What is the role of a catalyst in a chemical reaction? Briefly describe how it accomplishes its role. What is meant by industrial nitrogen fixation? What is produced during this process? Describe the steps in the Ostwald process for the manufacture of nitric acid from ammonia. ...
What is meant by "electron carrier?" Discuss how radioactive isotopes are used in dating fossils. Explain the difference between nitrogen fixation and denitrification. How are the carbon cycle and the phosphorus cycle similar? How are they different?
Define nitrogen fixation, and explain its importance. What is meant by ecological degradation? How would synthesis be affected by a diet that is low in energy? Explain how substances accumulate in trophic levels through biomagnification. Discuss the importance of micronutrients and macronutrients to the...