The Amount of Selenium in Foods

question 39

Multiple Choice

The amount of selenium in foods

• A)is consistently high in plant-based foods.
• B)will depend on the total amount of other minerals in the food.
• C)depends on the type of water used to irrigate crops.
• D)depends on the amount of selenium in the soil where crops are grown.

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Definitions:

Chemical Element

A substance that cannot be broken down into simpler substances by chemical means and is identified by the number of protons in its atoms.

Variable

An element, feature, or factor that is likely to vary or change; often used in scientific experiments or mathematical equations.

Rainfall

The amount of rain that falls over a specific area in a given period of time, often measured in millimeters.

Average

A statistical measure representing the central or typical value in a set of data, calculated primarily as the mean, median, or mode.