Question

Different types of symbols are fixed on the things give reasons​

Answer 1

The signs and symbols use in a map are called as Conventional symbols.

Conventional symbols are widely accepted signs or sign systems which signify an idea or concept. They represent different features on a map and are not drawn to scale. They are important because: Symbols can be used to depict features like cities, roads and railways.

This is of map as you have put this question for social science so it is of map , or else your question is incomplete

Answer 2

Symbols are the shorthand abbreviation of a big sentence or a word describe about their its symbols belongs to and for what it's belongs to.

$\pink{}$$\red{Mark}$$\green{As}$$\blue{Brainliest}$$\orange{}$