1. The phospholipids present in the cytoplasm membrane of the archaeo-bacteria is
A. phosphoglycerides
B. polyisoprenoid
C. polyisoprenoid branched chain lipids
D. none of the above
2. The oldest eukaryotic organisms are considered to be
A. diplomonads like Giardia
B. archaea
C. fungi
D. animals
3. The phospholipids present in cytoplasm membrane of eubacteria is mainly
A. phosphoglycerides
B. polyisoprenoid
C. phospho lipoprotein
D. none of these
4. Which were the investigators who lived at the same time?
A. Koch and Pasteur
B. Darwin and Woese
C. Van Leeuwenhoek and Ricketts
D. Berg and Hooke
5. The unifying feature of the archaea that distinguishes them from the bacteria is
A. habitats which are extreme environments with regard to acidity
B. absence of a nuclear membrane temperature
C. presence of a cell wall containing a characteristic outer membrane
D. cytoplasmic ribosomes that are 70S