Question

acknowledgement of the certificate of the popular strrugle and movement class x. words limit 200 -300

Answer 1

if its for the project, then you may follow this:
i(your name) a student of class tenth from the institution(name of the school and city) deeply acknowledge the support and guidance of my social science teacher(your teacher's name) for completion of my project on the topic popular struggle and movement. i express my sincere gratitude for all the precious guidance, encouragement and help during the completion this project i also thank my respected principal(principal's name) for the prestigious encouragement and help from time to time during my tenure of this  social science project.

certificate:
this is to certify that (name) of class tenth, a student of (schools name), was carrying out a project work of civics on the topic popular struggles and movements under my supervision. to the best of my knowledge, it is her/his own work and not a cheat from anyone/anything else.