Question

Without this process life would cease to exist because it is the first step in energy transfer from the sun.

Answer 1

photosynthesis I think im not 100% sure beb

Answer 2

Answer: Photosynthesis.

Step-by-step explanation: Photosynthesis is the process by which the producers make food by the help of photosynthesis.

This is the first step of the ecosystem, as there will be no food available to the organism if there will be no photosynthesis.

The producers use the sunlight available for the this vital process. It is the first step of the energy transfer.