As nouns the difference between rotifer and alga
is that rotifer is any of many minute aquatic multicellular organisms, of the phylum Rotifera, that have a ring of cilia resembling a wheel while alga is any of many aquatic photosynthetic organisms, whose size ranges from a single cell to giant kelps and whose form is very diverse; some are eukaryotic and some prokaryotic; includes the seaweeds.
rotifer
Noun
(
en noun)
Any of many minute aquatic multicellular organisms, of the phylum Rotifera , that have a ring of cilia resembling a wheel
alga
Noun
(algae)
(biology) Any of many aquatic photosynthetic organisms, whose size ranges from a single cell to giant kelps and whose form is very diverse; some are eukaryotic and some prokaryotic; includes the seaweeds.
Usage notes
* (term) is a non-standard plural.
Hyponyms
* seaweed