What Evidence Do Paleobotanists Look for That Indicates the Movement

question 18

Multiple Choice

What evidence do paleobotanists look for that indicates the movement of plants from water to land?

• A) waxy cuticle to decrease evaporation from leaves
• B) loss of structures that produce spores
• C) sporopollenin to inhibit evaporation from leaves
• D) remnants of chloroplasts from photosynthesizing cells

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Definitions:

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the true population parameter.

Population Mean

The average value of all measurements in a population, reflecting the central location of the data.

Alpha (α)

A threshold value in hypothesis testing used to determine whether to reject the null hypothesis, typically set at 0.05 or 0.01.

Population Mean

The average value of a population set, where the population includes all members of the set.