The steep, upper slopes of composite volcanoes are generally produced by ________
A) tilting of the summit by intrusion of high-viscosity magma directly below the summit
B) high-viscosity, low-volume silicic magmas that are erupted from the summit
C) satellite or parasitic cones that push up the top of the volcano to steep slopes
D) large landslides
B
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Killing wild predators is an example of a(n) ______________problem caused by industrialized food production
a. biodiversity loss b. soil c. human health d. air pollution e. water
Russia and India are federated states
Indicate whether the statement is true or false.
Although industrial agriculture has greatly reduced world hunger and malnutrition, it has ________
A) doubled the amount of land used to raise crops B) required high levels of fertilizer and pesticide use C) not significantly increased the productivity of modern agriculture D) contributed significantly to the destruction of the ozone layer
The site on the accompanying figure that would most likely form a rock that has a nonwelded texture with many fine particles is
A. A. B. B. C. C. D. D. E. E.