Lots of luck with the exam. Correct answers have a star next to them and are bold. Explanations are written next to some of the answers that people had problems with. Please contact John Masiunas if you have any questions about the answers or grading. Plants get their carbon from carbon dioxide in the atmosphere.
Organic matter serves as a carbon source for soil microorganisms.
The pest should be able to overwinter on crop debris. A pest overwintering in crop debris may or may not be eliminated by rotation depending on how the crop debris are handled. The pest should be a generalist able to attack a range of vegetables. Generally the range of cultivars available in commercial trans plants is limited. They receive better growing conditions.