Question

Q-10 What are weeds? Give the examples of weeds need to control them and methods
to control them​

Answer 1

Answer:

Weeds can be controlled using weedicides: It is a chemical, which is sprayed in the fields to kill all available weeds. Weedicides are not harmful to crops. Tilling before sowing of crops also helps in removing weeds: Tilling uproots the weeds.

Answer 2

Answer:

I don't the answer of your Q. sorry