Question

why do most leaves have a broad and flat surface

Answer 1

so that they can have contact to more amount of sunlight.

Answer 2

Hi guys ,
------------------------------------------------------
(this answer is dedicated to my NAVATIKA.Missing you very much)
------------------------------------------------------
Here is your answer,
Most leaves have a broad and galt surface so that they can have a large area for various processes like photosynthesis, transpiration, etc.
source :- class 7 chapter 1 ICSE.
......................................................
.(ignore my grammatical mistake...)
hope it helps... comment on it...if u like Mark it brainlest fir earning free 3 points... but since then peace out...