PPSC Past Paper Assistant (Population Welfare Department-2019)Solved MCQs, Everyday Science MCQs, PPSC Solved Past Papers MCQsBiogas is the name of? Posted on April 19, 2021 by Rana TahirA. Natural gas B. Hydrogen gas C. Nitrogen gas D. Oxygen gasShare this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)