#Question id: 11323
#Unit 10. Ecological Principles
Upwelling zones of high biological productivity are found along the western coasts of the major continents. What causes this upwelling?
#Question id: 11324
#Unit 10. Ecological Principles
Many temperate lakes develop pronounced thermal stratification during the summer months. In which zone of such lakes does temperature change most rapidly with depth?
#Question id: 11325
#Unit 10. Ecological Principles
Some great basin deserts are located on the leeward sides of large mountain ranges. We would describe these deserts as being located in the __________ of these mountains.
#Question id: 11326
#Unit 10. Ecological Principles
This soil horizon is characterized as rich in humus and consists of partly decomposed organic material mixed with mineral soil.
#Question id: 11327
#Unit 10. Ecological Principles
What do podzolized and laterized soils have in common?
#Question id: 11328
#Unit 10. Ecological Principles
The __________ zone is the shallow area around the edge of a lake or pond with rooted vegetation, such as water lilies and pickerelweed.