is there a question selection?
Are you asking for the definitions?
The desert? Its completely dry so what other biome?
The answer is; B
Actually, viruses are considered nonliving things because they are unable to bear the characteristic of living things (such as respiration, reproduction, growth, excretion, and etcetera) on their own. They only infect host cells to ride on the cell's biochemical machinery to be able to reproduce. Once outside the cells, they are non-living.
The Answer is A)Fungi because algae and fungi have a symbiotic relationship ( writing at least 20 letters to post this just to help somebody?) :I