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When earthworms add their wastes to the soil, then die and decay in the soil, they are contributing to the formation of
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
The agent of mechanical weathering in which rock is worn away by the action of other rock particles is called
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
In which soil layer would you find loam that is rich in humus
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
Soil formation begins with the weathering of
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
A hot and wet climate causes weathering to take place
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
In conservation plowing, why are dead weeds and stalks of the previous year’s crop left in the ground
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
A marble statue is left exposed to the weather. Within a few years, the details on the statue have begun to weather away. This weathering probably is caused by
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
What term describes the management of soil to prevent its destruction?
rapidly
carbonic acid in rainwater
bedrock
to retain moisture and hold the soil in place
abrasion
A horizon
soil conservation
humus
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