Plant Physiology Quiz

The opposite figure illustrates the direction of water movement in the plant leaf in two different direction x and z

Which of the following is essential for acquiring this plant physiological support

• Increase percentage of x and z

• Decrease percentage of each of x and z

• Increase percentage of x and decrease percentage of z

• Increase percentage of z and decrease percentage of x

Study the opposite figure that illustrates a section in plant leaf then answer :

Which of the following cells have largest osmotic pressure

• A

• B

• C

• D

Which of the following is correct about the support that is responsible for straightening of stem of plant on watering

• A

• B

• C

• D

Study the opposite figure that represents the strength of support in cells of herbaceous plant around time ,study the figure then answer In which hour from the start of experiment does the osmotic pressure inside the cell is the least

• 1

• 3

• 4

• 5

Some identical carrot pieces were put in sucrose solution of different concentration then the percentage of change of size was recorded in the opposite graph If the size of carrot pieces in at the beginning of experiment was 100 mm then what the size of carrot piece that lost completely its physiological support

• 14mm

• 16mm

• 86mm

• 100mm

The opposite figure illustrates the results from experiment for comparison of the physiological support of two identical plant x and y in different time of day and different circumstances of humidity of soil study the figure then answer In which time the osmotic pressure is equal in both plants x and y

• X ,Z

• X,A

• L,Z

• M,L

The opposite figure illustrates the results from experiment for comparison of the physiological support of two identical plant “x “and “y “in different time of day and different circumstances of humidity of soil.

study the figure then answer:

In which of the following does the physiological support Of plant “ y “is more than plant “x”

• X

• Z

• A

• L

The opposite figure illustrates the results from experiment for comparison of the physiological support of two identical plant “x “and “y “in different time of day and different circumstances of humidity of soil, study the figure then answer:

In which of the following points does the two plants exposed to maximum transpiration

• X

• Z

• A

• L

The opposite figures illustrate a lot of experiment that were done by students , as they put artificial cells have the same concentration in four cups that have different concentration ,In which of the following does the plant acquiring of water is the most

• 
• 
• 
• 

The opposite figure illustrates scientific experiment in which cube of sugar was put in cup of water and left for period of time that lead its gradual dissolving study the opposite figure then answer

in which stage will be the shrinkage of plant maximum When putting bean seed in the cup

• Stage A

• Stage B

• Stage C

• Stage D