What is the distinctive type of agriculture practiced in the dry lands of developing countries?
What will be an ideal response?
Answer: nomadic herding
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Examine the full-page photograph at the beginning of this chapter. The aerial view in eastern Washington shows natural hillslopes and farmland
The yellow areas are growing wheat. The remaining areas are covered in native grasses. Explain how the farming practices visible in the photograph are designed to minimize soil erosion. What will be an ideal response?
Four of the following are part of the saltwater or marine aquatic life zones. Which one is the exception?
A. oceans B. estuaries C. inland wetlands D. coastal wetlands E. mangrove forests
Discuss the different aspects of groundwater storage and movement below the surface. Include the ways in which groundwater comes to the surface on its own, and is drawn to the surface by humans, along with the consequences
What will be an ideal response?
Magma with the greatest capacity for trapping gases is
A. intermediate. B. felsic (silicic). C. ultramafic. D. mafic.