In what way is color an indicator of soil drainage?
A) Well-drained soils tend to be well aerated and red in color.
B) Poorly drained soils tend to be well oxidized and red in color.
C) Moderately drained soils tend to be green in color.
D) Colors of soils are more reflective of organic matter than of drainage.
A
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When considering the world population as a whole, birth rates and death rates enable one to calculate ________
A) the causes of infant mortality in a population B) the relative rates of immigration and emigration C) the causes of death in a population D) the proportions of fertile women in a population E) the increase or decrease in the population
One river can be the base level for another
Indicate whether the statement is true or false
The most volcanically active body in the solar system is ________
A) Mars B) Io C) Ganymede D) Earth
Explain why the majority of marine organisms are benthic
What will be an ideal response?