Get premium membership and access questions with answers, video lessons as well as revision papers.

Students set up an experiment as illustrated below.

      

Students set up an experiment as illustrated below.
Biology4120171125.jpg
a)Name the physiological process that resulted in the observations made after 30 minutes.
b) State the importance of the physiological process investigated in plants.
c) Explain the observation made after 30 minutes

  

Answers


John
a) Osmosis

b) -Causes opening and closing of stomata

- Leads to absorption of water by the root hair cells.

-Causes turgor pressure hence support in herbaceous plant.

-Feeding in insectivorous plants

c) Sucrose solution increased in volume and rose in thistle funnel; distilled water in the beaker reduces; sucrose solution in hypertonic compared to distilled water. Water molecules move by osmosis across semi- permeable membrane into the funnel
johnmulu answered the question on May 1, 2017 at 08:34


Next: The table below shows the concentration of sodium and iodine in sea water and cell sap of a plant
Previous: A freshly obtained dandelion stem measuring 5 cm long was split lengthwise to obtain two similar pieces.

View More Biology Questions and Answers | Return to Questions Index


Learn High School English on YouTube

Related Questions