MediumBiologyHigh School (11–12)Diversity of Living Organisms › Biodiversity and NomenclatureDiversity of Living Organisms › Classification of Living OrganismsNumerical
Ten animals are sorted by class. The bat, the whale and the mongoose are Mammalia…
Contributed by StemPy LabTry it on paper first. A hint, the key idea and the worked solution are here when you need them.
Ten animals are sorted by class. The bat, the whale and the mongoose are Mammalia. The kingfisher and the owl are Aves. The beetle, the wasp, the dragonfly and the termite are Insecta. The gecko is Reptilia. How many animals are in each class? Which class is the biggest, and what fraction of all the animals is in it?
Need a reminder? The key ideaShow
The four basic processes of taxonomy are characterisation, identification, classification and nomenclature. Classification groups organisms by easily observable characters. Systematics, from the Latin systema, also takes the evolutionary relationships between organisms into account.
The worked solution
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Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, go through the solution one step at a time, and check each step against your own.
Step 1. Counts. Mammalia , Aves , Insecta , Reptilia .
Step 2. The biggest. Insecta, with animals.
Step 3. The fraction. .
Answer: Insecta is the biggest class, with of the animals.
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