Why Do Vascular Plants Need Phloem? All Four of the Provided

question 31

Multiple Choice

Why do vascular plants need phloem? All four of the provided answers are correct. Select the answer that BEST explains the existence of phloem.

• A)for chemical signaling between widely separated parts of the plant
• B)because not all parts of the plant are independently autotrophic
• C)to create a "return loop" for xylem flow back to the root
• D)because diffusion is not efficient over long distances

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Definitions:

Modality-independent

Pertaining to properties or phenomena that apply across different modes or systems without being limited to any specific one.

Human Language

A system of communication using vocal sounds, gestures, or written symbols that is organized and capable of expressing an infinite number of ideas or feelings.

Symbolized Categorical Statement

A statement in logic that classifies a relationship between categories, represented with symbols.

Categorical

Pertaining to categories or classification, often used in logic to describe statements that assert or deny something about all members of a category.