✅ Correct Answer: Red light
Source: This question is taken from the Sub Inspector BS 14 (open Marit) 2016
✅ Correct Answer: Ribosomes
Source: This question is taken from the Intelligence Officer (Bs-14) Punjab Police, Special Branch Assistant (Bs-16) Cooperatives Department PPSC Past Paper 2024
✅ Correct Answer: O2
Source: This question is taken from the PROVINCIAL MANAGEMENT SERVICE, ETC. BS-17