What Is the Function of Root Hairs

question 158

Multiple Choice

What is the function of root hairs?

• A)They increase the surface area of root-to-soil contact for water and nutrient uptake.
• B)Similar to hairs on stems, they protect the root from herbivory by soil arthropods.
• C)They exclude salts such as sodium from entering the root.
• D)They store starch for remobilization to the shoot during flowering and seed set.

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Definitions:

Fully Employed

Refers to a situation where all available labor resources are being used in the most economically efficient way.

GDP

Gross Domestic Product, the total market value of all final goods and services produced within a country in a specific time period.

Natural Rate

The natural rate typically signifies the unemployment rate that maintains a steady inflation rate over time, also known as the natural rate of unemployment.

Short-run Ups

Temporary or brief increases in economic indicators or market performance.