Having a metabolism/Excreting
The consumption of food for the purpose of absorbing and assimilating their nutrients
The taking in of nutrients which are organic substances and mineral ions, which contain either additional raw materials or additional materials to be converted into energy and support tissue repair, absorbing and assimilating them.
The fertilizing of plants in order to provide them with much needed mineral ions for their growth, reproduction
Obtaining and stockpiling food for the future.