In which of the following taxa, other three are included itself?

In which of the following taxa does photosynthesis not occur ?

All of the following are taxa except.

Which of the following is different from other three oxides?

Which of the following is different from other three oxides?

In which of the following pair of category, greater is the difficulty of determining the relationship to other taxa at the same level, thus the problem of classification becomes more complex?

In which of the following pair of category, greater is the difficulty of determining the relationship to other taxa at the same level, thus the problem of classification becomes more complex?

Which of the following taxonomic categories includes all the others ?

Which of the following taxonomic categories includes all the others ?

Which of the following taxonomic categories includes all the others ?