Q1. [1] medium initial-understanding
Which of the following correctly explains why ions are actively taken up by root cells from the soil?
(a) To increase the temperature of the root cells
(b) To create a concentration difference that causes water to move into the roots by osmosis
(c) To directly provide energy to the xylem vessels
(d) To allow transpiration to occur at the leaves
- a To increase the temperature of the root cells
- b To create a concentration difference that causes water to move into the roots by osmosis
- c To directly provide energy to the xylem vessels
- d To allow transpiration to occur at the leaves