Biological weathering is caused by

Biological weathering is cause by

Anthrax is a disease of humans and cattle with a potential for biological warfare. It is caused by

Biological magnification is caused by

Biological magnification is caused by:

Biological magnification is caused by

A primary succession starts with a lichen. Which of the following lichens are responsible for biological weathering of rocks in the initial stage?

What do you mean by biological weathering ?

What do you mean by biological weathering? Give two examples.