Multiple choice

A broad transition between two different ecosystems of mainly plant communities is called�

  1. Ecoclines

  2. Sere

  3. Biome

  4. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Ecoclines are gradual transition zones between two different ecosystems or plant communities, where species composition changes gradually across environmental gradients. Unlike ecotones (abrupt boundaries), ecoclines show continuous change. A sere is a successional sequence, and a biome is a major regional ecosystem type.