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Micro Organisms

Micro Organisms
Which cell type is considered to have the oldest ancestor?

Bacteria
Archaea
Eukarya
they all share the same ancestor

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Micro Organisms
Which of the following is not found in the kingdom Monera?

Organelles
Ability to reproduce
Ability to use energy
Organized cell structure

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Micro Organisms
The phospholipids present in cytoplasm membrane of eubacteria is mainly

phospholipoprotein
none of these
phosphoglycerides
polyisoprenoid

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Micro Organisms
Who was the inventor of the Petri dish?

Italian glass blower from Petri, Italy
R.J. Petri, an assistant of R. Koch
A famous French cook
None of these

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Micro Organisms
The idea of selective toxicity was first proposed by

Paul Ehrlich
Alexander Fleming
Louis Pasteur
Antony van Leeuwenhoek

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Micro Organisms
Which of the following structures is the smallest?

Bacterium
Mitochondrion
Hydrogen atom
Viriod

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