What Has the Strongest Effect on Whether Stomata Are Open

question 45

Multiple Choice

What has the strongest effect on whether stomata are open or closed?

• A) O₂ concentration
• B) CO₂ concentration
• C) light
• D) ion concentrations in the xylem

Understand the concept of hypothesis testing, including null and alternative hypotheses.

Interpret p-values and use them to make decisions about hypotheses.

Identify rejection regions and critical values for various significance levels.

Distinguish between one-tailed and two-tailed tests.

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