No.
Yes
The word evolution does not need to be capitalized.
No, coral does not need to be capitalized.
No, circa does not need to be capitalized.
No, it shouldn't be capitalized.
No, it doesn't need to be capitalized.
No, kinetic energy doesn't need to be capitalized.
It should be capitalized if it follows or precedes a name.
Not only does the A in AIDS need to be capitalized, the entire acronym needs to be capitalized--since it is an acronym, and not the actual name for the disease.
No. Queries do not need to be capitalized.
No it shouldn't be capitalized.
No it doesn't require to be capitalized.
No it doesn't require to be capitalized.