Water is important to organisms in the following ways, hydration, it is used in the bodies processing of metabolism and along with rain
The answer is both minerals are dull non metallic minerals do not shine on their own
You could record how much they eat how many times they swim around in a day you could weigh your species of fish.
Where are the statements? When you insert them ill be able to help you :D
Mitochondria is the right one hope this helped you!