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אין תוצאות חיפוש עבור: results/The_amounts_of_material_and_energy_contained_in_the_biomass_of_organisms_is_reduced_at_each_successive_stage_in_a_food_chain.,3,0,7033;7852;7881,0,30,1,tn,1.html
אין תוצאות חיפוש עבור: results/The_amounts_of_material_and_energy_contained_in_the_biomass_of_organisms_is_reduced_at_each_successive_stage_in_a_food_chain.,3,0,7033;7852;7881,0,30,1,tn,1.html