In terms of writing a evidence refers to anything in the text that helps communicate particular theme?

No, in terms of writing, evidence refers to anything in the text that supports a claim or argument. While evidence *can* help communicate a particular theme, it's not defined solely by that. Evidence could be facts, statistics, examples, anecdotes, quotations, or logical reasoning that demonstrates the validity of a point. A theme, on the other hand, is a central idea or message explored in the text. The evidence *supports* the interpretation of the theme, not defines it.