Which of the following is correctly matched for the product produced by them?
1. Methanobacterium: Lactic acid
2. Penicillium notatum: Acetic acid
3. Saccharomyces cerevisiae: Ethanol
4. Acetobacter aceti: Antibiotics
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 |
Match the following list of microbes and what they are used for:
A. | Saccharomyces cerevisiae | 1. | Production of immunosuppressive agents |
B. | Monascus purpureus | 2. | Ripening of Swiss cheese |
C. | Trichoderma polysporum | 3. | Commercial production of ethanol |
D. | Propionibacterium shermanii | 4. | Production of blood-cholesterol-lowering agents |
1. A-3, B-4, C-1, D-2
2. A-4, B-3, C-2, D-1
3. A-4, B-2, C-1, D-3
4. A-3, B-1, C-4, D-2
Measuring Biochemical Oxygen Demand (BOD) is a method used for:
1. | Estimating the amount of organic matter in sewage water |
2. | Working out the efficiency of oil-driven automobile engines |
3. | Measuring the activity of Saccharomyces cerevisiae in producing curd on a commercial scale |
4. | Working out the efficiency of RBCs about their capacity to carry oxygen |
A nitrogen-fixing microbe associated with Azolla in rice fields is:
1. Spirulina
2. Anabaena
3. Frankia
4. Tolypothrix
1. Rhizobium
2. Nostoc
3. Mycorrhiza
4. Agrobacterium
The common nitrogen-fixer in paddy fields is:
1. Rhizobium
2. Azospirillum
3. Oscillatoria
4. Frankia
The bacteria and mould involved in the work of Alexander Fleming are :-
1. Staphylococci and Penicillium chrysogenum
2. Streptococci and Penicillium chrysogenum
3. Staphylococci and Penicillium notatum
4. Streptococci and Penicillium notatum
Name the product formed by Trichoderma polysporum and give its use.
1. Statins which are used as blood cholesterol lowering agent.
2. Cyclosporin A that is used as immunosuppressive agent.
3. Statins which are used as clot buster.
4. Cyclosporin A that is used to inhibit the enzyme responsible for cholesterol synthesis.