Vocabulary - Plural Forms
Class 10 / English
Vocabulary - Plural Forms
Question 1 of 4Book: TN-ENG-10Chapter 2
What is the plural form of the singular Latin noun 'radius'?
A
radiuses
B
radii
C
radia
D
radios
Correct AnswerB.
radii
Explanation
Nouns of Latin origin ending in '-us' form their regular plural by changing to '-i', thus 'radii'