All the different plant populations make up the plant in this swamp. the plants are part of the bigger that contains many biotic and abiotic factors. a) community: biome b) community: ecosystem c) ecosystem: biosphere d) population: community

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.