This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.

by composting method.

like, you can collect all the bio degradable waste and put it in the ground , cover it with the mud and leave it for  a week and then it will turn into organic waste.

organic waste can be added to plants in the form of nutrients.

I hope my answer helps u:) ^__^

please mark it as the brainliest