NTA Abhyas NEET2020BotanyBiological ClassificationPractice
In the light of recent classification of living organisms into three domains of life (bacteria, archaea, and eukarya), which one of the following statements is true about archaea?
Options
- AArchaea resemble eukarya in all respects
- BArchaea have some novel features that are absent in other prokaryotes and eukaryotes
- CArchaea completely differ from both prokaryotes and eukaryotess
- DArchaea completely differ from prokaryotes
Correct answer
B. Archaea have some novel features that are absent in other prokaryotes and eukaryotes
Step-by-step solution
A domain of prokaryotic organisms containing the archaebacteria includes the methanogens which produce methane, the thermoacidophilic bacteria which live in an extremely hot and acidic environment and the halophilic bacteria which can only function at high salt concentrations and are abundant in the oceans.