Moss causes chemical weathering, and mosses Mosses are flowerless plants that grow in clumps. Given these facts, what can cause chemical weathering among the following options:
- Calcium carbonate
 - our nearest star
 - global warming
 - sea squirts
 - swamp vegetation
 - single-celled organisms
 - flowerless plants
 - Earthworms


 

       flowerless plants  