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Topazes are yellow and amethysts are purple. Carats (A) are measures of the
weight of diamonds, not their color. Jewelers (B) inspect gems for clarity, a
quality other than color. Sapphires (C) are blue, not red. Amber and blue (E) are
two different colors; neither is a gem.
Answer: D

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The Union Jack (British flag) is part of vexillology, the study of flags;
gymnosperms are part of botany, the study of plants. Toad is not part of
ornithology (A), the study of birds. Turtle is not part of microbiology (B), the
study of microscopic organisms. Friend is not part of home economics (D), the
study of cooking, sewing, and other home skills. Algae, plants, are not part of
zoology (E), the study of animals.
Answer: C

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Enfranchise is to set free/liberate, and slavery is the opposite-i.e. to
enslave/confine. Both sets are antonyms. Equation is part of mathematics (A).
Bondage and subjugation (C) are synonyms (for each other and slavery).
Appeasement and unreasonable (D) are unrelated. Anatomy and physiology (E)
are related subjects.
Answer: B

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Walking is a movement of the legs and chewing is a movement of the mouth.
Eyes may gleam (A), but this is not a movement. Dress (C) is a whole, of which
hem is part; Cover (D) is part of the whole, book. There is an expression, "Keep
your nose to the grindstone;" but grind is not a movement of/upon the nose (E).
Answer: B

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Denting is minor damage and destroying is major; dripping is minor liquid
flow and gushing is major. Cry and laugh (A) are antonyms. Curl and roll (B),
stream and tributary (C), and bend and angle (E) are all pairs of synonyms.
Answer: D