Use the freshwater food web and your knowledge of ecosystem ecology to answer this question. which statement about this freshwater ecosystem is false? a. nostoc species are microscopic cyanobacteria. b. cladophora species are macroscopic green algae. c. chironomids are insects.

Need ! will give 20 points! what are two ways that diatoms differ from slime molds? the external coverings of diatoms are made up of (silica, chitin or peptidoglycan), while slime molds have cell walls containing (silica, peptidoglycan or chitin). diatoms are (chemoheterotrophs, photoautotrophs or chemoautotrophs) because they make food through photosynthesis, while slime molds are (heterotrophs, phototrophs or autotrophs) because they eat decaying plant matter.