Consequences, in general, could be:
Deliberately
Unintentionally
Plagiarism is the practice of taking someone else’s language, ideas, or other original material and passing it off as one’s own.
Examples of plagiarism:
Breach of academic honesty but viewed by some as plagiarism
Undergraduate guidelines
Undergraduate Plagiarism Regulations in the Undergraduate Handbook - pp. 56-57
Postgraduate guidelines
Academic & Intellectual Honesty = Honour Code
Integrity
Source: http://ignatiawebs.blogspot.com/2013/10/plagiarism-and-digital-citizenship.html