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प्रश्न
Identify 'A', 'B', 'C' and 'D' in the given table.
| Crop | Variety | Resistance to disease |
| A | Himgiri | Leaf rust |
| Cauliflower | Pusa Shubhra | B |
| Brassica | Pusa Swarnim | C |
| Cowpea | D | Bacterial blight |
उत्तर
| Crop | Variety | Resistance to Disease |
| Wheat | Himgiri | Leaf rust |
| Cauliflower | Pusa Shubhra | Black rot and curl blight black rot |
| Brassica | Pusa Swarnim | White rust |
| Cowpea | Pusa Komal | Bacterial blight |
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संबंधित प्रश्न
What is ‘biofortification’?
Which steps would you follow to develop a new variety of crop plant by selective breeding?
Plant breeding technique has helped sugar industry in North India. Explain how.
Give the names of ‘two’ insect-resistant crop varieties.
In an agricultural field there is a prevalence of the following organisms and crop diseases which are affecting the crop yield badly:
(a) White rust
(b) Leaf and stripe rust
(c) Black rot
(d) Jussids
Recommend the varieties of crops the farmers should grow to get rid of the existing problem and thus improve the crop yiel.
Define Osmotic pressure
Explain the effect of light and temperature on photosynthesis.
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 |
The biggest constraint of plant breeding is:
33 percent of India’s Gross Domestic Product comes from ______.
