A Major Source of Oxygen on Earth Is

question 3

Multiple Choice

A major source of oxygen on Earth is

• A)snow.
• B)ocean-based phytoplankton.
• C)plants.
• D)decomposition of water in the oceans.

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Definitions:

Conversation Length

The duration of an exchange of thoughts or information between two or more individuals, often measured in units of time.

Margin of Error

An expression of the amount of random sampling error in a survey's results, often used to create confidence intervals around a sample statistic.

Binomial Proportion

A statistical measure that represents the proportion of successes in a series of independent trials in a binomial distribution.

Margin of Error

An expression of the amount of random sampling error in survey results, indicating the range within which the true population parameter is expected to fall.