Question

Green gram is:
A. Vigna radiata
B. Vigna mungo
C. Phaseolus vulgaris
D. Phaseolus coccineus

Answer 1

Green gram is commonly known as the” moong”. It belongs to the Family Leguminanceae and Genus Vigna. Since the Botanical name consists of a generic epithet and a specific epithet, hence the generic epithet of the green gram would be Vigna.

Complete answer:
To solve the following question, we must be aware of the classification of green gram. Further, we must also know how the botanical names are kept.
Now, green gram belongs to the Kingdom Plantae, Order Fabales, Family Leguminaceae or Fabaceae, Genus Vigna and Species Radiata. So, the botanical name of green gram is Vigna radiata. Therefore, the correct answer to this question is Vigna radiata.
Given below are the botanical names of a few other plants.

Plant	Botanical Names
Black gram	Vigna mungo
French beans	Phaseolus vulgaris
Runner bean	Phaseolus coccineus

Additional information: The binomial nomenclature which we use today was given by Carl von Linneaus. He put forth certain rules for naming the plants wherein he said that every scientific name should consist of two words: the generic epithet and the specific epithet, the former denoting the Genus and the latter the Species.

Note: The scientific name of black gram i.e Vigna mungo should not be confused for Green gram commonly known as mung. All the rules given by Linnaeus must be kept in mind while writing these names.