Definitely not.
"Slant rhyme," "near rhyme," "off rhyme," "half rhyme" -- those are all terms for the same thing, words that don't rhyme perfectly with each other, but have enough similarity of sound that they can be used as rhymes.
What is a para rhyme
It's more of an off-rhyme.
slant rhyme
No, log does not rhyme with off. Please see the related questions below for "What rhymes with log?" and "What rhymes with off?"
No, school does not rhyme with all.
Yes tall and all do rhyme
All poems don't rhyme because its an expressing of feelings it doesn't have to rhyme it should only make sense
yes.ballads is all about story or narrative a rhyme.
These are partial or imperfect rhymes, like dry-died, or grown-moon. They are sometimes called half rhyme, near rhyme or oblique rhyme.
off road
In the nursery rhyme "Humpty Dumpty," all the king's horses and all the king's men couldn't put Humpty Dumpty back together again after he fell off a wall.