Why do plant cells have multiple chloroplasts? Looking from your perspective, a single large chloroplast would be enough. Just pack the chlorophyll into very large grana (membranous stacks containing chlorophyll) and you're good to go. Here's the catch: One large chloroplast, and the isolated plant cell dies. read more
There are several chloroplasts in the plant cell because plants require a lot of energy. Just one chloroplast would not be able to handle this demand on its own. A chloroplast is an organelle not found in animals cells that can carry out the process of photosynthesis. read more
Chloroplasts are tiny organelles, much smaller than a plant cell, so it is convenient to have several of them in a cell. read more