The passenger pigeon, perhaps the most abundant bird on the earth in 1813, was extinct in the wild by 1912 mostly because of habitat loss and overhunting.
Answer the following statement true (T) or false (F)
True
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On this map of South America and adjacent areas, which site would have earthquakes along a subduction zone?
A) 1, the oceanic trench
B) 2, below the magmatic belt
C) 3, along a passive margin
D) 4, in the middle of the Atlantic Ocean
E) Both 1 and 2.
Which of the following nonhuman-related causes has most likely contributed the most to the increase in malaria in Africa?
A) increased difficulty in treating malaria with antibiotics B) growing urban populations C) increased insecticide resistance D) increased vulnerability of HIV-infected humans to malaria E) less money for mosquito abatement programs
Which of the following is the correct set of integer coefficients for the balanced equation, respectively: ___ C3H8(g) + ___O2(g) ? ___CO2(g) + ___H2O(g)
A) 3, 8, 1, 2 B) 1, 5, 3, 4 C) 1, 5, 4, 3 D) 4, 3, 2, 1
Inadequacies of trade theories include all of the following EXCEPT
A) they often assume perfect knowledge of international trading opportunities. B) they often include the assumption of homogeneous products. C) they fail to adequately account for the role of multinational corporations. D) All of the above are inadequacies. E) A and B only are inadequacies.