(C) Certain antibiotics were originally derived from mold growing on cantaloupe.
(D) Plastic is a unique product derived from petroleum and petroleum by-products.
(E) Hamsters and other rodents have played an important role in laboratory tests of medicine for use on humans.
25. In the United States between 1850 and 1880, the number of farmers continued to increase, but at a rate lower than that of the general population.
Which of the following statements directly con- tradicts the information presented above?
(A) The number of farmers in the general population increased slightly in the thirty years between 1850 and 1880.
(B) The rate of growth of the United States labor force and the rate of growth of the general population rose simultaneously in the thirty years between 1850 and 1880.
(C) The proportion of farmers in the United States labor force remained constant in the thirty years between 1850 and 1880.
(D) The proportion of farmers in the United States labor force decreased from 64 per- cent in 1850 to 49 percent in 1880.
(E) The proportion of farmers in the general population increased from 68 percent in 1850 to 72 percent in 1880.
N0 4-2 SECTION 4
1. The ----of mass literacy coincided with the first industrial revolution; in turn, the new expansion in literacy, as well as cheaper printing, helped to nurture the----of popular literature.
(A) building.. mistrust
(B) reappearance.. display
(C) receipt.. source (D) selection.. influence
(E) emergence.. rise
2. Although ancient tools were----preserved, enough have survived to allow us to demonstrate an occasionally interrupted but generally---- progress through prehistory.
(A) partially.. noticeable
(B) superficially.. necessary
(C) unwittingly.. documented
(D) rarely.. continual
(E) needlessly.. incessant
18. If in a race R finishes second and Q finishes fifth, which of the following must be true?
(A) S finishes third. (B) P finishes third.
(C) V finishes fourth. (D) T finishes sixth.
(E) U finishes sixth.
Questions 19-22
The membership of two committees, designated X and Y, must be drawn exclusively from a group of seven people: Frederick, Georgia, Helen, Irene, Jorge, Karin, and Lamont.
Each of the seven people must serve on X or Y.
No one can serve on both X and Y.
Frederick cannot serve on a committee with Georgia or with Jorge.
Helen cannot serve on a committee with Irene.
19. If Helen serves on X, which of the following must be true?
(A) Frederick serves on X.
(B) Georgia serves on Y.
(C) Irene serves on Y.
(D) Karin serves on X.
(E) Lamont serves on Y.
20. If exactly two people serve on X, which of the following can be one of the two?
(A) Georgia
(B) Helen
(C) Jorge
(D) Karin
(E) Lamont
21. If Lamont does not serve with Karin or Irene, which of the following CANNOT be true?
(A) Frederick serves with Irene.
(B) Georgia serves with Helen.
(C) Helen serves with Karin.
(D) Irene serves with Karin.
(E) Jorge serves with Lamont.
22. There would be only one possible distribution of people on the committees if which of the following restrictions were added to the original set of conditions?
(A) Frederick and Lamont must serve on X, and Helen must serve on Y.
(B) Jorge must serve on X, and Karin and Lamont must serve on Y.
(C) Georgia and Lamont must serve on X.
(D) Helen and four other people must serve on X.
(E) Irene and three other people must serve on Y.
18. In the first paragraph of the passage, the author's attitude toward the literary critics mentioned can best be described as
(A) disparaging (B) ironic (C) facetious
(D) skeptical but resigned
(E) disappointed but hopeful
19. It can be inferred from the passage that Woolf chose Chaucer as a literary model because she believed that
(A) Chaucer was the first English author to focus on society as a whole as well as on individual characters
(B) Chaucer was an honest and forthright author, whereas novelists like D, H, Lawrence did not sincerely wish to change society
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