Cactus is the singular form.
Cacti is plural. Cactus is singular.
cactus for a single plant cacti for plural
The plural form for the singular noun cactus is cacti.
Possessive noun.
There are two accepted forms for possessive singular nouns ending in s:Add an apostrophe (') after the existing s at the end of the word: cactus'Add an apostrophe s ('s) after the existing s at the end of the word: cactus'sExamples:The night blooming cactus' name is Queen of the Night.The night blooming cactus's name is Queen of the Night.
Cacti is plural form for the singular cactus.
Cactus is Singular. Cacti is Plural. Examples: I saw a cactus at the national park. I saw cacti at the natural park. This is not correct: I saw a cacti at the national park.
"Cactus" is the singular form.
Cactus is singular, cacti is plural.
Cacti is the singular and catus is the plural. :)
Yes. Hay is a singular noun. A Singular noun means one item only. So technically, hay is a singular noun.
The noun 'theory' is a singular noun. The plural noun is 'theories'.