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    Learn English > English lessons & exercises > Global warming > Stats updated every 4 hours
    To go back to the exercise

    Exercise "Global warming", created by anonyme (a free exercise to learn English):
    Results of the 4 591 people who have taken this test:
    Average mark: 61 / 100 Share


    Latest member with a 100/100 (perfect mark): ploplo / SWITZERLAND, on Friday 29 November 2013 - 16:44:
    "Thanks a lot for the exercise !!"


    They got a perfect mark


    Stats (612 candidates)
    Question 1 passed: 66.3 %
    How many degrees is the temperature of the planet rising unusually fast? *

    Question 2 passed: 79.7 %
    Scientists believe it's human activity that's driving the temperature up,a process known as ... *

    Question 3 passed: 57.8 %
    What do factories and cars release into the atmosphere? *

    Question 4 passed: 65.4 %
    The green house effect begins with ... *

    Question 5 passed: 77.5 %
    What do scientists believe about the green house effect? *

    Question 6 passed: 49.5 %
    Scientists record that 1998 was the warmest year in measured history ...*

    Question 7 passed: 71.1 %
    What does the Nasa study claim? *

    Question 8 passed: 45.9 %
    Researchers claim that earth's temperature will increase ... *

    Question 9 passed: 58 %
    How can consumers help to reduce the impact of global warming? *


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