a NICIU.
9.
What are weeds? How can we control them?
2​

2 thoughts on “a NICIU.<br />9.<br />What are weeds? How can we control them?<br />2​”

1. Answer:

   Tilling before sowing of crops helps in the uprooting and killing of weeds.

   Weeds are controlled by using certain chemicals,called weedicides.

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2. 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.

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