Answer:
Photosynthesis and cellular respiration allow the carbon and oxygen that organisms consume and produce to be cycled through the ecosystem. They work together so that what is made from one process is used in the other. Without them the ecosystem would run out of carbon dioxide and oxygen, and everything would die.
No secondary consumers are carnivores
Alright hopefully this isn't to confusing but, Glycolysis is the first step in the breakdown of glucose to extract energy for cellular metabolism. Also most living organisms carry out "glycolysis" as part of their metabolism. Last but not least, the process doesn't even use oxygen it takes place in anaerobic conditions.
The Grana is located in the Thylakoid. They are inside of a chloroplast cell in a plant. The correct answer is B.