Sagot :
Answer:
1.biodegradable waste and non biodegradable waste
2.biodegradable waste is a substance that waste is decompose by bacteria or living organisms and non biodegradable waste is a substance that waste don't decompose easily and it will take hundred years to be decompose
3.non biodegradable waste
4. by separating biodegradable waste to non biodegradable waste
5.that all waste have to thrown to a right trashcan to prevent a clean world