Multiple choice

Which of the following describes 'global ecosystem'?

  1. Lithosphere

  2. Biosphere

  3. Atmosphere

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

The biosphere is the term for the global ecosystem - it encompasses all living organisms and their relationships with each other and with the physical environment across the entire Earth.

Keep practicing — related questions