Q. No.For a biocontrol agent to be part of an integrated pest management, it should be:
| 1. | species-specific and symbiotic |
| 2. | free living and broad spectrum |
| 3. | narrow spectrum and symbiotic |
| 4. | species-specific and inactive on non-target organisms |
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
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 a commercial blood cholesterol-lowering agent?
| 1. | Lipase | 2. | Cyclosporin A |
| 3. | Statin | 4. | Streptokinase |
Match the following microorganism with product
| Column - I | Column - II | ||
| (a) | Clostridium butylicum | (i) | Cyclosporin A |
| (b) | Trichoderma polysporunt | (ii) | Butyric acid |
| (c) | Monascus purpureus | (iii) | Citric acid |
| (d) | Aspergillus niger | (iv) | Blood cholesterol lowering agent |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (i) | (iv) | (iii) |
| 2. | (i) | (ii) | (iv) | (iii) |
| 3. | (iv) | (iii) | (ii) | (i) |
| 4. | (iii) | (iv) | (ii) | (i) |
| 1. | Vitamin D | 2. | Vitamin A |
| 3. | Vitamin B12 | 4. | Vitamin E |
For the commercial and industrial production of Citric Acid, which of the following microbes is used?
1. Aspergillus niger
2. Lactobacillus sp
3. Saccharomyces cerevisiae
4. Clostridium bretylium
Select the correct group of biocontrol agents:
1. Nostoc, Azospirillum, Nucleopolyhedrovirus
2. Bacillus thuringiensis. Tobacco mosaic virus, Aphids
3. Trichoderma, Baculovirus, Bacillus thuringiensis
4. Oscilatoria, Rhizobium, Trichoderma
Match List - I with List - II
| List - I | List - II | ||
| (a) | Aspergillus Niger | (i) | Acetic Acid |
| (b) | Acetobacter aceti | (ii) | Lactic Acid |
| (c) | Clostridium bretylium | (iii) | Citric Acid |
| (d) | Lactobacillus | (iv) | Butyric Acid |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iii) | (i) | (iv) |
| 2. | (iv) | (ii) | (i) | (iii) |
| 3. | (iii) | (i) | (iv) | (ii) |
| 4. | (i) | (ii) | (iii) | (iv) |
Among the following pairs of microbes, which pair has both the microbes that can be used as biofertilizers?
1. Aspergillus and Rhizopus
2. Rhizobium and Rhizopus
3. Cyanobacteria and Rhizobium
4. Aspergillus and Cyanobacteria
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