The answer to this question should be: Calvin cycle
Calvin cycle is a chemical reaction that was done in the chloroplast of a plant. This is one of the reactions in photosynthesis. In Calvin cycle, carbon dioxide and water will be used to make carbohydrates(glucose). This reaction is forming energy using the sunlight so only autotrophic organism capable that will be able to do it.
Haben jenen Jen Jen jksnsns hsjje. Jskksje hsjksn Banken ndkksj Jake nenne
Extremely productive, Whittaker was a leading proponent and developer of gradient analysis<span> to address questions in plant </span>community ecology<span>. He provided strong </span>empirical evidence<span> against some ideas of vegetation development advocated by </span>Frederic Clements<span>. Whittaker was most active in the areas of plant </span>community<span> analysis, </span>succession<span>, and </span>productivity. "During his lifetime Whittaker was a major innovator of methodologies of community analysis and a leader in marshaling field data to document patterns in the composition, productivity and diversity of land plant communities."[1]<span> Thus Whittaker was innovative in both empirical data sampling techniques as well as synthesizing more holistic theories.</span>
The answer is c. the predators become the limiting factor for the pheasants in that environment.