Yes. The question mark is added onto the end of the questions you ask, whether you add it yourself or not.
If a question is redirected to "What questions add no value to WikiAnswers?", then it became an alternate to that question because it added no value. Questions like "Purple blue yellow ice cream?" will be merged into "What questions add no value to WikiAnswers?" because, as the question states, they do not add any value to the site.
Ask question the answer!
You cannot do this on WikiAnswers.
Click the question. Click "Answer question", or "Improve answer", or "Edit". Answer the question and click Save.
In an answer to a question all punctuation marks are possible, but in a question on WikiAnswers the only punctuation that is allowed are apostrophes and question marks.
Click discuss question. Then add any extra text into the discussion area.
You can't use "+" in a WikiAnswers question. The only symbols allowed in a question are a period, hyphen, and question mark. Instead, you could use the word plus.
Yes, WikiAnswers has reached the 10,000,000 question mark, and is currently (as of 9/20/09) at the 17 million question mark.
You can only add photos on your user profile. You cannot add a photo in a question; in an answer; or on the message boards.(See the Related question below.)
Anti-Contributing to WikiAnswersTo add an alternate to a question without counting it as a contribution point, then ask a question on WikiAnswers. Before you officially submit the question, you can edit it. After you edit and submit it, your pre-edited question will be one of its alternates.
You can use the Discuss option on the left hand menu bar, to add more detail to the question.
No. WikiAnswers does not currently support graphics or images.