Explain the answers..

144.  Read the following statements :

(i)  The root endodermis has the ability to actively transport ions in both directions.
(ii) Transpiration cools leaf surfaces, sometimes to 10 - 15 degrees.

(a)  ​Both A and B are correct                                  (b)  ​Only A is correct
(c)  ​Only B is correct                                               (d)  ​Both A and B are incorrect

Dear student,
Answer is c) only B is correct.
Root endodermis can actively transport ions only in one direction due to the presence of suberin layer.
Transpiration shows cooling effect due to evaporation which lowers the temperature by 10 - 15 degrees.

Regards

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