Multiple choice

All the living organisms on the earth constitute the

  1. biome

  2. biosphere

  3. community

  4. population
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The biosphere encompasses all living organisms on Earth and the environments they inhabit. It extends from the deepest ocean trenches to the highest mountains where life exists. A biome is a major regional ecosystem type. A community is interacting species in a specific area. A population is organisms of the same species in an area.

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