Civil Services Prep

Prelims MCQ · Geography

Tidal bulges become higher over wide continental shelves, lower when they encounter mid-oceanic islands, and may be magnified within funnel-shaped bays and estuaries.

Which one of the following conclusions follows most appropriately?

  1. Tidal height is determined only by the distance between Earth and the Moon.
  2. Mid-oceanic islands consistently produce the world’s highest tidal ranges.
  3. Coastal shape and seabed configuration can substantially modify an astronomically generated tide.
  4. Tidal currents occur only in the open ocean and disappear within bays.
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