9
lesson pretestMultiple Choice

Pretest

Question 9 • TPS EdX Biology

What is most likely to result immediately after a rainforest in Brazil is clear-cut?

Answer
A
increased biodiversity
B
primary succession
C
secondary succession
D
a climax community

Explanation

Clear-cutting removes much of the rainforest’s vegetation, but the soil usually remains. When plants begin growing back in an area where soil is already present, the process is secondary succession. A climax community may develop much later, while primary succession begins on surfaces without soil.

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