Q. No.To isolate protoplast, one needs:
1. pectinase
2. cellulase
3. both pectinase and cellulase
4. chitinase.
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Which one of the following products of apiculture is used in cosmetics and polishes?
| 1. | honey | 2. | propolis |
| 3. | wax | 4. | Royal jelly |
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More than 70 per cent of livestock population is found in:
| 1. | Denmark | 2. | India |
| 3. | China | 4. | India and China |
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The agriculture sector of India employs about:
1. 50 percent of the population
2. 70 percent of the population
3. 30 percent of the population
4. 60 percent of the population.
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33 percent of India’s Gross Domestic Product comes from:
| 1. | Industry | 2. | Agriculture |
| 3. | Export | 4. | Small-scale cottage industries |
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A collection of all the alleles of all the genes of a crop plant is called:
| 1. | germplasm collection | 2. | protoplasm collection |
| 3. | herbarium | 4. | somaclonal collection |
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Wild varieties of plants must be conserved to
1. Maintain ecosystem
2. Feeding wild animals
3. Future evolution
4. Incorporate useful traits in future crop varieties
Differentiation of shoot in tissue culture is controlled by
1. High auxin :cytokinin ratio
2. High cytokinin : auxin ratio
3. High gibberellin : auxin ratio
4. High gibberellin :cytokinin ratio
The technique of obtaining large number of plantlets through tissue culture is
1. Micropropagation
2. Macropropagation
3. Organ culture
4. Plantlet culture
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