Fungi can be found in which of the following environments?

Fungi are versatile organisms that thrive in a variety of environments, making the response identifying air and soil as the correct choice. They are frequently found in terrestrial ecosystems, where they play critical roles in decomposition and nutrient cycling. In soil, fungi contribute to the breakdown of organic matter, facilitating nutrient availability for plants. Additionally, fungal spores are often present in the air, enabling them to spread across different environments, including indoors and outdoors.

This adaptability allows fungi to colonize diverse habitats, which includes but is not limited to mountains, underground caves, and even living organisms. However, they are not restricted to these areas alone, as they can exist in many environments with moisture and organic material. Thus, the presence of fungi in both air and soil exemplifies their ecological importance and widespread distribution across various habitats.