A : Tropical plants are more efficient in `CO_(2)` untilization.
R : `C_(4)` plants ensure that RuBisCO functions as carboxylase minimising oxygenase acitivity.
A. If both Assertion % Reson ar true and the reason is the correct explanation of the asserition the mark (1)
B. If both Assertion % Reason are true but the reason, is not the correct explanation of the assertion ,then mark (2)
C. If Assetion is true statement but Reason is false , The mark (3)
D. If both Assertion and Reason are false statements, the mark (4)
