Livestock, especially cattle, contribute to ________ through the production of ________
A) environmental devastation; milk
B) religious significance; milk
C) overpopulation; meat
D) greenhouse gasses; methane
Answer: D
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Population density in Southeast Asia
A) becomes increasingly less dense as one travels away from the Equator
B) is overwhelmingly found in coastal regions
C) tends to cluster in major river deltas on the mainland and on volcanic islands in the
insular regions
D) is significantly higher on the island of Borneo than on the island of Java
E) is uniform across the region
A population of bats evolves because organisms from a separate bat population move into the population. This mechanism of evolution is known as
A) natural selection. B) mutation pressure. C) genetic drift. D) gene flow.
The densest ocean water is ____
A)warm and very saline B)cold and very saline C)warm and not very saline D)cold and not very saline E)found in the photic zone
If NASA sends a space probe into orbit around Mars, and that probe transmits images of the Martian surface back to Earth, we could say that
A) the space probe is gathering surface data, but it cannot be described as engaging in remote sensing because this is an operation that, by definition, can only be accomplished from Earth orbit. B) the space probe is generating data for GPS. C) the space probe is engaging in remote sensing, although it is gathering data from a planet other than Earth. D) the probe is engaging in aerial photography, although it is taking its "pictures" from outer space. E) the USGS has programmed the space probe to mimic the work of Earth satellites.