Multiple choice

____________ is the abiotic component of a pond ecosystem.

  1. Fish

  2. Frog

  3. Water

  4. Bacteria

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

Abiotic components are the non-living physical and chemical parts of an ecosystem. Water is abiotic. Fish and frogs are animals (biotic), and bacteria are living microorganisms (also biotic). Only water qualifies as an abiotic component in this list.