SAT® Subject Test in Biology

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Ecological Study

SATBIO-GYLYEV

An ecologist wants to study the impact of habitat fragmentation on a forest ecosystem.

Which of these would be the LEAST impactful way to study the potential effect of habitat fragmentation while giving the most useful information?

A

Using a computer model to generate possible outcomes

B

Observing a fragmented prairie ecosystem

C

Deforesting an ecosystem and observing the effects

D

Hypothesizing about what might be possible outcomes of fragmentation

E

Experimenting on a small patch of trees in a controlled area