Question

what is weed why it is necessary to remove them

Answer 1

the unwanted plants grow along with the main crops are called weeds
it is necessary bcoz
they can compete with our crops for sunlight, water,air extra
hope it will help you

Answer 2

dear your answer is weed is unwanted plants
it is necessary to remove because they are undesirable they complete with main crops for nutrition space ,light ,water and air to reduce crop yield

tq
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