Structural Organisation In Animals Question 176

Question: Amphicribal or hadrocentric vascular bundles are present in the stem of

Options:

A) Selaginella

B) Dracaena

C) Cucurbita

D) Zea mays

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Answer:

Correct Answer: A

Solution:

Amphicribal (Hadrocentric): The xylem lies in the centre and remains completely surrounded by phloem.

e.g., Ferns.

(Selaginella).