Identify the incorrect pair:
1. Trichoderma harzianum - Biocontrol
2. Aspergillus niger - source of citric acid
3. Baculovirus - narrow spectrum species specific insecticides
4. Monascus purpureus - source of cholesterol synthesizing enzyme
Identify the incorrect matched pair:
1. Trichoderma harzianum: Cyclosporin A
2. Monascus purpureus: Statins
3. Aspergillus niger: Citric acid
4. Streptococcus pyogenes: Clot buster
Identify the incorrectly matched pair:
|
1 |
Streptococcus |
Clot buster |
|
2. |
Monascus purpureus |
Statins |
|
3. |
Trichoderma harziamum |
Immunosuppressant |
|
4. |
Aspergillus niger |
Citric acid |
Consider the following statements:
| I: | Statins, used as blood cholesterol-lowering agents, are derived from Monascus purpureus |
| II: | Cyclosporin A, derived from Trichoderma, is used as an immunosuppressant |
| III: | Baculoviruses, in the genus Nucleopolyhederovirus, are species-specific, broad-spectrum insecticides |
Which of the above statements are true?
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Modern detergents contain enzyme preparations of
(1) acidophiles
(2) alkaliphiles
(3) thermoacidophiles
(4) thermophiles
| A. Saccharomyces cerevisiae | i. Production of immunosuppressive agents |
| B. Monascus purpureus | ii. Ripening of Swiss Cheese |
| C. Trichoderma polysporum | iii. Commercial production of ethanol |
| D. Propionibacterium sharrmanii | iv. Production of blood-cholesterol lowering agents |
Codes
| A | B | C | D | |
| 1. | iii | iv | i | ii |
| 2. | iv | iii | ii | i |
| 3. | iv | ii | i | iii |
| 4. | iii | i | iv | ii |
A good producer of citric acid is
1. Aspergillus
2. Pseudomonas
3. Clostridium
4. Saccharomyces
Monascus purpureus is a 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.
A patient brought to a hospital with myocardial infarction is normally immediately given
1. penicillin
2. streptokinase
3. cyclosporin-A
4. statins
Which one of the following pairs is not correctly matched?
|
(1) |
Streptomyces |
- Antibiotic |
|
(2) |
Serratia |
- Drug addiction |
|
(3) |
Spirulina |
- Single cell protein |
|
(4) |
Rhizobium |
- Biofertilizer |