1. Before 8000 B. C. Wheat did not grow as prolifically --- it does today.
(A) like
(B) as
(C) for
(D) than
2. Both nickel and iron are whitish metals ---.
(A) that are attracted by magnets
(B) that magnets are attracted by them
(C) are attracted by magnets
(D) magnets that attract them
3. The bark of some species of oak trees yields a substance used in --- leather.
(A) treating
(B) to treat
(C) its treatment
(D) it treats
4. Although phosphorus is an essential constituent of all living creatures, ---is among the least abundant of the mineral nutrients.
(A) what
(B) it
(C) still
(D) however
5. ---- angles of any triangle always add up to 180 degrees.
(A) If three
(B) The three
(C) Three of
(D) Three are
6. The gibbon ranges over ---- other apes do.
(A) than an area wider
(B) wider than the area
(C) a wider area than
(D) an area wider than are
7. Sarah Frances Whiting opened the --- of physics in the United States in 1878.
(A) undergraduate teaching was in a second laboratory
(B) second teaching laboratory of undergraduate
(C) undergraduate teaching laboratory was second
(D) second undergraduate teaching laboratory
8. ---, some of the Earth's interior heat escapes to the surface.
(A) A volcano erupts
(B) A volcano whether erupts
(C) A volcano erupts it
(D) If a volcano erupts
9. Sandra Day O'Connor, the first woman member of the United States Supreme Court, believed that the courts should interpret the laws --- legislate.
(A) than attempt to rather
(B) rather than attempt to
(C) to attempt rather than
(D) attempt rather than to
10. --- of minerals, which are chemical elements or compounds of varying purity.
(A) The consistency of rocks
(B) Rocks, consisting
(C) Rocks consist
(D) Whereas rocks consist
11. Booker T. Washington, acclaimed as a leading educator at the turn of the century, --- of a school that later became the Tuskegee Institute.
(A) taking charge
(B) took charge
(C) charges was taken
(D) taken charge
12. --- white ginger, one scrapes and washes the roots before drying them.
(A) If makes
(B) When making
(C) Made
(D) The making of
13. By the time ---, Norman Rockwell had decided that he wanted to be an artist.
(A) in his early teens
(B) his early teens were
(C) was his early teens
(D) he was in his early teens
14. During the eighteenth century, Little Turtle was chief of the Miami tribe whose territory became --- is now Indiana and Ohio.
(A) there
(B) where
(C) that
(D) what
15. Pansies can be cultivated easily in home gardens, but --- plenty of water and not too much sun.
(A) to require
(B) they require
(C) required
(D) requiring
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