False. That question doesn't really make sense also but it should still be false given the context.
The answer is B. Cross-pollination occurs when pollen fertilizes female egg cells on the same flower.
The process which is the breaking down of macromolecules is called Hydrolysis (the breaking of a bond in a molecule using water) This means that polymers are broken down into monomers. This literally means ‘Split water’ and a reaction between an ion and the water molecule is used during used during the breakdown.