A teacher asks her learners to collect words / phrases on various aspects they see and notice in their markets and streets. Later, the learners write the words and phrases according to the category and discuss them in the class. What is this practice known as?

2700+ previosuly asked Social Studies questions.
Social Studies is the main subject in the CTET exam Paper II (Also in UTET, MPTET, State TET, REET and other teaching exams). In CTET Exam, the Social Studies section comprises a total 60 questions of 60 marks, in which 40 questions come from the content section i.e.History, Geography and Political Science and the rest 20 questions from Social Studies Pedagogy section.