Q. Which of the following causes rainfall during winters in the north-western part of India?
Answer: Western disturbances
Notes: A Western Disturbance is an extratropical storm originating in the Mediterranean region that brings sudden rain to the northwestern parts of the Indian subcontinent during the winter season. It is a nonmonsoonal precipitation pattern driven by the westerlies. Western Disturbances are important for the development of the Rabi crop (wheat).