The biome with the greatest number of ecological niches and highest species diversity is ________
A) desert
B) chaparral
C) deciduous forest
D) tropical rain forest
E) boreal forest
D
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An erosional surface that separates strata that are parallel with one another is called a(n) ____
a. angular unconformity b. disconformity c. nonconformity d. hiatus e. bedding plane
Preservation is
A) the sustainable use and management of natural resources. B) maintenance of resources in their present condition. C) invention and diffusion of new agricultural practices. D) breeding programs to rebuild endangered species. E) recycling natural resources.
Which of the following factors shape a firm's location?
A) labor B) land C) capital D) all of the above E) only land a capital
Given that the reaction 2 H2(g) + O2(g) ? 2 H2O(g) is exothermic, which of the following is true of the reaction 2 H2O(g) ? 2 H2(g) + O2(g)?
A) Its activation energy is lower than that of 2 H2(g) + O2(g ) ? 2 H2O(g). B) Its activation energy is the same as that of 2 H2(g) + O2(g ) ? 2 H2O(g). C) Its activation energy is higher than that of 2 H2(g) + O2(g ) ? 2 H2O(g). D) There is no relationship between its activation energy and that of 2 H2(g) + O2(g ) ? 2 H2O(g).