9th Class Science Improvement in food resources

  • question_answer 64)
      Differentiate between the following (i) capture fishery and culture fishery (ii) mixed cropping and intercropping (iii)bee keeping and poultry farming

    Answer:

       (i) Differences between capture fishery
    Capture Fishery Culture Fishery
    It is a way of obtaining fish from natural resources. It is a way of obtaining fish from fish farms.
    There is no seeding and raising of fish. The fish is reared.
    It is undertaken in both land and marine waters. It is undertaken mostly in land and near sea shore.
    (ii) Differences between intercropping and mixed copping
    Intercropping Mixed Cropping
    It?s main aim is to increase productivity per unit. It?s main aim is to reduce chances of crop failue.
    The crops are grown in specific pattern of rows. There is no set pattern of rows of crops.
    Pesticides can be sprayed easily per individual crops. Pesticides cannot be sprayed easily to individual plants.
    Harvesting and threshing of crops can be done separately and easily. Harvesting and threshing of individual crops cannot be done so easily.
    (iii) Differences between bee keeping and poultry farming
    Bee keeping Poultry Farming
    It is a practice of rearing and  management of honey bee. It is the practice of raising domestic fowl.
    Bees obtain food (nectar) from flower. Poultry birds are provided food by the rearers.
    It provides honey and wax. It provides eggs and meat (flesh).
     


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