Question

1)What is the significance of 'fall of night'?

2)What is the significance of colour green used in the second stanza?

3)What does white colour signify? ​

Answer 1

Answer:

nightfall - the time of day immediately following sunset; "he loved the twilight"; "they finished before the fall of night"

Answer 2

2) green symbolise sorrow and happiness or struggle and ease in one’s adult stage and these all colours or ups and downs of life make the adulthood bright.

3) White as a feather and white as a cloud, i.e. colourless, lifeless.