The age of a tree can be calculated to see March 29, 2021 / By Preparation Point / MODEL PAPER 91: ASSISTANT in AGRICULTURE (BS-16) 2018 in the Punjab Agriculture Department Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedInA) The height of a tree B) The color of the trunk C) Number of rings on the trunk D) None of these Share this:TwitterFacebookMoreTelegramWhatsAppLike this:Like Loading... Related Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn