Earthworms add their wastes to the soil and then die and decay in the soil. Which component of the soil are they adding to? litter

humus

silt

clay

Humus

Explanation:

The importance of earthworms for soil lies primarily in their effect on the decomposition of primary organic matter and the formation of humus. ... Earthworms are involved in the transformation of complex organic compounds into simple forms that can be used by plants.

a

explanation:

many plants naturally reproduce this way, but it can also be induced artificially. horticulturalists have developed asexual propagation techniques that use vegetative plant parts to replicate plants. success rates and difficulty of propagation vary greatly. monocotyledons typically lack a vascular cambium and therefore are harder to propagate.