9th Class Science Improvement in food resources Question Bank 9th CBSE Science Improvement in food resources

  • question_answer
      One of your family friend is thinking to open a dairy farm for economic purpose. He wants to earn profits by selling milk, while he was discussing this with your father. What additional information can you give based on your knowledge for maintenance of catties?     

    Answer:

      (1)                   The following points can be given in accordance with dairy farm (i) Exotic breeds can be selected for long lactation period {e.g., Jersey, Brown Swiss). (i)         (ii) Necessary Maintenance Proper cleaning of the sheds should be done regularly. (b) They   should   be   sheltered   under well-ventilated roofed sheds that will protect them against rain, heat and cold. (c) The floor should be kept sloping, so as to stay dry and to facilitate cleaning. (d) Animals should be brushed regularly to clear dirt and loose hair.                         (1) (iii) Food Requirements Catties need a balanced ration having all the nutrients in proportional amount. Along with feeds, feed additives should also be given containing micronutrients that would promote good health and milk production of catties. Animal Feed (a) Roughage Largely fibrous. (b) Concentrates Low in fibre but contain higher levels of proteins and other nutrients. (1)                          (iv) Protection Against Diseases The parasites of catties are of two types (a) External parasites Living on the skin. (b) Internal parasites   Affect stomach and intestine or liver.                                                       (1) Bacteria and viruses also cause infectious disease. Vaccinations and proper medical treatment. Should be done at regular intervals against disease if occurs respectively.                    (1)   


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