By enriching it with nutrients.
nothing
if you put them in your compost and then put that in with your soil!!
it has better texture
soil as there are more nutrients
well it better in soil because soil has more nutrients
the dead bodies fertialize and become to erosion and make soil better
Manure
a plant grows better in soil
the plant with better soil will grow better
They are capable of converting atmospheric nitrogen into nitrogen that can be used by plants. They make the soil better.
Soil has better stability because it can be wet and have better strength than sand...
Cohesionless soil is generally preferred as it has less tendency to deform and can better resist loads. Cohesion soil, on the other hand, relies on the strength of the inter-particle bonds for stability, which can be weaker in certain conditions. Furthermore, cohesionless soil is more easily compacted and provides better drainage.