📚 StudyHub

🔬 Biology  ·  Ecosystem  ·  NEET

Primary succession starts on:

  • A Abandoned farmland
  • B Bare rock with no soil
  • C Disturbed forest
  • D Sandy beach with some soil

Correct answer: B. Bare rock with no soil

Explanation: Primary succession: begins on bare, lifeless substrate (bare rock, lava field) with no soil. Pioneer species (lichens, mosses) establish first.

Concept context

Ecosystems, food chains, energy flow, nutrient cycles, biodiversity, and conservation.

Read the full Ecosystem notes →