This document provides a review of key terms and concepts related to world geography of South Asia. It covers topics like religious practices (Ramadan), landforms (archipelago, atoll), climate patterns (monsoons), political systems (constitutional monarchy, caste system), historical civilizations (Indus Valley, Mughal Empire), and current issues (population growth, impact of natural disasters, poverty). The review examines the diverse cultures, environments, and development challenges across South Asia.