Q. What is the upper cup or saucer shaped depression of the volcano called?
Answer: Crater
Notes: The upper cup or saucer shaped depression of the vent is called as the crater. The narrow opening of the volcano is called the vent.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 152 in Geology - Rocks, Plate Tectonics, Earthquakes, Volcanoes in above course in App.