Which of the Following Best Describes What Scientists (The Bell

question 30

Multiple Choice

Which of the following best describes what scientists (the Bell research group) concluded about the effect of atmospheric CO₂ increases on phytoplankton's primary productivity?

• A)After 1000 generations,phytoplankton showed a consistent significant increase in primary productivity.
• B)After 1000 generations,phytoplankton showed a consistent significant decrease in primary productivity.
• C)After 1000 generations,phytoplankton showed a moderate increase in primary productivity.
• D)After 1000 generations,phytoplankton will not show an increase in primary productivity.

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