5. Is composting plants with worms wherein the process is faster producing
a rich nutritious soil made by the earthworms.
6. Is any substance added to the soil that promotes the healthy growth of
plants.
7. Is an old practice where different organic materials or wastes are placed
on the top of one year to another such as plant, animal, and soil.
8. An organic fertilizers comes from decayed matters from plants and
animals mixed with soil.
9. Is the most important source of plant nutrients, contributing to the
fertility of soil.
10. An organic fertilizers comes from animal waste such as livestock (big
animals) and poultry (chicken) waste.​