STANDARD Botany Root MCQ Question
Anatomically fairly old dicotyledonous root is distinguished from the dicotyledonous stem by
Absence of secondary xylem
Absence of secondary phloem
Presence of cortex
Position of protoxylem
Correct Answer
Detailed Explanation
In dicot roots, exarch condition is present with proto-xylem at the periphery, whereas in dicot stems, endarch condition is present with proto-xylem inside.
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