Which of the following makes us know the exact age of a tree ? January 5, 2020 by mcq A) Height of the tree B) Width of trunk C) Rings of the tree D) Branches of the tree View AnswerOption – C. More Questions______ uses laser technology to store large amount of informationEast kolkata wetlands have been declared asA student multiplied a number by 3/5 instead of 5/3, What is the percentage error in the calculation ?The United Nations declared 2000-2010 as the International Decade forPointing to a man in a photograph. Asha said. “His mother’s only daughter is my mother.” How is Asha related to that man ?If you want to disable STP on a port connected to a server, which command would you use?In a certain language, SUPERMAN is coded as TTQDSLBM. How is SPIDERMAN coded in that language ?Crack the Detectives code and Find the criminal’s Name ?Rust forms when _____ reacts with chemicals in rocks.After working for 8 days, Hari Ram finds that only 1/3 rd of the work has been done. He employs Satya who is 60% as efficient as Hari Ram. How many days more would Satya take to complete the work ?