The word evolution does not need to be capitalized.
No, coral does not need to be capitalized.
No it does not need to be.
The word citizen does not need to be capitalized.
Well, as a common noun it does not need to be capitalized as for it used in this sentence, " I'd like to give you a wedding at my house." but if used as a proper noun it does need to be capitalized. " I loved the Wedding."
The word evolution does not need to be capitalized.
No, coral does not need to be capitalized.
No, the word "revivalist" does not need to be capitalized unless it is at the beginning of a sentence or part of a proper noun.
No, the word "seismograph" does not need to be capitalized unless it is at the beginning of a sentence or part of a title.
No it does not need to be.
No, the word "motorcycles" does not need to be capitalized unless it is at the beginning of a sentence or part of a title.
No, the word "region" does not need to be capitalized in a sentence unless it is the first word of the sentence or part of a proper noun (e.g. "Pacific Northwest region").
No, the word "present" does not need to be capitalized unless it is at the beginning of a sentence or part of a title.
The word citizen does not need to be capitalized.
No.
Yes, "Cheerios" is a brand name and should be capitalized.
I checked the word invoice in the dictionary.