
The figure shows the movement of a stem. X is a part of the stem. The movement of plant hormone auxin in cells regulates cell elongation and growth of plants in a particular direction.

What would the size of cells and the distribution of auxin at part X of the stem look like?







Important Questions on Control and Coordination





Sapna suffers from a condition due to which her average blood sugar level is 174 mg/dl. The average blood sugar level in a healthy is < 140 mg/dl.
Which of the following could be the cause of Sapna's condition.


Shown in the figure below is a plant in which auxin is synthesised at part X of the plant. Geeta took the potted plant and cut off part X. She then took the plant and kept It near a window with sunlight and observed It after 7 days.
Which of the following Is she Ilkely to have observed?
