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Exercise "Population growth", created by anonyme (a free exercise to learn English):
Results of the 10 056 people who have taken this test:
Average mark: 38.5 / 100 Share
Latest member with a 100/100 (perfect mark): colocolo / FRANCE, on Saturday 15 June - 16:58:
They got a perfect mark
Stats (5571 candidates)
Question 1 passed: 58.1 %
In the next forty years, the earth will need to accommodate nearly 3 billion more people. That's more than the current population of the whole of Europe, *, North and South America combined.
Question 2 passed: 28.4 %
How can we be so sure of this prediction? Well, we know that there are more than a billion teenagers alive today and most of those teenagers will have children of their own and live * grandparents and that's all that needs to happen for there to be 9 billion humans alive in 2050.
Question 3 passed: 34.3 %
It's not people having huge families. It's just a lot of people doing *.
Question 4 passed: 35.3 %
We also have a good idea of where these additional people will live. There are likely to be 10 million more people in Britain. A hundred million more in the United States of America. * to become the most populous country in the world.
Question 5 passed: 55.1 %
The population of some countries will shrink: Japan, Russia, Germany and much of Eastern Europe. The places that will experience the most rapid growth are also the least developed *.
Question 6 passed: 22.6 %
Afghanistan's population will double. Most of sub-Saharan Africa will double. Niger's population is predicted to more than triple. I think everyone living through the next fifty years is going to be * changes wherever they are.
Question 7 passed: 16 %
For most of human existence, our population size * by nature just as it is for other animals. If there's plenty of water, food and materials for shelter, a population will thrive.
Question 8 passed: 27.1 %
But when disease, famine or drought strike, life *. The history of humanity is one of overcoming these environmental limits but it took us a very long time to achieve.
Question 9 passed: 31.3 %
* here we have time over the last 10,000 years. On the vertical axis here, we have the size of the human population in billions of people.
Question 10 passed: 34.1 %
Over the last 10,000 years in general, there has *. It's a very boring picture. But from about the year 1800 onwards, you have a major increase - a very large increase - in the world's population from about 1 billion up to 7 billion today.
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