Civil Services Prep

Prelims MCQ · Geography

Consider the following table:

Feature Description
1. Fringing reef Lies close to the shore and may be separated from it by a shallow lagoon
2. Barrier reef Separated from the coast by a wider, deeper lagoon and commonly broken by navigable gaps
3. Atoll Circular reef enclosing a shallow lagoon without central land
4. Seaward reef margin Favoured by clear, oxygenated moving water and a renewed food supply

How many rows are correctly matched?

  1. Only one.
  2. Only two.
  3. Only three.
  4. All four.
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