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5. For heating purposes in African counties with a temperate climate the most commonly

energy used is:
A. Solar

B. Wind
C. Thermal

D. Gas

6. Some tips for responsible consumption:
A. Flee from consuming for consumption and the culture of using and throwing away.

B. Make responsible consumption in supermarkets and local shops.

C. Save energy and use it efficiently
D. All of the above

7. The circular economy is a model of production and consumption that involves

A. Renting, reusing, repairing, renewing and recycling existing materials.
B. Discarding products when they reach the end of their useful life.

C. All products are discarded after only one use (e.g. a glass bottle after exhausting its
original contents).
D. All three of the above

8. Climate change has a series of consequences

A. Disappearance of animal species.

B. Increased precipitation in areas with dry climates.
C. A decrease in frequency and intensity of thunderstorms.
D. A decrease in the sea level.

9. The greenhouse effect is the phenomenon that:
A. Under normal conditions, no allows life on planet.

B. The term greenhouse effect is used because the earth's atmosphere does a job similar
to that done by plastic tents in greenhouse gardens.
C. Has increased in recent decades on the planet due to natural causes.

D. Is always beneficial to ecosystems.

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