Multiple choice

Which organism is lowest on the Arctic food chain?

  1. Polar bears

  2. Plankton

  3. Elephant seals

  4. Cod

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

Plankton (specifically phytoplankton) are primary producers that use photosynthesis to make food, forming the base or lowest trophic level of the marine food chain in the Arctic.