The first one because the scale is straight, let me know if you get it right
Do you have a chart that you are able to add or post?
Producers, because according to food pyramid, only 10% of energy is passed onto the next layer, where the other 90 is passed off as heat, so there must be more producer in order to sustain the ecosystem.
Sand and glass have different chemical formulas, so that means that the atoms are rearranged and this is a chemical reaction.
Yah it’s a Go phase because of the cell cycle.