Question

when trees are cut amount of oxigen​

Answer 1

when tree are cut amount of oxygen will be less.

So,from now doesn't cut any tree because this is our life without it we all can't live for a single second. so don't cut tree.

"GROW MORE PLANTS MORE TREES"

Answer 2

When trees are cut than the amount of oxygen will be less and we can't survive without oxygen than the day will come when we have to buy a oxygen cylinder.