| Consider the following statements. |
| I. Any deficiency of \[{{O}_{2}}\] stops the respiration of roots and causes accumulation of \[C{{O}_{2}}\] thus the protoplasm becomes viscous and the permeability of plasma membrane decreases. |
| II. The absorption of water still occurs when concentration of outer soil water is more than root hair cell sap. |
| III. Adhesion is the attraction between the molecules of the same substances. |
| Which of the statements given above are correct? |
A) I and II
B) I and III
C) II and III
D) I, II and III
Correct Answer: A
Solution :
Cohesion is the attraction between the molecules of the same substances, e.g., water-water transpiration pull.
You need to login to perform this action.
You will be redirected in
3 sec
