What is the plural of 'radius'? MCQ with Answer and Explanation

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What is the plural of 'radius'?

A. radii

B. radias

C. radiuses

D. radiae

Answer: Option A

Solution (By JKSSB Mock Tests)

'Radius' is a Latin word; plural is 'radii'.

This question belongs to: English Nouns

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Practice More Nouns Questions

Question #1

Which plural is correct?

A. tooth – teeths

B. tooth – toothes

C. tooth – teeth

D. tooth – tooths

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Correct Answer: Option C

Explanation:
The plural of 'tooth' is 'teeth' (vowel change).

This question belongs to: English Nouns

Question #2

Find the feminine of 'host':

A. hosta

B. hostine

C. hostess

D. heroine

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Correct Answer: Option C

Explanation:
'Hostess' is the feminine.

This question belongs to: English Nouns

Question #3

The plural of 'belief' is:

A. beliefes

B. believes

C. believs

D. beliefs

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Correct Answer: Option D

Explanation:
'Belief' just adds -s: beliefs. (Not like 'thief' -> thieves).

This question belongs to: English Nouns

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