Exame Bioloxía e Xeoloxía

1. EXAME BIOLOXÍA E XEOLOXÍA TEMAS “A ATMOSFERA”, “A HIDROSFERA” E
A “XEOSFERA”
Apelidos:________________________________________
Nome: ____________ Curso: ______ Data: ______________
1. Define as seguintes palabras: (0,5 pts)
Atmosfera: _____________________________________________________
Hidrosfera: _____________________________________________________
Xeosfera: _______________________________________________________
2. Que é un mineral? Explica todas as súas características. (1 pt)
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3. Explica as propiedades físicas externas que se utilizan para identificar minerais:
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4. Que é unha rocha? Explica os tipos de rochas: (1pt)
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2. 5. Explica o ciclo das rochas: (1pt)
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6. Que é o solo? Cales son os seus horizontes? (1pt)
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7. Nomea un mineral e unha rocha e indica os seus usos: (0,5 pts)
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8. Cales son as propiedades da auga? (1pt)
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9. Expón as fontes de contaminación da auga: (0,5 pts)
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3. 10. De que está composta a atmosfera? (1pt)
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11. Explica as capas da atmosfera e fai un debuxo nunha folla a parte. (1pt)
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12. Que é a presión atmosférica? De que factores depende? (1pt)
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13. Explica en que consisten os efectos albedo e invernadoiro: (1pt)
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14. Que é a contaminación atmosférica? (0,5pts)
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4. 15. Cales son os problemas medioambientais? (0,5 pts)
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16. Que podemos facer para salvar a Terra? (0,5 pts)
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