Richard and Maurice McDonald
A) invented the assembly-line style of industrial food preparation.
B) invented a new way to eat cheaply — the french fry.
C) popularized the hamburger with cheese.
D) mastered the concept of franchising.
E) wrote the book Fast Food Nation.
Answer: A
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The risk of introducing a natural enemy to control an invasive species is that
A) it might drive the invasive species to extinction. B) the natural enemy might also become an invasive pest. C) the natural enemy might evolve into a new species. D) the natural enemy may introduce genetic diversity into the invasive species.
Zooplankton populations in Lake Erie and the Hudson River have declined by up to 70% or more since the arrival of zebra mussels because ________
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The majority of water in the hydrosphere is found in which feature?
A) Rivers B) Oceans C) Water vapor D) Glaciers
The soil-forming factor that has the least effect in differentiating soil at the local scale is:
a. parent material. b. land surface configuration. c. climate. d. vegetation type.