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प्रश्न
Answer each question in ‘One’ sentence only:
Define stock and scion.
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उत्तर
The cut stem of a plant having roots (and fixed in soil) is called stock and the cut stem of another plant (without roots) is called scion.
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संबंधित प्रश्न
Name any two common Indian millet crops.
Describe the mass flow hypothesis for translocation of organic solutes (food) in plants.
Which one of the following crop varieties correct matches with its resistance to disease?
| Variety | Resistance to disease |
| a) Pusa Komal | Bacterial blight |
| b) Pusa Sadabahar | White rust |
| c) Pusa Shubhra | Chilli mosaic virus |
| d) Brassica | Pusa swarnim |
Match the columns-
| Column A | Column B | ||
| A. | Kalyan Sona | 1. | Rice |
| B. | Pusa sawani | 2. | Wheat |
| C. | IR - 8 | 3. | Okra |
Several South Indian states raise 2-3 crops of rice annually. The agronomic feature that makes this possible is because of ______.
33 percent of India’s Gross Domestic Product comes from ______.
In the area of plant breeding, it is important not only to preserve the seeds of the variety being cultivated, but also to preserve all its wild relatives. Explain with a suitable example.
What is meant by ‘hidden hunger’?
Give few examples of biofortified crops. What benefits do they offer to the society?
Discuss briefly the technology that made us self-sufficient in food production.
