Answer:
Oxygen produced during light reaction of photosynthesis is partially consumed during cellular respiration by plants and unconsumed oxygen is released in atmosphere. Thus plants produce oxygen in presence of light.
Answer:
A. Many dinosaurs were present in upper layers of rock strata, but not in lower layers.
Explanation:
In my opinion, this is the best possible answer.
Answer:
The Isopropanol had a lower heat of vaporization than that of water, meaning that it didn't have to have as much energy to accomplish a phase change, in this case evaporation.
Answer: Cant give a solid answer if theres no graph attached.
Explanation: My guess if it was a downward trend in population numbers with a downward trend in ice cap sizes or something, it would support global climate change because it shows the shrinkage of the population that is resulting from melting ice caps.