Question

why is the cell wall necessary to the plants​

Answer 1

Explanation:

Forming the interface between adjacent cells, plant cell walls often play important roles in intercellular communication. Because of their surface location, plant cell walls play an important role in plant-microbe interactions, including defense responses against potential pathogens.

Answer 2

$\mathcal\blue{Cell~wall~is~made~up~of~Cellulose~which~is~a~complex~substance~and~provide~structural~strength.}$

$\mathcal\purple{As~plants~can't~mobile~like~other~living~things,~but~have~to~get~protection,~they~posess~Cell~Wall.}$

$\mathrm\green{Hope,~it~helps}$