Means of Transport in Plants - Turgidity and Flaccidity (Plasmolysis)

A plant cell may burst when :

Explain Turgor pressure

 Give suitable biological reasons for the following statement: 
Root hairs become flaccid and droop when excess fertilizers are added to the moist soil around them. 

The diagram below represents a process in plants. The setup was placed in bright sunlight. Answer the following questions:

a) Name the physiological process depicted in the diagram.

Why was oil added to the water?

b) When placed in bright sunlight for four hours, what do you observe with regard to the initial and final weight of the plant? Give a suitable reason for your answer

c) What happens to the level of water when this setup is placed in:

1. Humid conditions?
2. Windy conditions?

d) Mention any three adaptations found in plants to overcome the process mentioned in (i).

e) Explain the term ‘Guttation’.

Give scientific reasons : Balsam plants wilt during mid-day even if the soil is well watered.

Differentiate between the following : 

Turgidity and Flaccidity 

What is the difference between ‘flaccid’ and ‘turgid’? Give one example of flaccid condition in plants. 

Give the equivalent terms for the following : 

The condition in which the cell contents are shrunken