Question

Proper noun banana hai Everest is the highest peak in the world​

Answer 1

$\huge\bigstar\green{\boxed{Answer}} \bigstar$

Everest is the highest peak in the world.

Here Everest is the Proper Noun.

Answer 2

$\fcolorbox{orange}{aqu}{Answer:}$

Everest is the proper noun in the given sentence.

Note :

Proper nouns consists of names of any particular monument, person, landmark (river, sea, mountains and etc.) any many more.