JLAB Biology SOL Practice Test

Fungi obtain nutrients primarily through absorption. They secrete digestive enzymes into their environment, breaking down complex organic substances into simpler compounds. This process allows them to absorb the necessary nutrients directly through their cell walls. Unlike plants, fungi do not have the structures or the chlorophyll that facilitate photosynthesis. They also don’t ingest food like animals do but rather rely on external digestion followed by absorption. This method enables them to thrive in a variety of environments, decomposing organic matter and recycling nutrients back into ecosystems. Understanding this absorption process is crucial, as it highlights fungi's role as decomposers in ecological systems.