Ducks Unlimited Cert Review Study Guide Rated A+

81 {Ans: Experts estimate around ____ million acres of tree-covered land is considered in risk of mortality.}Putting up fences {Ans: Which of the following is a means of manipulating wildlife habitats?}Rotational crops {Ans: In order to maintain a healthy balance of nutrients in the soil, Sam plants corn in the spring and soybeans in the fall. This is known as which of the following sustainable agricultural methods?}Franklin D. Roosevelt {Ans: Which president enacted the Farm Bill?}1. forest floor 2. herb layer 3. shrub layer 4. understory layer 5. canopy (FHSUC) (Free Hugs Stay Under Care) {Ans: Place the forest layers in the correct order from bottom to top.}Floodplain protection {Ans: Riparian wetlands are particularly vulnerable to destruction, but serves a vital role in which of the following?}