As crop residue breaks down, it competes with a growing crop for soil ____; therefore, extra ____ may
be needed to assure good crop yields.
a. hydrogen c. nitrogen
b. carbon dioxide d. oxygen
C
You might also like to view...
When servicing a drive axle, technician A says that its a good idea to tape the U-joint caps to prevent them from coming off. Technician B says that needle bearings are used with these type U-joints. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A supervisor must use nondiscriminatory screening methods and be aware of a company’s _____.
a. application process for disability b. hiring practices for employment c. rotating vacation schedule d. rules for worker safety training
A slide hammer has been fitted to an injector seized in a cylinder head, but will not pull it. What should be done?
A. drive injector downward into cylinder B. heat injector with an oxy-acetylene torch C. pull cylinder head, drive injector upward D. drill and pull injector with a screw extractor
Name and briefly describe the five flow or movement rates that are inputs to the automobile LOS procedure for signalized intersections.
What will be an ideal response?