Micro Organisms
One of the reasons for the evolutionary success of the kingdom Monera is that its members are nutritionally diverse. Which of the following(s) is/are the way(s) of obtaining energy?

All of these
Photoheterotrophy
Chemoheterotrophy
Photoautotrophy

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Micro Organisms
Genetic and biochemical similarities between contemporary cyanobacteria and eukaryotic chloroplasts are accepted to mean that

eukaryotes evolved from bacteria
eukaryotes evolved from archaea
cyanobacteria arose from chloroplasts which escaped from plant cells
oxygenic photosynthesis first evolved in eukaryotes

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