Question

the group of organisms which use light for making food are called​

Answer 1

These organisms  are called Autotrophs

e.g plants

Answer 2

Explanation:

An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Because autotrophs produce their own food, they are sometimes called producers. Plants are the most familiar type of autotroph, but there are many different kinds of autotrophic organisms