This poem A Heritage of Trees is not a ryhming poem. There is no ryhme scheme. The lines are short and there is no metre. No line has a set number of beats. Compare this poem with some of the ryhming poems in this site. Note that in poetry some words can be left out : e.g. Attack a tree today (on) the road from Mysore to Ooty.
source: english-for-students.com
p.s. hope this helps
You have to read the text and see were it says he feels like this and that will help you
Puzzled. The character is uncertain why they would be the choice