There are many waste products of plants such as gum, rubber,and many more. Oxygen is also a waste product of plants which i9s extremely useful for men because humans need it for breathing.oils and wood of plants is also used to make perfume and paper, furniture such as chairs, tables, etc respectively.
The waste product of plants during photosynthesis is oxygen. Oxygen is needed for us during respiration to produce energy. The waste product of plants during respiration is carbon dioxide and water vapour. Oil is another waste product from plants and it is used to make perfume.
Latex, resins, and gum. These substances are stored in plants and are released when the plants die and decay
When plants die, of course depending on the plant, but they produce waste like gum, resins and latex.
Water and oxygen