When a cell shrinks, what is this process known as?

Crenation is the:

The cell given in the diagram below shows a shrunken protoplasm. Which one of the following is an $INCORRECT$ statement regarding this cell?

$A$ perfect partition between an osmotically active system and pure water in physical conditions can be formed by a

The overutilization of fertilizers causes death in plants as the fertilizer

The plants face wilting due to the use of excessive fertilizers because of: