Which is not a characteristic of imbibition?

Give scientific reasons:
$(1)$ Plasmolysis is possible in plant cells,while it is not possible in animal cells.
$(2)$ Doors and windows of a house swell during the monsoon season.

An enthusiastic professor,wanting to demonstrate a physiological process,placed soaked mustard seeds in a glass jar and kept it in a corner before starting the lecture. At the end of the lecture,a sudden explosion occurred,and the glass jar shattered into pieces. Which of the following processes was the professor trying to demonstrate?

Which of the following demonstrates imbibition?

Which of the following has the highest imbibition power?

The initial stage of water absorption by root cells is by