Sand is dusted to the railway tracks during rainy season to .

Sand is dusted on the railway tracks during rainy season to

Sand is dusted on the railway tracks during rainy season to

Velvety green beds appear on the walls during rainy season. Give reason.

What happens to the steel benches and tables during rainy season?

Statement 1: It becomes difficult to open and shut the wooden doors and windows during rainy season. Statement 2: Wooden doors and windows imbibe water in rainy season and thus their volume is increased.

Wooden doors swell up and get stuck up during rainy season due to .........

It is difficult to open and close wooden doors and windows during rainy season. What is the reason?