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What are weeds ? Name any one weed growi...

What are weeds ? Name any one weed growing commonly in you neighbourhood.

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A plant species growing spontaneously at unwanted habitat (or in the cultivated field) is called a weed. Example. Parthenium (Gajar grass).
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PRADEEP-IMPROVEMENT IN FOOD RESOURCES -Short Answer Questions
  1. Name any two planation crops and two commercial crops.

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  2. Name two types of wells.

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  3. What are weeds ? Name any one weed growing commonly in you neighbourho...

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  4. Name any two abiotic factors which result in loss to stored grains.

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  5. What are the two normal components of food of dairy animals ?

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  6. Give any two common diseases of cattle.

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  7. Name any two desi and exotic breeds of poultry.

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  8. Name any two marine and fresh water fishes popularly consumed as food.

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  9. Give examples of different rabi and kharif crops

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  10. What are 'manures' and 'fertilizers' ?

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  11. (a) Which Indian honey bee species is gentle and can easily be domesti...

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  12. (a) What is meant by 'Integrated fish culture' ? (b)

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  13. What is meant by 'animal husbandry' ? What are milch animals ?

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  14. Define the terms 'mixed cropping' and 'crop rotation'.

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  15. What is intravarietal and intervarietal hybridization ?

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  16. What is green manure ? Give two examples of plants which are commonly ...

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  17. What products are obtained from bee-keeping ?

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  18. Name any genetically modified crop.

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  19. What are the advantages of using manure in crop fields ?

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  20. What should be do to get maximum benefit from a crop field?

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