Q. No.| 1. | Providing the best catalyst in the form of improved organism usually a microbe or pure enzyme. |
| 2. | Creating optimal conditions through engineering for a catalyst to act. |
| 3. | Downstream processing technologies to purify the protein/organic compound. |
| 4. | Development of new genetically modified microbes that can be used as bio-weapons. |
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| I. | Use of improved crop varieties |
| II. | Use of better management practices |
| III. | Use of agrochemicals [fertilisers and pesticides] |
| 1. | Only I | 2. | Only I and III |
| 3. | Only I and II | 4. | I, II and III |
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| Statement I: | Use of genetically modified crops is an important option for increasing food production in the future. |
| Statement II: | Agrochemicals are too expensive for farmers in the developing world. |
| 1. | Statement I is correct and Statement II is incorrect |
| 2. | Both Statement I and Statement II are correct |
| 3. | Both Statement I and Statement II are incorrect |
| 4. | Statement I is incorrect and Statement II is correct |
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| Assertion (A): | Conventional breeding is not the answer if we want to increase yield in the existing crop varieties. |
| Reason (R): | The existing crop varieties have evolved into new species and traditional hybridisation is not possible now. |
| 1. | Both (A) and (R) are false. |
| 2. | Both (A) and (R) are true but (R) does not explain (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are true and (R) explains (A). |
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| 1. | More tolerance to abiotic stresses |
| 2. | Alternative resources to industries |
| 3. | Increased efficiency of mineral usage by plants |
| 4. | Fixation of atmospheric nitrogen |
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| Statement I: | Bt toxin is more environmentally friendly than synthetic pesticides. |
| Statement II: | Expression of Bt toxin gene in plants provide resistance of certain insects. |
| 1. | Statement I is correct and Statement II is incorrect |
| 2. | Both Statement I and Statement II are correct and Statement II explains Statement I |
| 3. | Both Statement I and Statement II are correct but Statement II does not explain Statement I |
| 4. | Statement I is incorrect and Statement II is correct |
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GM crops have been modified with various traits. Golden rice has been developed by the International Rice Research Institute for:
| 1. | Improved shelf life | 2. | Disease resistance |
| 3. | Herbicide resistance | 4. | Improved nutritional value |
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Consider the two statements:
| I: | Use of genetically modified crops can be a possible solution for minimizing the use of chemicals and fertilizers that are detrimental for the environment. |
| II: | Genetically modified crops do not require any fertilizers. |
| 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. | I is correct but II is incorrect. |
| 4. | Both I and II are incorrect. |
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Bt cotton is not:
| 1. | A GM plant |
| 2. | Insect resistant |
| 3. | A bacterial gene expressing system |
| 4. | Resistant to all pesticides |
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A protoxin is:
| 1. | A primitive toxin | 2. | A denatured toxin |
| 3. | Toxin produced by protozoa | 4. | Inactive toxin |
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