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Microbiology Micro Organisms Q and A Compilation
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Question and Answer Compilation
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Micro OrganismsA. Comparisons of nucleotide sequences
1. The phospholipids present in cytoplasm membrane of B. Comparisons of biochemical pathways
the archaeo-bacteria is C. Comparisons of structural features
D. All of the above
A. phosphoglycerides
B. polyisoprenoid 8. Which of the following is not true for eukaryotic cells?
C. polyisoprenoid branched chain lipids
D. none of the above A. Nucleus is bounded by nuclear membrane
B. Chromosomes contain histones
2. The oldest eukaryotic organisms are considered to be C. Chloroplasts and mitochondria contains 70S ribosomes
D. Gas vacuoles are present
A. diplomonads like Giardia
B. archaea 9. Which of the following is not true for prokaryotic
C. fungi organism?
D. animals
A. Nucleus is not bounded by nuclear membrane
3. The phospholipids present in cytoplasm membrane of B. Chromosomes does not contain histones
eubacteria is mainly C. 80S ribosomes are distributed in cytoplasm
D. Cell wall contains peptidoglycan as one of the major
A. phosphoglycerides component
B. polyisoprenoid
C. phospholipoprotein 10. Gram staining was introduced by
D. none of these
A. Christian gram
4. Which were the investigators lived at the same time? B. Alfred Gram
C. Robertcook
A. Koch and Pasteur D. Louis Pasteur
B. Darwin and Woese
C. Van Leeuenhoek and Ricketts 11. Which of the following is considered the most unifying
D. Berg and Hooke concept in biology?
5. The unifying feature of the archaea that distinguishes A. Taxonomy
them from the bacteria is B. Anatomy
C. Genetics
A. habitats which are extreme environments with regard to D. Evolution
acidity
B. absence of a nuclear membrane temperature 12. Various bacterial species can be subdivided into
C. presence of a cell wall containing a characteristic outer
membrane A. subspecies
D. cytoplasmic ribosomes that are 70S B. biovarieties
C. serovarieties
6. Mycoplasmas are different from the other prokaryotes D. all of these
by
13. Living organisms have many complex characteristics.
A. presence of chitin in cell walls Which one of the following is shared by non-living matter
B. presence of murrain in cell walls as well?
C. presence of proteins in cell walls
D. absence of cell wall itself A. Homeostasis
B. Tissues
7. Evolutionary relationships between groups of organisms C. Reproduction
are determined using which of the following type of D. Molecules
information?
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