Answer: Prokaryotes
Step-by-step explanation:
The Prokaryotes have the greatest ability to survive on different types of substances. They have better ability to survive on the food of different sources.
The food source may be organic or inorganic. It can also be from plants. The prokaryotes can be archae or bacterium which can metabolize and obtain energy from the food.
The archae such as halo bacterium has the ability to survive on multiple types of food. Purple sulfur bacteria is one of the bacteria surviving on different food source.