Biology
Grade-6
Easy

Question

Marine ecosystem is a _________.

  1. Terrestrial ecosystem
  2. Saltwater ecosystem
  3. Freshwater ecosystem
  4. Grassland ecosystem

hintHint:

Saltwater ecosystem

The correct answer is: Saltwater ecosystem


    Marine is a saltwater ecosystem. Marine ecosystem is the largest of  Earth's aquatic ecosystems and exists in water that has high salt content.
    Example: Oceans and seas on the earth's surface.

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