4-Food chains and food webs Organisms need energy to grow and reproduce. Some organisms, such  as plants, make their own food, but most feed...

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    4-Food chains and food webs Organisms need energy to grow and reproduce. Some organisms, such  as plants, make their own food, but most feed...
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      Capitales de Europa Países de Europa y sus capitales.  
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    3-The physical geography of Spain 3-1-Rivers        There are a lot of rivers in Spain. The major rivers, and many smaller rivers flowing in...