Phytoplankton is the kind of plankton that does
photosynthesis. Calling it photoplankton does
Photosynthesis is the process of making sugar
from carbon dioxide and water, using the energy
from light. Oxygen is a waste product.
Photosynthesis is a very complicated and it only
happens in cells that are alive. So even if water
was around after the cells had dried out and died,
it wouldn’t happen.
Some living things can dry out, but not really be
dead. Check out this animal called the tardigrade
or “Water bear”
Thanks for asking,