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
Baculoviruses are excellent candidates for:
1. | Species-specific, narrow-spectrum insecticidal applications |
2. | Species-specific, broad-spectrum insecticidal applications |
3. | Biocontrol of fungal diseases |
4. | Biocontrol of aphids and mosquitoes |