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
Which of the following is wrongly matched in the given table?
Microbe | Product | Application | |
1. | Monascus purpureus | Statins | Lowering of blood cholesterol |
2. | Streptococcus | Streptokinase | Removal of clot from blood vessel |
3. | Clostridium butylicum | Lipase | Removal of oil stains |
4. | Trichoderma polysporum | Cyclosporin-A | Immunosuppressive drug |
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 |
What gases are produced in anaerobic sludge digesters?
1. Methane and CO2 only
2. Methane, Hydrogen sulphide and CO2
3. Methane, hydrogen sulphide and O2
4. Hydrogen sulphide and CO2
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 microbes forms symbiotic association with plants and helps them in their nutrition?
(1) Azotobacter
(2) Aspergillus
(3) Glomus
(4) Trichoderma
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
Which one of the following is an example of carrying out biological control of pests/diseases using microbes?
(1) Trichoderma sp. against certain plant pathogens.
(2) Nucleopolyhedrovirus against white rust in Brassica
(3) Bt-cotton to increase cotton yield
(4) Lady bird beetle against aphids in mustard