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Q. No.Match the following list of microbes and what they are used for:
| A. | Saccharomyces cerevisiae | 1. | Production of immunosuppressive agents |
| B. | Monascus purpureus | 2. | Ripening of Swiss cheese |
| C. | Trichoderma polysporum | 3. | Commercial production of ethanol |
| D. | Propionibacterium shermanii | 4. | Production of blood-cholesterol-lowering agents |
1. A-3 B-4 C-1 D-2
2. A-4 B-3 C-2 D-1
3. A-4 B-2 C-1 D-3
4. A-3 B-1 C-4 D-2
Subtopic: Chemicals, Enzymes & Other Bioactive Molecules |
89%
From NCERT
NEET - 2015
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A high value of BOD (Biochemical Oxygen Demand) indicates that:
| 1. | water is pure |
| 2. | water is highly polluted |
| 3. | water is less polluted |
| 4. | consumption of organic matter in the water is higher by the microbes |
Subtopic: Microbes in Sewage Treatment |
84%
From NCERT
NEET - 2015
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What gases are produced in anaerobic sludge digesters?
1. Methane and CO2
2. Methane, Hydrogen Sulphide and CO2
3. Methane, Hydrogen Sulphide and CO
4. Hydrogen Sulphide and CO2
Subtopic: Microbes in Sewage Treatment |
91%
From NCERT
AIPMT - 2014
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During sewage treatment, biogases are produced which include:
1. methane, oxygen, hydrogen sulphide
2. hydrogen sulphide, methane, sulphur dioxide
3. hydrogen sulphide, nitrogen, methane
4. methane, hydrogen sulphide, carbon dioxide
Subtopic: Microbes in Sewage Treatment |
88%
From NCERT
AIPMT - 2013
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Subtopic: Chemicals, Enzymes & Other Bioactive Molecules |
94%
From NCERT
AIPMT - 2013
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Measuring Biochemical Oxygen Demand (BOD) is a method used for:
| 1. | Estimating the amount of organic matter in sewage water |
| 2. | Working out the efficiency of oil-driven automobile engines |
| 3. | Measuring the activity of Saccharomyces cerevisiae in producing curd on a commercial scale |
| 4. | Working out the efficiency of RBCs about their capacity to carry oxygen |
Subtopic: Microbes in Sewage Treatment |
95%
From NCERT
AIPMT - 2012
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Monascus purpureus is the yeast used commercially in the production of:
| 1. | Ethanol |
| 2. | Streptokinase for removing clots from the blood vessels |
| 3. | Citric acid |
| 4. | Blood cholesterol-lowering statins |
Subtopic: Chemicals, Enzymes & Other Bioactive Molecules |
88%
From NCERT
AIPMT - 2012
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A patient brought to a hospital with myocardial infarction is normally immediately given:
| 1. | penicillin | 2. | streptokinase |
| 3. | cyclosporin-A | 4. | statins |
Subtopic: Chemicals, Enzymes & Other Bioactive Molecules |
75%
From NCERT
AIPMT - 2012
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Which one of the following microbes forms a symbiotic association with plants and helps them in their nutrition?
1. Azotobacter
2. Aspergillus
3. Glomus
4. Trichoderma
Subtopic: Microbes as Biofertilizer |
75%
From NCERT
AIPMT - 2012
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Yeast is used in the production of:
1. Citric acid and lactic acid
2. Lipase and pectinase
3. Bread and beer
4. Cheese and butter
Subtopic: Chemistry of Fermented Beverages |
93%
From NCERT
AIPMT - 2012
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