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

What is the plural of 'radius'?

A. radiae

B. radias

C. radii

D. radiuses

Answer: Option C

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

This question belongs to: English Nouns

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Question #1 Report Error

The noun 'news' is singular; which determiner?

A. a

B. an

C. many

D. the

Correct Answer: Option D

Explanation:
We can use 'the news', 'this news'. No 'a news'.

This question belongs to: English Nouns

Question #2 Report Error

The noun 'audience' takes a verb that is:

A. can be singular or plural

B. always singular

C. always plural

D. uncountable

Correct Answer: Option A

Explanation:
Collective.

This question belongs to: English Nouns

Question #3 Report Error

What is the plural of 'basis'?

A. basises

B. basis

C. basii

D. bases

Correct Answer: Option D

Explanation:
-is -> -es: basis -> bases.

This question belongs to: English Nouns