The greatest biomass of autotrophs in the worlds oceans is that of

Options

(a) benthic brown algae,coastal red algae and daphnids
(b) benthic diatoms and marine viruses
(c) free floating micro algae,cyanobacteria and nanoplankton
(d) sea grasses and slime moulds

Correct Answer:

free floating micro algae,cyanobacteria and nanoplankton

Explanation:

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