Daily SAT Question 7/2
Answer to yesterday's was II only.
While researching a topic, a student has taken the following notes:
  • Ecologist Amina Patel studied how streetlights affect moth pollination in suburban gardens.
  • Patel set up paired garden plots: one plot was exposed to an LED streetlight, and the other was shielded from the light.
  • For 12 weeks, Patel used infrared cameras to record moth visits to flowers in each plot.
  • The light-exposed plots had 28% fewer moth visits than the shielded plots.
  • In the light-exposed plots, seed set for nocturnally pollinated flowers was 14% lower.
  • Patel noted that the decline in moth visits varied by species; some moth species showed little change.
The student wants to describe the study’s design and primary finding while also acknowledging that the effect was not uniform across all moths.
Which choice most effectively uses relevant information from the notes to accomplish this goal?
Over 12 weeks, ecologist Amina Patel used infrared cameras to compare paired suburban garden plots, one exposed to an LED streetlight and one shielded, and found seed set was 28% lower in the lit plots, even though some moth species showed little change.
Over 12 weeks, ecologist Amina Patel used infrared cameras to record moth visits in several suburban gardens near LED streetlights and reported 28% fewer visits than in gardens without streetlights, with differences depending on moth species.
Over 12 weeks, ecologist Amina Patel used infrared cameras to compare paired suburban garden plots, one exposed to an LED streetlight and one shielded, and found 28% fewer moth visits in the lit plots, with the decline varying by species.
Over 12 weeks, ecologist Amina Patel used infrared cameras to compare paired suburban garden plots, one lit and one shielded, and found 28% fewer moth visits and 14% lower seed set in the lit plots, showing all moth species were similarly affected.
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John Hoegerl
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Daily SAT Question 7/2
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