NATURAL SCIENCE 4. UNIT 4 : WE PROTECT ECOSYSTEMS

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TAREA 1

VOCABULARY 1

VOCABULARY 2

VOCABULARY 3

VOCABULARY 4

VOCABULARY 5

TAREA 2

VOCABULARY 1

VOCABULARY 2

VOCABULARY 3

VOCABULARY 4

TAREA 3

FACTORS THAT AFFECT ECOSYSTEMS 1

TAREA 4

FACTORS THAT AFFECT AQUATIC ECOSYSTEMS 1

FACTORS THAT AFFECT AQUATIC ECOSYSTEMS 2

FACTORS THAT AFFECT AQUATIC ECOSYSTEMS 3

FACTORS THAT AFFECT AQUATIC ECOSYSTEMS 4

FACTORS THAT AFFECT AQUATIC ECOSYSTEMS 5

TAREA 5

FRESHWATER ECOSYSTEMS 1

FRESHWATER ECOSYSTEMS 2

FRESHWATER ECOSYSTEMS 3

FRESHWATER ECOSYSTEMS 4

TAREA 6

SALTWATER ECOSYSTEMS 1

SALTWATER ECOSYSTEMS 2

SALTWATER ECOSYSTEMS 3

SALTWATER ECOSYSTEMS 4

TAREA 7

FACTORS THAT AFFECT TERRESTRIAL ECOSYSTEMS 1

FACTORS THAT AFFECT TERRESTRIAL ECOSYSTEMS 2

FACTORS THAT AFFECT TERRESTRIAL ECOSYSTEMS 3

FACTORS THAT AFFECT TERRESTRIAL ECOSYSTEMS 4

FACTORS THAT AFFECT TERRESTRIAL ECOSYSTEMS 5

TAREA 8

WE PROTECT ECOSYSTEMS 1

WE PROTECT ECOSYSTEMS 2

WE PROTECT ECOSYSTEMS 3

WE PROTECT ECOSYSTEMS 4

WE PROTECT ECOSYSTEMS 5

TAREA 9

HOW CAN WE LOOK AFTER ECOSYSTEMS ? 1

HOW CAN WE LOOK AFTER ECOSYSTEMS ? 2

HOW CAN WE LOOK AFTER ECOSYSTEMS ? 3

HOW CAN WE LOOK AFTER ECOSYSTEMS ? 4