4
QuizMultiple Choice

The Earth's Surface — Test

Question 4 • Earth Science

Construction has removed the top 25 cm of soil from a site. What impact will this have on plant growth?

Answer
A
Plant growth may be reduced due to the loss of the nutrient-rich A horizon.
B
Plants will thrive, as they now have direct access to clay-rich soil.
C
Root growth will increase because the B horizon has been exposed.
D
There will be minimal impact, since the B horizon provides all the needed nutrients.
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