Tag: nomenclature in classification

Questions Related to nomenclature in classification

Garlic is

  1. Allium cepa

  2. Allium sativum

  3. Hyacinthus orientalis

  4. Convallaria majalis


Correct Option: B
Explanation:

Allium sativum, commonly known as garlic is a species of plant belonging to family Liliaceae. Garlic is native to Central Asia or Northeast Iran. It is a bulbous plant which grows in wild areas. It is used both as a food flavouring and as traditional medicine. It is widely used around the world for its pungent flavour as a seasoning or condiment. So, the correct answer is 'Allium sativum'.

Scientific name of sunn hemp is

  1. Crotalaria juncea

  2. Erythrina indica

  3. Arachis hypogea

  4. Glycine max

  5. Dalbergia sisso


Correct Option: A
Explanation:

Crotolaria juncea, commonly known as sunn hemp, Indian hemp is a tropical Asian plant belonging to legume family Fabaceae.. It is generally considered to as originated in Indian. It is now widely grown throughout the tropics and subtropics as a source of green manure, fodder and lignified fibre. It is also used as biofuel. It is an annual plant and it is an important summer cover crop in the United States. Hence, the scientific name of Sunn hemp is Crotalaria juncea. So, the correct answer is 'Crotalaria juncea'.

The system of giving one name to the individual is

  1. Quasibinomial system

  2. Semibinomial system

  3. Mononomial system

  4. Uninomial system


Correct Option: D
Explanation:

The uninominal system is the system for naming entities in which the name for each entity consists of only one word. It differs from the binomial system employed at species level where each individual organism has a name with two components i.e. species and genus.

The prefix 'uni' is used to denote 'one'.
So, the correct option is 'Uninomial system'.

Sugarcane is

  1. Saccharum arundinaceum

  2. Saccharum officinarum

  3. Saccharum spontaneum

  4. Saccharum procerum


Correct Option: B
Explanation:

Saccharum officinarum, commonly known as sugarcane is a large, strong, growing species of grass belonging to family Poaceae. It was originated in New Guinea and it is a perennial plant. It is cultivated in tropical and subtropical countries worldwide for the production of sugars and other products. It is used for the production of sugar, ethanol. the byproducts are used for feeding livestock. So, the correct answer is 'Saccharum officinarum'.

Which nomeclature system is employed for naming plants :

  1. Vernacular

  2. Binomial

  3. Monomial

  4. Polynomial


Correct Option: B
Explanation:
Binomial nomenclature is a scientific system of nomenclature for all organisms, including plants. It assigns two names, generic name and specific epithet.
Example, Hibiscus rosa-chinensis, Mangifera indica etc

The system of giving one name to the individual is called

  1. Quasibinomial system

  2. Semibinomial system

  3. Mononomial system

  4. Uninomial system


Correct Option: D
Explanation:

The system of giving one name to the individual is called uninomial system. This system was introduced with certain advantages for different purposes. The rules given by Linnaeus in the binomial system were considered quite complicated. To simplify the system and overcome these problems, Heywood suggested that two components of the name- generic name and specific epithet may be united together to form a single name.

The binomial system of naming a species was first devised by

  1. Aristotle

  2. Hugo de Vries

  3. Carolus Linnaeus

  4. Bentham and Hooker


Correct Option: C
Explanation:

The binomial system of naming a species was first devised by Swedish botanist and physician Carolus Linnaeus.

So, the correct option is, 'Carolus Linnaeus'.

In Mangifera indica, the word Mangifera is a 

  1. Genus

  2. Species

  3. Variety

  4. Order


Correct Option: A
Explanation:
According to the binomial system of classification, each name has two components, the generic name and the specific epithet. Linnaeus introduced the binomial system of classification. The first part of the name identifies the genus to which the species belongs, the second part, the specific name or specific epithet which identifies the species within the genus. According to the binomial system of classification in Mangifera indica, the word Mangifera is a genus.
So, the correct answer is 'Genus'.

Which of the following combinations form a binomial epithet?

  1. Generic epithet + specific epithet

  2. Specific epithet + author citation

  3. Generic epithet + author citation

  4. Generic epithet + specific epithet + author citation


Correct Option: A
Explanation:
Binomial nomenclature is a system of naming living species in which each species is assigned a specific scientific name. The name consists of two parts:
  • Generic epithet: It shows the genus of the organism
  • Specific epithet: It shows the species of the organism.
So, the correct answer is 'Generic epithet + specific epithet'.

Which of the following is correct match of genetic name with it's common name?

  1. Exocoetus - flying frog

  2. Betta - Fighting fish

  3. Toad - Tree frog

  4. Pristis - Electric fish


Correct Option: B
Explanation:

A flying frog is an Asian frog which has the ability to achieve gliding flight between trees. Its generic name is Rhacophorus nigropalmatus. The generic name of fighting fish is Betta splendens. It is also called as bettas. Two male fighting fish fight to protect territory. Hence, they are never be placed in the same tank. Tree frog is a frog that spends its most of the live in trees. Its generic name is Hyla arborea. Electric fish is a fish that generates electric field. Its generic name is Electrophorus electricus. It is also called as electric eel.

Thus, the correct answer is 'Betta - Fighting fish.'