Single Answer MCQ
Q-00077643

What role do phytoplankton play in the Antarctic ecosystem?

1

They are predators that control fish populations.

2

They are the primary producers that support marine food chains.

3

They are decomposers that recycle nutrients.

4

They are invasive species disrupting the habitat.

Answer and Solution

Answer

B. They are the primary producers that support marine food chains.

Solution:

Phytoplankton act as primary producers, generating energy through photosynthesis and forming the base of the marine food chain in the Southern Ocean.

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