Which could cause topsoil to be lost? wind and water erosion
lack of use
compaction
desertification

Starch and are common polysaccharide carbohydrates found in plants. sucrose glycogen fructose cellulose

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

How can carbon move from "land" to bodies of water? describe the way human impact has lead to increased levels of co2 in the atmosphere.