Post-it® Notes
1) Post-it® Notes were invented in the 1970s at the 3M company in Minnes
Questions: 4 |
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Camouflage
Camouflage is one of the most effective ways for animals to avoid attack in the tree
Questions: 2 |
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Horatio Alger, Jr.
1) Horatio Alger, Jr. (1832-1899) was the author of more than 100 books for
Questions: 5 |
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New World Epidemics
A huge loss of life resulted from the introduction of Old World diseases in
Questions: 4 |
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Chromium Compounds
1) Most chromium compounds have brightly colored hues, and as a result they
Questions: 5 |
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Animal Congregation
Many types of animals combine the advantages of family association with&nbs
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Edna Ferber
1) Edna Ferber (1887-1968) was a popular American novelist in the first half of the
Questions: 8 |
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Parasitic Plants
1) Parasitic plants are plants that survive by using food produced by host pla
Questions: 5 |
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Autism
Autism is a developmental disorder that is characterized by severe behavioral abnormalit
Questions: 5 |
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Smog
1) The oxidation of exhaust gases is one of the primary sources of the world’s pollu
Questions: 5 |
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Questions: 1 |
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Questions: 1 |
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