Answer:
evolve I believe is the answer
1 earth axis 2 sunlight 3 elevation
A. chemical precipitation of minerals from seawater
In order for a barrier island to form, the coastal sand is organized into barrier islands. There are three conditions for an Island of this type to form.
1. There must be a sufficient supply of sand to form the island.
2. The sea level must be rising.
3. There needs to be winds and waves with sufficient energy to move the sand around
Hope that helps
Answer and Explanation :
Plants and algae comprise the lowest level of the trophic system. Called primary producers or autotrophs, plants and other organisms create their own food using photosynthesis.
Furthermore Each organism in an ecosystem occupies a specific trophic level or position in the food chain or web. Producers, who make their own food using photosynthesis or chemo-synthesis, make up the bottom of the trophic pyramid