Factors involved in soil formation are _______________.
A) weathering of parent material, freezing/thawing, tree roots
B) erosion, leaching
C) frequent wildfires, wind, temperatures above 100 degrees Fahrenheit
D) nitrogen-fixing bacteria, grazing by herbivores, tropical storms
E) seasonal changes in tides, earthquakes
Correct Answer:
Verified
Q24: Seed banks (institutions that store and preserve
Q25: Since 1960, pesticide use has increased _
Q26: The breakdown of large rocks into smaller
Q27: Aquaculture _.
A) can bring economic benefits and
Q28: Normal Borlaug, who passed away in 2009,
Q30: The loss of more than 10% productivity
Q31: Green Revolution techniques _.
A) focus on sustainability
B)
Q32: Organic farming _.
A) began in the 1960s
B)
Q33: Relative to sustainable agriculture, insectsʹ roles are
Q34: Monoculture, the practice of planting large areas
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