This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Radiology
How much radiation dose is needed for permanent testicular sterilization in normal male: March 2013 (f) 
Select and explain. 
A. 0-5 Gy, B. 6-10 Gy, C. 11-15 Gy, D. 16-20 Gy
B: 6-10 Gy
Answer: B: 6-10 Gy 
Explanation: Ans. B i.e. 6-10 Gy