PRACTICE TEST 8

13. Thomas Malthus claimed that disease, war, famine, and ___________ act as checks on population growth. a. moral restraining b. morally restrain c. by moral restraint d. moral restraint

2. Helium is not inflammable, ________________ therefore safer than hydrogen. a. that is b. and is c. but is d. and it

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3. In 1849 Walter Hunt, _______________ American inventor, patented a design that served as the basis for modern safety pins. a. an b. he was an c. being d. who was, as an

7. The higher the content of carbon dioxide in the air, ________________ a. more heat it retains b. than it retains more heat c. it retains more heat d. the more heat it retains

14. _____________ phobias do not involve loss of contact with reality, they may severely limit a person’s life. a. Although b. Despite c. That d. As

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6. _____________other cells in the body, nerve cells are not healed or replaced when they are damaged or destroyed. a. Different b. Unlikely c. Unlike d. But

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12. Ralph Waldo Emerson’s belief ____________ the individual freedom of all people greatly influenced later American thinkers. a. as of b. on c. in d. as in

4. Ansel Adams was a landscape photographer _______________ photographs of the western United States show nature on a grand scale. a. whose b. of his c. of whom d. his

1. Snakes have an organ in a pit on their heads _____________ infrared rays. a. detects b. a detection of c. it detects d. that detects

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9. ____________ flying, a bat emits a rapid series of ultrasonic signals, which bounce off any object in its path. a. When it b. When it is c. It is d. When is

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8. ___________most brilliant Greek inventor was Archimedes, who lived about 2,250 years ago. a. The b. One of the c. As the d. Of the

5. Contact lenses _______________ of acrylic are more transparent and less fragile than lenses made of glass. a. making b. made c. are made d. which make

15. During the 1930s, unsuitable farming techniques and excessive grazing of grassland in the Great plains produces ________________ a. which it became known as the Dust Bowl b. what became known as the Dust Bowl c. it became known as

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11. _______________ cell in the body is far from a capillary. a. Not b. No c. Not only a d. Neither a

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10. _____________ does not circle around the earth was proven by Galileo. a. Since the rest of the universe b. As the rest of the universe c. The rest of the universe d. That the rest of the universe