(a) List in tabular form two differentiating features between xylem and phloem.
(b) Write two advantages of transpiration in plants.
(a)
Xylem | Phloem |
(1) It carries water and dissolved nutrients from root to leaves (Aerial parts of plants) | (1) It carries food from the leaves and shoots to the roots. |
(2) Made up of dead cells | (2) Made up of living cells |
(3) Cell wall is thick and made up of lignin | (3) Cell wall is thin and made up of cellulose |
(b) Advantages of Transpiration -
(i) It helps in absorption and upward movement of minerals & water from roots to the leaves.
(ii) Transpiration regulates the temperature
(iii) Removal of excess water.