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Define crop improvement. Name the variou...

Define crop improvement. Name the various methods of crop improvement.

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It involves genetic changes in the crop in order to create desired plant types that are better suited for cultivation, give better yield and are disease resistant.
Various methoas of crop improvement are-
(a) Plant breeding (b) Polyploidy (c) Mutation breeding (d) Tissue culture (e) Hybridisation (f) Introduction (g) Acclimatisation
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BETTER CHOICE PUBLICATION-STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION -SHORT ANSWER TYPE QUESTIONS
  1. Explain the terms : Callus

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  2. Explain the terms : Micro-propagation

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  3. Define crop improvement. Name the various methods of crop improvement.

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  4. What is white revolution? Name two high milk yielding crossbreeds of c...

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  5. List the characters of high-yielding varieties of crop.

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  6. Define hybridisation. List main objectives of hybridisation.

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  7. Discuss the role of fishery in enhancement of food production.

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  8. What do you know about Red rot of sugarcane?

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  9. Define plant tissue culture. Write its two applications.

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  10. Write the application of tissue culture.

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  11. What is the role of selection in the Crop Improvement?

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  12. What is heterosis? What role has it played in crop productivity?

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  13. Discuss "Fisheries have an important place in India economy"

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  14. Write an explanatory note on mutational breeding.

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  15. Write an explanatory note on selection.

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  16. Write a short note on Single Cell Protein.

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  17. Explain what is meant by 'Biofortification?

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  18. Write down the three advantages of high yielding varieties of crops.

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  19. Write three disadvantages of high yielding varieties of crops.

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  20. What is apiculture?How is it important in our lives?

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