Yes it does
if it's a name of something, like your dog
Yes, "Cheerios" is a brand name and should be capitalized.
No. Terrier should n ot be capitalized.
It should only be capitalized if it directly 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.
In general, the word "desert" does not need to be capitalized unless it is part of a proper noun or at the beginning of a sentence. For example, you would capitalize "Sahara Desert" because it is a specific desert name. However, if you are just referring to deserts in a general sense, then it does not need to be capitalized.
Yes, "journalism" should be capitalized in an essay as it is the name of a specific profession or field of study.
Yes, Was it a dog? Hahaha It WAS capitalized! Was can be capitalized.
It should be capitalized if it follows or precedes a name.
Yes
Not unless it starts a sentence or is used as a proper name.
Labrador is a place so no matter where you put it i think it will always have a capital. Hmmm....no. Labrador is the name/type of dog. Its a proper noun. All proper nouns are capitalized.