Q. No.The ‘Roquefort’ cheese is ripened by a species of the genus:
1.
Penicillium
2.
Lactobacillus
3.
Propionibacterium
4.
Saccharomyces
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Which of the following fermented beverages is likely to have the least ethyl alcohol content?
| 1. | Whisky | 2. | Brandy |
| 3. | Rum | 4. | Beer |
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Consider the given two statements:
| I: | Biogas is considered to be a renewable resource. |
| II: | Its production-and-use cycle is continuous. |
1. Both I and II are correct and II explains I.
2. Both I and II are correct but II does not explain I.
3. I is correct and II is incorrect.
4. Both I and II are incorrect.
Rivers may be considered severely polluted when BOD values exceed:
| 1. | 1 mg/L | 2. | 2 mg/L |
| 3. | 4 mg/L | 4. | 8 mg/L |
The correct chronology of steps involved in the anaerobic digestion during the production of biogas is:
| 1. | hydrolysis → acidogenesis → acetogenesis → methanogenesis. |
| 2. | hydrolysis → acetogenesis → acidogenesis → methanogenesis. |
| 3. | acetogenesis → acidogenesis → hydrolysis → methanogenesis. |
| 4. | acetogenesis → acidogenesis → methanogenesis → hydrolysis |
Consider the given two statements:
| I: | If biogas is smelled anywhere windows and doors should be opened immediately. |
| II: | The content of toxic hydrogen sulfide has been responsible for serious accidents. |
1. Both I and II are correct and II explains I.
2. Both I and II are correct but II does not explain I.
3. I is correct and II is incorrect.
4. Both I and II are incorrect.
Statins act by selectively inhibiting:
| 1. | HMG CoA synthase | 2. | HMG CoA reductase |
| 3. | Thiolase | 4. | Mevalonate kinase |
Feedstocks used in the production of biogas can normally include all the following except:
| 1. | Animal waste | 2. | Sewage |
| 3. | Silage | 4. | Wood |
The strategy for biological pest control in which a large population of natural enemies is administered for quick pest control is called:
| 1. | Importation | 2. | Augmentation |
| 3. | Conservation | 4. | IPM |
What do Lactobacillus acidophilus, Lactobacillus rhamnosus, Saccharomyces boulardii, Bifidobacterium bifidum have in common?
| 1. | They are common pathogens causing infections in immunocompromised patients |
| 2. | They are common probiotics that help in fighting pathogens in the human gut |
| 3. | They are the most common pathogens involved in urinary tract infections |
| 4. | They are organisms used to generate Single Cell Protein |
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