Q. No.Lactic Acid Bacillus, while used for converting milk to curd, increases the nutritional value of curd by adding vitamin:
1.
A
2.
B12
3.
C
4.
D
The ‘Roquefort’ cheese is ripened by a species of the genus:
| 1. | Penicillium | 2. | Lactobacillus |
| 3. | Propionibacterium | 4. | Saccharomyces |
Which of the following fermented beverages is likely to have the least ethyl alcohol content?
| 1. | Whisky | 2. | Brandy |
| 3. | Rum | 4. | Beer |
Alexander Fleming discovered Penicillin and named it after:
| 1. | Penicillium chrysogenum | 2. | Penicillium roqueforti |
| 3. | Penicillium notatum | 4. | Penicillium camemberti |
Citric acid can be produced industrially with the help of:
1. Aspergillus oryzae
2. Aspergillus niger
3. Aspergillus fumigatus
4. Aspergillus flavus
Fruit juices can be clarified with the use of:
| 1. | Lipases | 2. | Papain |
| 3. | Pectinase and protease | 4. | Glucoamylase |
Match each item in column I with one in Column II and select the correct answer from the codes given:
|
Column I |
|
Column II |
|
|
A |
Monascus purpureus |
P |
Thrombolytic |
|
B |
Trichoderma polysporum |
Q |
Immunosuppressant |
|
C |
Streptococcus pyogenes |
R |
Antibiotics |
|
D |
Streptomyces griseus |
S |
Statins |
Codes:
|
A |
B |
C |
D |
|
|
1 |
S |
Q |
R |
P |
|
2 |
Q |
S |
P |
R |
|
3 |
Q |
S |
R |
P |
|
4 |
S |
Q |
P |
R |
Consider the given two statements:
| I: | BOD is an indirect measure of the organic matter present in the water. |
| II: | The BOD test measures the rate of uptake of oxygen by microorganisms in a sample of water. |
| 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. | Only II is correct. |
| 4. | Both I and II are incorrect. |
In the anaerobic sludge digesters during sewage water treatment:
| 1. | The primary sludge is treated with aerobic microbes and activated sludge is created |
| 2. | The primary sludge is treated with anaerobic microbes and activated sludge is created |
| 3. | The activated sludge is digested by anaerobic microbes producing biogas during the process |
| 4. | The activated sludge is digested by aerobic microbes producing biogas during the process |
Consider the given two statements:
| I. | Cattle dung can be used for the generation of biogas, commonly called gobar gas. |
| II. | The BOD test measures the rate of uptake of oxygen by microorganisms in a sample of water. |
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. Only II is correct
4. Both I and II are incorrect
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