Imbibition is a

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?

$A$ professor kept some moist seeds in an airtight jar and started lecturing. At the end of the experiment,an explosion occurred in the jar. What did the professor want to explain?

Wooden doors and windows swell up during the rainy season due to $.........$.

Swelling of gum in water is due to

Absorption of water from soil by dry seeds increases the $ \text{imbibition pressure} $, thus helping seedlings to come out of soil.