Answer:
1.) Arthropods are found in all consumers' roles of an ecosystem, whether they eat plants or animals, and some are important decomposers. They are important in the pollination of flowering plants. Some play an important role in soil aeration and water infiltration. They are vital to helping the soil be good so that the plants can grow and you can have delicious crops
2.) Earthworms eat soils and digest organic materials. Their excretion produces enriched soil that is critically important for plant growth.
-increase oxygen in water underground
This is how earthworms are important
Step-by-step explanation: