1) How many people does secondary sector occupy? a) Around 20% of the population b) Around 35% of the population c) Around 70% of the population 2) Why has the importance of mining declined? a) By exhaustion of rivers b) By exhaustion of petroleum c) By exhaustion of deposits 3) What is the energy production in Spain based on? a) On non-renewable energy b) On renewable energy  c) On natural gas 4) What are the highlight activities included in the dynamic sector? a) Automobile,chemical and food processing b) Cars,mecanic and food made c) Plane,biochemical and oil 5) What are the high-tech sector like? a) The most active b) The most expensive c) The most promising 6) Apart from Barcelona and Madrid,What are the main industrial áreas ? a) Ebro and Mediterranean axis b) Duero and Mediterranean axis c) Guadalquivir and Cantabrian axis

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