Q. Consider the following pairs:
  1. Halosere - succession in a saline environment
  2. Psammosere - succession in sand
  3. Xerosere - succession in dry area
Which of the above is/are correct?

Answer: 1, 2 & 3
Notes: Halosere is a succession in a saline environment. An example of a halosere is a salt marsh. Psammosere is an ecological succession that began life on newly exposed coastal sand. Sand dune systems are best examples of it. Xerosere is a plant succession that is limited by water availability such as salt deserts, rock deserts etc.

This question is part of UPSC Daily 20 MCQ Series Course on GKToday Android app.