Subtopic:  Industrial Products, Beverages & Antibiotics | Chemistry of Fermented Beverages |
 82%
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With reference to human beings, antibiotics are actually:

1. Anti life 2. Pro-life
3. Irrelevant to life 4. Defining life
Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 85%
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