The Living World Chapter-Wise Test 12

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which taxonomic category includes the fewest organisms among the following?

Class
Phylum
Genus
Species
4

Species is the lowest and most specific category among the given options. Lower categories include fewer organisms whose members share more characteristics.

A human is placed in the family Hominidae and the class Mammalia. Which category lies between these two ranks?

Primata
Chordata
Homo
sapiens
1

Humans belong to the family Hominidae, order Primata and class Mammalia. Therefore, Primata lies between Hominidae and Mammalia.

Which of the following scientific names is written correctly?

panthera tigris
Panthera Tigris
Panthera tigris
panthera Tigris
3

In a printed biological name, the generic name begins with a capital letter, the specific epithet begins with a small letter, and both words are italicised: Panthera tigris.

Panthera and Felis are grouped together in Felidae. Which conclusion is correct?

Felidae is an order containing related families.
Felidae is a family containing related genera.
Felidae is a genus containing related species.
Felidae is a class containing related orders.
2

A family contains related genera. The genera Panthera and Felis are included in the family Felidae.

Which combination forms the basis of modern taxonomic studies?

Only external appearance and colour
Only economic uses and local names
Only habitat and geographical distribution
External and internal structure, cell structure, development and ecological information
4

Modern taxonomic studies use external and internal structure, cell structure, developmental processes and ecological information.

What does “Linn.” indicate in the biological name Mangifera indica Linn.?

The plant belongs to the family Linnaceae.
The species was first described by Linnaeus.
The specific epithet has been abbreviated.
The plant was first identified in India.
2

The abbreviated author name written after the specific epithet identifies the scientist who first described the species. “Linn.” indicates Linnaeus.

Which statement correctly distinguishes systematics from a study limited to nomenclature?

Systematics includes identification, nomenclature and classification and also considers evolutionary relationships.
Systematics is limited only to assigning scientific names.
Systematics excludes classification.
Systematics considers only the economic uses of organisms.
1

Systematics includes identification, nomenclature and classification. It also takes evolutionary relationships among organisms into account.

Which combination of taxonomic categories correctly represents wheat?

Genus: Mangifera; Family: Anacardiaceae; Order: Sapindales
Genus: Triticum; Family: Anacardiaceae; Order: Poales
Genus: Triticum; Family: Poaceae; Order: Poales
Genus: Musca; Family: Muscidae; Order: Diptera
3

Wheat is Triticum aestivum. It belongs to the genus Triticum, family Poaceae and order Poales.

Who used Systema Naturae as the title of his publication?

Ernst Mayr
Charles Darwin
Gregor Mendel
Carolus Linnaeus
4

Carolus Linnaeus used Systema Naturae as the title of his publication. The word systematics is derived from the Latin word systema.

Which international code provides agreed principles and criteria for the scientific naming of plants?

International Code of Zoological Nomenclature (ICZN)
International Code for Botanical Nomenclature (ICBN)
International Union for Conservation of Nature (IUCN)
World Health Organization (WHO)
2

The International Code for Botanical Nomenclature provides agreed principles and criteria for assigning scientific names to plants.

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