What is the difference between phreatomagmatic eruption to phreatic eruption? ?

Phreatomagmatic eruptions are volcanic eruptions resulting from interaction between magma and water while phreatic eruption is a steam eruption without lava ejection.The eruptions are caused by groundwater flashing to steam as it is heated by magma.

so whats the answer

producers within ecosystems are essential as they are at the base of the food chain. plants are examples of producers. they use the process of photosynthesis to capture light energy and use it to convert simple inorganic substances (carbon dioxide and water) into organic substances (glucose).