Question

We cover our nose when we pass by garbage but not when we cross flower

Answer 1

Answer:

we cover our nose to save from germs and bad smell coming out from garbage

Explanation:

when we cross flower we smell good smell so as a result we always smell flower

Answer 2

Answer:

the reason is because when we pass by gargage very disgusting smell comes out which is no liked by our body whereas the smell of flower attract us which makes us satisfy