Why do geologists know more about Cenozoic rocks than rocks from other ages?
They are most accessible being at or near the surface
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Most rocks on the Earth contain what type of material?
a. Organic chemicals b. Melts c. Quartz d. Silica
Groundwater moves ____
A)only when experiencing recharge B)in ways that are unpredictable C)only in a downward direction D)from areas of low pressure to high pressure E)from areas of high pressure to low pressure
Waterfowl present special wildlife management problems because
A. they overwinter near the Arctic Circle. B. they are migratory. C. they only nest on rocky ledges. D. they only eat small freshwater fish.
The common definition of pest
A) is based on the negative impacts of an organism on human activities. B) varies depending upon whether the organism is an herbivore or carnivore. C) varies widely in the world depending upon the particular culture. D) is limited to organisms that are plants.