Parchment paper is

Provide definitions/explanations for the following terms:
$(1)$ Osmosis
$(2)$ Osmotic pressure

Define: Osmosis.

Describe the process/mechanism of plant cell plasmolysis with an example and a labelled diagram.

$A$ flowering plant is planted in an earthen pot and irrigated. Urea is added to make the plant grow faster,but after some time the plant dies. This may be due to $..........$

If we apply pressure from the top on the solution in the stem of a thistle funnel, we can prevent the entry of water through osmosis. The pressure at which the entry of water through a semi-permeable membrane is stopped is called ........