Which statement is wrong about lichens

Options

A. Some species are eaten by reindeers
B. Lichens are indicators of pollution
C. They grow rapidly about 2cm per day
D. They have symbiotic relationship between alga and fungus

Answer

C

Explanation

The growth of lichens in very slow. It is about 2-5 mm per year and some lichens grow much more slowly with rate of less than 0.5 mm per year.