Moss causes chemical weathering.
Mosses mosses are flowerless plants that grow in clumps.
Flowerless plants can cause chemical weathering.
What can cause chemical weathering?
(a) Calcium carbonate
(b) our nearest star
(c) global warming
(d) sea squirts
(e) swamp vegetation
(f) single-celled organisms
(g) flowerless plants
(h) Earthworms