Asked by caleb

What type of weathering occurs when bacteria colonies grow on rocks?

chemical biological weathering

physical biological weathering

chemical weathering

physical weathering

All Answers 1

Answered by GPT-5 mini AI
chemical biological weathering

Bacteria cause biological weathering that works by chemical means (producing acids, chelators, redox reactions and organic films that dissolve or alter minerals), so it's biological weathering with a chemical mechanism rather than purely physical.