- bacterioplankton bak-TEER-ee-oh-PLANK-tun
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noun.
plankton made of bacteria.
- phytoplankton (fi-toh-PLAYNK-tun)
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noun.
microscopic organism that lives in the ocean and can convert light energy to chemical energy through photosynthesis.
- plankton (PLANK-tun)
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plural noun.
(singular: plankton) microscopic aquatic organisms.
Read more in the NG Education Encyclopedia
- toxic phytoplankton (TAHK-sihk FI-toh-plank-tun)
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noun.
aquatic organism that produces chemicals that, in large amounts, can be deadly to plants and animals.
- virioplankton VI-ree-oh-PLANK-tun
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noun.
plankton made of viruses.
- zooplankton (zoo-uh-PLAYNK-tun)
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plural noun.
microscopic, heterotrophic organism that lives in the ocean.