Law Society of Ontario (LSO) Paralegal Practice Exam 2026 – The Comprehensive All-in-One Resource for Exam Success!

The concept of 'burden of proof' is fundamentally about the obligation placed on a party in legal proceedings to present evidence that supports their claims. This means that the party who makes an assertion or a claim must provide sufficient evidence to convince the judge or jury of its truth. In civil cases, the burden of proof typically lies with the plaintiff, while in criminal cases, it lies with the prosecution. The responsibility includes not only producing evidence but also establishing the standard of proof, which may differ based on the nature of the case (e.g., "beyond a reasonable doubt" in criminal cases versus "preponderance of the evidence" in civil cases).

The other options do not accurately capture the essence of the burden of proof. For instance, saying it "only applies to the defense" misrepresents the requirement as it equally applies to the prosecution or plaintiff in different contexts. Weighing the evidence after a verdict is a function of the judge or jury but does not pertain to who has the burden of proof initially. Finally, the final role of the judge refers to their duties post-trial or during the trial, but it does not define the term ‘burden of proof’ itself. Thus, understanding the burden of proof as