If the larger sphere represented S2-, the smaller sphere might represent which of the following?
A) K+
B) O2-
C) Mg2+
D) Al3+
C
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The IPAT model calculates the environmental impact of human activities based on ____.
A. policy, adaptation, and cultural traditions B. pollution, adaptation, and trade practices C. pollution, agriculture, and technology D. population size, agriculture, and trade practices E. population size, affluence, and technology
One result of wolf reintroduction in Yellowstone National Park is
A) increase in fine sediment in streams B) increased species diversity in prey species C) decreased species diversity in prey species D) regrowth of streamside vegetation
Of the compounds classified as carbohydrates, lipids, and proteins, which can be used by the body as fuels?
A) only carbohydrates and lipids B) only carbohydrates and proteins C) only lipids and proteins D) all of them
Sri Lanka as a whole is the most densely populated country in the Asian region
Indicate whether the statement is true or false