Who can help me with this please

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

How do ratio scale and diagrammatic scale work