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    1).
    The phospholipids present in cytoplasm membrane of the archaeo-bacteria is
    A   phosphoglycerides   
    B   polyisoprenoid   
    C   polyisoprenoid branched chain lipids   
    D   none of the above   
    ANS: C - polyisoprenoid branched chain lipids

    No answer description available for this question.

    2).
    The oldest eukaryotic organisms are considered to be
    A   diplomonads like Giardia   
    B   archaea   
    C   fungi   
    D   animals   
    ANS: B - archaea

    No answer description available for this question.

    3).
    The phospholipids present in cytoplasm membrane of eubacteria is mainly
    A   phosphoglycerides   
    B   polyisoprenoid   
    C   polyisoprenoid   
    D   none of these   
    ANS: A - phosphoglycerides

    No answer description available for this question

    4).
    Which were the investigators lived at the same time?
    A   Koch and Pasteur   
    B   Darwin and Woese   
    C   Van Leeuenhoek and Ricketts   
    D   Berg and Hooke   
    ANS: A - Koch and Pasteur

    No answer description available for this question

    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   
    ANS: B - absence of a nuclear membrane temperature

    No answer description available for this question

    6).
    Mycoplasmas are different from the other prokaryotes by
    A   presence of chitin in cell walls   
    B   presence of murrain in cell walls   
    C   presence of proteins in cell walls   
    D   absence of cell wall itself   
    ANS: D - absence of cell wall itself

    No answer description available for this question

    7).
    Evolutionary relationships between groups of organisms are determined using which of the following type of information?
    A   Comparisons of nucleotide sequence   
    B   Comparisons of biochemical pathways   
    C   Comparisons of structural features   
    D   All of the above   
    ANS: D - All of the above

    No answer description available for this question

    8).
    Which of the following is not true for eukaryotic cells?
    A   Nucleus is bounded by nuclear membrane   
    B   Chromosomes contain histones   
    C   Chloroplasts and mitochondria contains 70S ribosomes   
    D   Gas vacuoles are present   
    ANS: D - Gas vacuoles are present

    No answer description available for this question

    9).
    Which of the following is not true for prokaryotic organism?
    A   Nucleus is not bounded by nuclear membrane   
    B   Chromosomes does not contain histones   
    C   80S ribosomes are distributed in cytoplasm   
    D   Cell wall contains peptidoglycan as one of the major component   
    ANS: C - 80S ribosomes are distributed in cytoplasm

    No answer description available for this question

    10).
    Gram staining was introduced by
    A   Christian gram   
    B   Alfred Gram   
    C   Robertcook   
    D   Louis Pasteur   
    ANS: A - Christian gram

    No answer description available for this question


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