GK Compilation from UPSC CISF Exam 2019: 1. The Silent Valley is located in which one of the following states?(a) Himachal Pradesh(b) Jammu and Kashmir(c) Jharkhand(d) Kerala Ans: Kerala (d) 2. Which one of the following crops is not a Kharif crop?(a) Rice(b) Maize(c) Wheat(d) Soya Bean Ans: Wheat (c) 3. What is the name of the first research