Question

What is the role of lichens in ecosystems?

Answer 1

Lichens play several important roles in ecosystems:

1. They are pioneer species that can colonize harsh environments and break down rocks, contributing to soil formation.
2. Lichens are a food source for various animals such as deer, insects, and birds.
3. They can indicate air quality as they are sensitive to pollution.
4. Lichens can form symbiotic relationships with fungi and algae, providing nutrients for each other. Overall, lichens are important for ecosystem health and functioning.