PPSC Past Paper Inspector Cooperative Societies 2019 Solved MCQs, Everyday Science MCQs, PPSC Solved Past Papers MCQsHeavy water used in Nuclear reactors is also calledA. Deuterium Oxide B. PH 7 C. Distilled Water D. Tritium Oxide Picture of which animal depicted on WWF flag?Which animal from the following is not member of cat family?
