The mating ritual of the blue-footed boobies in the Galapagos Islands includes a complex dance. The birds will not mate with other birds that do not know the dance. This is an example of ________
A) structural isolation
B) mechanical isolation
C) behavioral isolation
D) geographic isolation
E) reproductive isolation
C
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Fish that live in Lake Superior (one of the Great Lakes) are part of a marine aquatic system.
Answer the following statement true (T) or false (F)
From a geological perspective, what is a major potential problem with safeguarding a high-level nuclear waste repository deep underground at Yucca Mountain?
A. The difficulty in keeping it dry for 10,000 years. B. The challenge of protecting it from a meteorite impact. C. Assuring that it will not be eroded away by rising oceans D. The potential of harvesting by alien visitors.
A boundary where plates are spreading apart is a ________
A) divergent plate boundary B) convergent plate boundary C) segregating plate boundary D) subducting plate boundaries E) gondwana plate boundaries
All of the following are compounds EXCEPT ________
A) oxygen gas B) table salt C) methane D) glucose E) water