Single Choice Type Question I. \( \mathrm{Mg}^{2+} \) is an activator for ribulose bisphosphate ...
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0Single Choice Type Question
I. \( \mathrm{Mg}^{2+} \) is an activator for ribulose bisphosphate carboxylase oxygenase and inhibitor for phosphoenol pyruvate carboxylase.
II. The concentration of the essential element below which plant growth is retarded is termed as critical concentration.
III. Conversion of di-nitrogen into ammonia requires nitrogenase enzyme
IV. Beijerinckia and Rhodospirillum are free-living aerobic nitrogen fixers.
Select the options containing correct statements;
(1) I \& II
(2) II \& III
(3) III \& IV
(4) I \& IV
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