how much exact time did these things written following takes to decompose

1. vegetable

2. nylon cloth

3. cotten cloth

4. plastic

5. leaves

Time taken by the below substances to decompose would be

1. vegetable  -- 74 days

2. nylon cloth --- 30 to 40 years

3. cotten cloth --- 1 to 5 months

4. plastic --- 1000 years

5. leaves  ---- about 2 years