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In an agricultural field there is a prev...

In an agricultural field there is a prevalance of the following organisms and crop diseases which are affecting the crop yield badly:
a) White rust
b) Leaf and strips rust
dc) Black rot
d) Jassids
Recommend the varieties of crops the farmers should grow to get rid of te existing problem and thus improve the crop yeild

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How can crop varieties be made disease resistant to overcome food crisis in India? Explain. Name one disease resistant variety in India of: (a) Wheat to leaf and stripe rust. (b) Brassica to white rust.

MODERN PUBLICATION-STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION-REVISION EXERCISES (QUESTIONS FROM CBSE BOARD EXAMINATION)
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  2. Large scale cultivation of Spirulina is highly advantageous to human p...

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  3. In an agricultural field there is a prevalance of the following organi...

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  4. By taking two examples how has bio-fortification helped in improving f...

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  5. Growing Spirullina on a large scale is beneficial environmental and nu...

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  6. How is somatic hybridisation carreied out? Mention one example of a so...

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  7. Name the technology and write the procedure that can help a scientist ...

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  8. What is inbreeding depression? How is it caused inorganisms? Write any...

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  9. How can crop varieties be made disease resistant to overcome food cris...

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  10. Enlist the steps involved in inbreeding of cattle. Suggest two disadva...

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  11. Describe any three potential applications of genetically modified plan...

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  12. Enumerate any six essentials of good ,effective Dairy Farm Management ...

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  13. Plant breeding technique has helped sugar industry in North india ...

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  14. (a)Name any two fowls other than chickens reared in a poultry farm. ...

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  15. (a) Write the two limitations of traditional breeding technique that l...

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  16. a) What is inbreeding depression? b) Explain the importance of "sele...

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  17. (a) Write the desirsble characters a farmer looks for in his sugarcane...

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  18. Explain out-breeding out crossing and cross-breeding practices in anim...

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  19. Differentiate between inbreeding and outbreeding in cattle. State one ...

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  20. How did the plant breeders produce suitable varieties of sugarcane for...

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