1. The United States is extravagant in the use of land because Americans produce things that require a lot of land.
2. Death control means control of the worlds population.
3. Medical care combined with the spread of knowledge has kept he worlds population roaring.
4. The United States is a good example of what might be done with cultivable land because the land Americans have is roughly the world average and they are producing more food than they need for themselves.
5. The UK boasts of less cultivable land than the U. S. .
6. Australia is more populous than Canada.
7. The passage gives a general description of the shortage of food supply in comparison with the worlds rapidly increasing population.
8. The land suitable for agriculture in the whole world is on little over______per head.
9. The populations of America, Australia and England and Wales are examples to show the high______of the world population.
10. Antarctica and the Greenland accounts for approximately______of the surface of the earth.
I. NG 2. N 3. Y 4. Y 5. Y 6. N 7. N 8. one acre 9. rate of increase 10. 1/5
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