No, the noun 'biped' is a common noun; a general word for any creature that uses two legs for walking.
bipod biped (noun), or bipedal (adjective)
Animals that walk on two feet, like humans and birds, are called bipeds. The noun is biped. The adjective is bipedal.
Bipeds are humans but the question is what would you call a creature with many feet
Biped
Pencil proper or common noun
As a name of a road , Park Avenue', it is a proper noun, and both words star with a capital letter. However, when used separately, as 'the park, or 'the avenue', they are common nouns and so not need a capital letter.
Exxon is a proper noun
Yes, the word 'Ali' is a proper noun, the name of a person.A proper noun is the name or title of a specific person, place, or thing.A proper noun is always capitalized.
Proper noun
proper noun
The Biped stood there silently.
It is a proper noun, because it is the name of a specific thing.