The seeds of this flowering plant produce an oil that can easily be converted to biodiesel. In Europe, this is a popular source of biodiesel fuel
A) aster
B) saffron
C) tulip
D) rapeseed
D
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The __________ is moving southward, and the agrarian culture at the base of numerous West African countries is often plagued by drought and famine.
a. none of these b. manufacturing base c. Sahara Desert d. population of Bhutan e. climate
Earthquake-induced ground motions cause buildings to sway at certain periods. In general, the taller the structure, the ________ the period.
A. period does not depend on building height B. shorter C. longer
Most oceanic islands and seamounts are
A) small pieces rifted apart from continents. B) places where the seafloor has been buckled upward by convergence. C) constructed by volcanic eruptions that first occur under water. D) large fan-shaped mounds deposited by turbidity currents.
Salinization is often associated with Aridisols
Indicate whether the statement is true or false