Question

list the source of noise pollution in your surrounding

Answer 1

1- Loudspeaker
2- Horns
3-Gadgets like food mixer, grinder.

Answer 2

There many loud noise sources can be found in locality.

Higher sounds can be called the sources of noise pollution.

For example local temples where often loud music is played.

If there is market nearby, the car horn vehicle sound may cause noise pollution.

If there is new building getting constructed around types of loud metallic sounds are heard, which may cause sound pollution, etc.