Gravitropism Would Not Be Observed in a Plant Grown in a Weightless

question 21

Multiple Choice

Gravitropism would not be observed in a plant grown in a weightless environment,because gravitropism is the phenomenon by which a plant part grows

• A) toward the gravitational center of Earth.
• B) in a direction determined by gravity.
• C) in a direction opposite to the main light source.
• D) in a direction opposite to the growth of the shoot.
• E) toward the darkest area.

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Definitions:

Null Hypothesis

The hypothesis that there is no significant difference or effect, serving as the default assumption to be tested against the alternative hypothesis.

Population Proportions

The ratio of members in a statistical population that have a particular attribute or characteristic.

Type I Error

A statistical error that occurs when a true null hypothesis is incorrectly rejected.

Type II Error

The error that occurs when a statistical test fails to reject a false null hypothesis, incorrectly concluding that there is no effect or difference when there is.