Question Detail

BOT 102 Fundamentals of Vascular Plant Anatomy and Classification Objective Question

Question

What is the primary feature that distinguishes a siphonostele from a protostele?
Options
A Presence of a solid xylem core
B Absence of phloem
C Presence of a central pith
Correct Answer
D Arrangement of vascular bundles in a ring
Correct Answer

Option C is the correct answer.

Detailed Explanation

Page 17 defines Siphonostele as 'the type of stele with central pith surrounded by a ring of vascular tissue,' whereas Protostele is described as 'lacking a central pith'.

Hint

Think about the key structural addition that makes a siphonostele more advanced.

Question Info