a) The amount of CO2 is the highest in jar C because it only contains CO2-producing organisms: mice. A plant in the same jar, like in jar B, would counteract this CO2 production by using it to produce oxygen, which would balance it out.
b) Jar A has the lowest amount of CO2 because the plant is by itself only producing oxygen. There is no life form in jar b that produces CO2.
Endosperm and female gametophyte is the plant tissue that have high nutritional value. The function of endosperm is to protect the embryo and gives all the essential nutrient to the embryo.
