Soil biology is the study of microbial and faunal activity and ecology in soil. Soil life, soil biota, soil fauna, or edaphon is a collective term that encompasses all organisms that spend a significant portion of their life cycle within a soil profile, or at the soil-litter interface. These organisms include earthworms, nematodes, protozoa, fungi, bacteria, different arthropods, as well as some reptiles, and species of burrowing mammals like gophers, moles and prairie dogs. Soil biology plays a
Search thousands of topics on CostHelper.com. Typical costs: A one-year home service warranty can run anywhere from $250-$600, depending on what's covered and the deductible charged for each service call (which can vary from $30-$100).
The cost of an extended auto warranties depends on the age, mileage, make, and model of the vehicle, the level of coverage, and the deductible amount. For a used car, the cost can range from $65 to around $3,500. New car service contracts can cost $1,500 or more when sold through a dealer.