How would an increase in the number of producers affect the nitrogen cycle? select all that apply. 1.) more nitrogen will enter the atmosphere. 2.) less nitrogen will be available in the soil. 3.) less nitrogen will be available for animals. 4.) more nitrogen will be taken up from the soil. 5.) more nitrogen will be available for nitrogen-fixing bacteria.

Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs