Question

as weeds are also plants then why is their removal necessary from field

Answer 1

Because it destroy plants

Answer 2

weeds are also plants but they are unwanted
they do not have any good use
they compete for sunlight, water and nutrients
if they aren't removed the cross might also get infected because these weds can act as a host for diseases.
the yield of good crop decreases.
so it is important to remove them.

pls mark brainliest