The parent material layer of a soil is composed of weathered ______.
A. Humus
B. Residual aluminum and iron
C. Rock fragments
D. Organic detritus and roots
E. Soil
Answer: C
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The highlands of which island are home to more than one thousand languages?
A) Fiji B) Tasmania C) New Caledonia D) New Guinea E) New Zealand
A food web is ________.
A. used only with herring life histories B. an inverse trophic pyramid C. a plan of interactive food chains and energy D. a diagram of an organism's life history E. a net for trapping marine organisms
Although many different species may occupy the same habitat, only a few of these species will ever share the same ecological niche.
a. true b. false
Which of the following is true about Japan and colonization in the 19th century?
A) Meiji clan sought to westernize culture B) Japan was open to foreigners in the 1870s C) Japan's military moved into Russia D) Japan's military moved into China E) all of the above