PPSC Assistants / Head Clerk (BS-16) Local Government 2020, English MCQs, PPSC Solved Past Papers MCQsWhich element of the following is not essential for plants? Posted on March 29, 2021 by Rana TahirA. Pb B. K C. P D. NShare 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)