When wolves in the Yellowstone area in Wyoming were eliminated, the population of elk exploded and overgrazed the population of coyote willow shrubs that dominated the riverside ecosystems. Which type of species interaction was disrupted by the removal of the wolves?
A. predator-prey
B. parasitism
C. interspecific competition
D. resource partitioning
Answer: A
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Disturbed deserts and marginal grasslands are slow to recover because
A plant growth is slow and there is little water B the flora become too diverse genetically C excessive water drowns out essential nutrients
________ limestones are precipitated through the actions of organisms.
A. Hyaloclastic B. Calciclastic C. Bioclastic D. Pyroclastic E. Siliciclastic
If air at sea level with a temperature of 27°C is forced up a mountain slope and the air's dew point at the condensation level is 14°C, at what elevation will condensation begin?
A) 1300 meters B) 2700 meters C) 1400 meters D) 2600 meters
The common rock produced by the metamorphism of limestone is ________
A) gneiss B) phyllite C) marble D) mica schist