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प्रश्न
Name the following:
The semi-dwarf variety of wheat is high-yielding and disease-resistant.
Name a semi-dwarf variety of wheat which is high-yielding and disease-resistant.
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उत्तर
Sonalika and Kalyan Sona are the semi-dwarf varieties of wheat that are high-yielding and disease resistant.
संबंधित प्रश्न
How has the breeding programme helped in improving the public nutritional health? State two examples in support of your answer.
How has mutation breeding helped in improving the production of mung bean crop?
Importing better varieties and plants from outside and acclimatizing them to the local environment is called
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 |
Smooth leaved and necterless cotton varieties are NOT affected by ____________.
The thalamus contributes to the fruit formation in ______
Mechanism of fast Speciation in crop plants is ______.
Sonalika and Kalyan Sona are varieties of ______.
Discuss the importance of testing of new plant varieties in a geographically vast country like India.
Match the following:
| Sr. No. | Column I | Column II | |
| (i) | Eutrophication | (a) | A soil erosion |
| (ii) | Biomagnification | (b) | carbon monoxide, methane |
| (iii) | Particulate pollutant | (c) | Prevention of extinction |
| (iv) | Conservation | (d) | Dust, smog |
| (v) | Gaseous pollutants | (e) | Accumulation of nonbiodegradable substances |
| (vi) | Deforestation | (f) | Death of aquatic ecosystem |
