that is indeed an impossible question to answer for many reasons. First of all, no one knows how long most plants can survive as most succulents haven't been kept long enough in cultivation to know... secondly, life in cultivation is so different than life in nature that two have almost nothing to do with each other...
If something is a mammal, then it is a bat .. The converse is actually the contrapositive of the inverse and so always has the same truth value as the inverse, which is not necessarily the same as that of the original proposition. 1  Negation : .
4. (Logic) logic maths a relation that holds between two relata only when a given relation holds between them in reverse order: thus father of is the converse of son of. [C16: from Latin conversus turned around; see converse 1 ].