Anatomy of Flowering PlantsHard
Question
Vascular cambium produces
Options
A.primary xylem and primary phloem
B.secondary xylem and secondary phloem
C.primary xylem and primary phloem
D.secondary xylem and primary phloem
Solution
Vascular cambium is formed by fasicular and interfasicular cambium. It leads to secondary growth cambium, known as fusiform initials produce secondary phloem on the outside and secondary xylem on the inner side. Youngest xylem layer occur inner to vasclar cambium while oldest layer of secondary xylem is found outside the primary xylem or towards pith. In case of phloem, youngest layer of secnaeyphloem lies just outside the vascular cambium while oldest layer is towards outside, inner to primary phloem.
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