Question

Anatomically fairly old dicotyledonous root is distinguished from the dicotyledonous stem by (1Position of protoxylem (2)Absence of secondary xylem (3)Absence of secondary phloem (4)Presence of cortex

Answer 1

Answer: 2

Explanation:in dicot root protoxylem is toward pericycle while metaxylem is toward pith but in stem protoxylem is toward pith while metaxylem toward pericycle.

Hope it's clear..thanks