Fill in the Blanks Primary Sector (D)Online version Students will review facts about the primary sector in Spain. by Esther Sánchez Marcos 1 5% irrigated Fishing rivers Mining cattle Primary Spain nature cereals small industry forests intensive water rainwater Crop pig Extensive dryland raw work animals Livestock area sector activities involve obtaining materials directly from . There are many different types of primary sector activities . farming it obtains , fruits and vegetables . Not all crops need tending the same way , which is why there are different types of farming . Farmers can grow crops , which only need . They can also grow crops , which need extra to grow . Farming can also be : Intensive farming : It produces a large yield in a area . farming : It produces less but over a large . farming involves raising and domesticating to produce food and other products . It can be classified according to the type of animal raised . There are farms , sheep farms , farms , goat farms , equine farms and poultry farms . We can also make a distinction between extensive and livestock farming , depending on the amount of land used for it . involves catching fish in , seas and oceans . involves taking natural materials from the Earth´s crust in two different ways . Underground mining is carried out in tunnels below the Earth´s surface . Open - cast mining is carried out above ground . Timber is the exploitation of and tree plantations . About per cent of the population in and Europe in the primary sector .
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