Grazers are well suited to savannas because
A) none of their natural predators live there.
B) they are able to migrate seasonally toward the wetter areas.
C) they can pull up grasses there by the roots.
D) the grasses there are ephemeral.
B) they are able to migrate seasonally toward the wetter areas.
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Rocks that deform elastically until just before failure are called:
a. elastic b. viscous c. ductile d. brittle
What setting has the thinnest cover of sediment in the oceans?
A. oceanic trenches B. mid-ocean ridges C. continental shelves and slopes along passive margins D. abyssal plain
Which of the following conditions are ideal for a strong radiation inversion?
A. cloudy, windy, moist, summer night B. clear, calm, moist, summer night C. cloudy, calm, moist, winter night D. clear, calm, dry, winter night
How do the climate differences noted in problem 2b help explain the presence of large numbers of deciduous trees in the tropical deciduous forest biome?
Using the global map of biome distribution (Map T-30 in the back of the Lab Manual), the map of climate distribution (Map T-29), the maps of global temperature (Maps T-28a and T-28b), the map of global precipitation (on the inside front cover of the Lab Manual), as well as information about Köppen climate types from Exercise 23, answer the question. What will be an ideal response?