Which one of the following organisms is scientifically correctly named, correctly printed according to the International Rules of Nomenclature and…

3 2012 AIPMT-MAINS The Living WorldBinomial nomenclature Medium
Which one of the following organisms is scientifically correctly named, correctly printed according to the International Rules of Nomenclature and correctly described?
A $E.coli$ – Full name $Entamoeba\ coli$, a commonly occurring bacterium in human intestine
B $Musca\ domestica$ – The common house lizard, a reptile
C $Plasmodium\ falciparum$ – A protozoan pathogen causing the most serious type of malaria
D $Felis\ tigris$ – The Indian tiger, well protected in Gir forests

Detailed Solution

$Plasmodium\ falciparum$ is correctly written (genus with a capital letter, species in small letters, printed in italics) and is the protozoan that causes malignant malaria, the most serious and possibly fatal type.
The intestinal bacterium $E.\ coli$ is $Escherichia\ coli$; $Entamoeba\ coli$ is a protozoan, so that description is wrong.
$Musca\ domestica$ is the common housefly, an insect, not a house lizard.
The tiger is $Panthera\ tigris$, and Gir forest is known for protecting the Asiatic lion, not the tiger.
Hence the correctly named and described organism is $Plasmodium\ falciparum$.

Binomial nomenclature in past papers

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Practise Binomial nomenclature All 3 questions This chapter in 2012 AIPMT-MAINS