Most common nouns can have plurals, even if the plural is the same as the singular. Other nouns are uncountable, such as the abstract nouns need, greed, or poverty.
It can be either. The plural of salmon may be either salmon or salmons.
The noun 'shrimp' is singular or plural.The plural noun is either 'shrimp' or 'shrimps', both are accepted.
"Lot" can be both singular and plural. When used to refer to a group or collection of items, it is plural (e.g., "There are a lot of books on the shelf."). When used to refer to a specific piece of land or a specific group of items, it is singular (e.g., "This lot is for sale.").
"corn" is a common noun that can be either singular or plural
Yes, for example: deer
No. Either genitive singular or nominative plural.
Headquarters is both singular and plural.
The noun 'mice' is the plural form of the singular noun 'mouse'.
"Children" is a plural noun. The singular form is "child."
Yes, a noun is a person, place, thing, or idea. Nouns can be singular (one) or plural (more than one) in form.
The noun 'circus' is a singular noun.The plural noun is 'circuses'.
The word "loss" is singular. It refers to the act or instance of losing something.