Which Is the Correct Horizontal Pathway of Water from the Soil

question 23

Multiple Choice

Which is the correct horizontal pathway of water from the soil to the center of the root?

• A) Epidermis → root hair → cortex → pericycle → endodermis → xylem
• B) Epidermis → cortex → pericycle → endodermis → phloem → xylem
• C) Root hair → epidermis → cortex → endodermis → pericycle → xylem
• D) Root hair → cortex → endodermis → pericycle → epidermis → xylem
• E) Root hair → epidermis → endodermis → cortex → xylem → phloem

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Definitions:

Sudan IV

A lysochrome (fat-soluble dye) used in histology to stain lipids, triglycerides, and lipoproteins in cells and tissues.

Colorimetric PH Indicator

A chemical compound that changes color in response to changes in pH, used to determine the acidity or alkalinity of a solution.

Neutral Substance

A chemical compound that is neither acidic nor basic in nature, often having a pH level of around 7.

Acidic Substance

A substance with a pH less than 7, which donates hydrogen ions when dissolved in water.