Wheat grains before germination absorb water by

Imbibition is a

In the rainy season,wooden doors swell up due to:

$A$ 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?

If wood is kept under water,it swells due to the activity of:

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?