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Exercise "Aletsch glacier 2", created by taiji43 (a free exercise to learn English):
Results of the 2 137 people who have taken this test:
Average mark: 66.5 / 100 Share
Latest member with a 100/100 (perfect mark): colocolo / FRANCE, on Monday 20 February - 11:48:
They got a perfect mark
Stats (2137 candidates)
Question 1 passed: 85.1 %
Following our itinerary, we * to head for a main point of interest : the Aletsch glacier.
Question 2 passed: 74.1 %
To get there, we * Eggishorn (2869 m) exclusively by cable-car.
Question 3 passed: 65.7 %
At the terminus, the platform offered a breathtaking view of the glacier. I was walking along a path, when I spied an information sign. I * it. I was struck with surprise.
Question 4 passed: 85.9 %
I * my eyes, It was so unexpected!
Question 5 passed: 77.8 %
It * that the glacier's surface was a habitat for microorganisms such as the glacier flea. The small, wingless insect
Question 6 passed: 60.8 %
* to life on the glacier's surface.
Question 7 passed: 65.6 %
Therefore, I concluded that the glacier fleas * of surviving even at temperature as low as minus 30 Celsius and high U.V. radiation. In my way of thinking, they would be capable of being an effective anti-freeze agent.
Question 8 passed: 67.7 %
However, if the temperature of the glacier increased, the glacier flea * with certitude.
Question 9 passed: 74.2 %
I * the explanations: these glacier fleas stored sugar in their body fluid. They found their useful sugar in a microscopic algae which grew on the glacier, hidden into tiny pockmarks.
Question 10 passed: 42.6 %
called cryoconite holes, * in the ice.
Question 11 passed: 62.1 %
The glacier fleas were also * sugar in pollen
Question 12 passed: 43 %
which * to the glacier by the wind.
Question 13 passed: 47.7 %
Let me tell you a riddle, another glacier oddity … Why has the glacier got a pink or red colour in a few areas ? I * this phenomenon: the algae gives this pink colour to the glacier.
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