Question

why in plants during secondary growth ,secondary xylem is form more than secondary phloem?​

Answer 1

Growth of these cells increases the girdth of the plant organ involved. Secondary tissues: Tissues generated from thegrowth of a cambium. Vascular Cambium: A cambium that gives rise to secondary xylem to the inside, and to secondary phloemto the outside. ... The cell walls of the tissue are impregnated with suberin.

Answer 2

Growth of these cells increases the Girdth of the plant organ involved. secondary tissues: TISSUES GENERATED FROM THE GROWTH OF A CAMBIUM.

Vascular cambium : A CAMBIUM THAT GIVES RISE TO SECONDARY XYLEM TO  THE INSIDE and SECONDARY PHLOEM TO THE OUTSIDE .

THIS WATER- PROOFS THE TISSUE .