It's purpose is to break down energy from carbohydrates and other organic molecules stored during photosynthesis
Answer:thus, there are various methods to measure photosynthesis:
Uptake of CO2 by plants: Since CO2 is needed for photosynthesis, measuring how much of it is taken up by the plants gives us information on how much of photosynthesis is happening.
Release of O2: The amount of O2 produced during photosynthesis can be measured.
Explanation:
Making rough estimate of physical quantities is useful because it allow us to have an idea of how big or small a quantity is, it gives us the near result of the real quantity a matter contains. The approximate quantity obtained will give us information about the size of the quantity.
Option - IT IS BASED ON PREDICTION
because they have not had any way of telling where or when it has happened or occurred so you must predict how it happens or works.
hope this helps