What tectonic setting is interpreted to be the cause of volcanism at Yellowstone?
A. magma that is coming up along a bend in a transform fault
B. movement of North America over a mantle plume
C. a large meteorite impact that struck the area 100 years ago
D. subduction along the coast of the Pacific Northwest
Answer: B
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Which of the following is NOT true concerning recycling?
A) Aluminum scrap is readily accepted for recycling. B) Glass can be used without loss of quality. C) Plastics are symbolized with rankings for safety in recycling. D) Newspaper recycling has declined as paper pulp prices have declined. E) Mixed color glass is not profitable for recycling.
The necessary process of breaking down the dead bodies of organisms is a function of ____.
A. detritivores B. omnivores C. carnivores D. herbivores E. producers
On 20 February 1943, a new volcano named ________, a scoria cone, was born when an eruption rose up through a farm field near a village in Mexico.
A. Mt. Kilimanjaro B. Mt. St. Helens C. Mt. Popocatepetl D. Paricutin E. Mt. Fuji
Humus has a consistency not unlike that of ________
A) putty B) sponges C) gelatin D) rock E) roast beef