This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 1, Subject name: Forensic Medicine
THE BED SIDE TEST, WHICH IS USED TO DETECT CYANIDE IS:- 
Select and explain. 
A. MARQUIS TEST, B. LEE JONES TEST, C. MARSH TEST, D. MYDRIATIC TEST
B: LEE JONES TEST
Answer: B: LEE JONES TEST 
Explanation: Relevant explanations to know Poison Tests Cyanide Lee jones test Opium Marquis test Datura Mydriatic test CO Hoppe-Seyler's test, Kunkel's test Marsh Arsenic Reinsch test Heavy metals LEE JONES TEST : if test reactions shows Greenish-blue colour indicates cyanide, and purplish colour for salicylates.