The Living World Test - 10

Lion (Pantheraleo), leopard (P. pardus) and tiger (P. tigris) with several common features, are all species of the genus Panthera. The genus Felisincludes cats. Hence, the correct option is Lion, tiger, leopard and cat belong to the same genus.

Wheat is a grass widely cultivated for its seed, a cereal grain which is a worldwide staple food.

There are many species of wheat which together make up the genus Triticum; the most widely grown is common wheat (T. aestivum).

A true species consists of a population which is reproductively isolated. Populations of a species can interbreed among themselves and not with the other populations.

‘SystemaNaturae’is a book written by Carolus Linneaus. This books gives in depth details of classification system and binomial nomenclature of organisms.

Systematics is the scientific study of diversity of organism and their evolutionary relationship. Systematics is also known as taxonomy. It includes identification, nomenclature and classification.

ICBN stands for International code of botanical nomenclature that frames rules for nomenclature of plants applicable for all over the world.

Division is the highest category of hierarchy which contain organisms having only a few common characters. On the other hand, species belongs to lowest level so, the organisms have more common characters.

Kingdom is a category which has real existence. All the living organisms are divided into 5 kingdoms that exist naturally. Phylum, genus, species etc. is thename given to a group of organisms having some common traits.

The classification of organisms on the basis of evolutionary and genetic relationship is called phylogenetic system of classification. The organisms are arranged according to their evolution on earth.

Taxonomy is the branch of biological science that deals of identification, nomenclature and classification of organisms according to certain sets of rules.