Indicate if each of the following statements is true (T) or false (F). Your answer would be a five-letter string composed of letters T and F only, e.g. FFTFF.
( ) Animals ultimately depend on bacteria for fixation of the atmospheric nitrogen.
( ) If one finds animals in an isolated ecosystem, there should be photosynthetic organisms in that ecosystem as well.
( ) Carbon fixation can be carried out by bacteria only.
( ) All eukaryotes are organotrophs.
( ) Compared to eukaryotic cells, prokaryotes show greater biochemical diversity.

Question

Quizplus · Accepted Answer

We rely on plants as our source of organic carbon and nitrogen. Plants in turn rely on bacteria for organic nitrogen, but can fix carbon by themselves. Hydrothermal vents provide an example of a secluded ecosystem that lacks photosynthetic organisms.

Indicate If Each of the Following Statements Is True (T)