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Biology NEET - XI: Chapter 12- Mineral Nutrition Part 4

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This flashcard deck covers key concepts from Chapter 12 on Mineral Nutrition, focusing on nitrogen fixation, enzyme activation, and nutrient roles in plants.

In transammination, amino group of one amino acid is transfered to

Keto group of another amino acid
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Key Terms

Term
Definition
In transammination, amino group of one amino acid is transfered to
Keto group of another amino acid
Which genes participate in nitrogen fixation?
Nif, nod and fix genes
Which elements are a part of nitrogenase enzyme?
Mo and Fe
Which element is the activator of RUBISCO?
Mg
Which element is the activator of phosphoenol pyruvate carboxylase?
Mg
Which element is the activator of alcohol dehydrogenase?
Zn

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TermDefinition
In transammination, amino group of one amino acid is transfered to
Keto group of another amino acid
Which genes participate in nitrogen fixation?
Nif, nod and fix genes
Which elements are a part of nitrogenase enzyme?
Mo and Fe
Which element is the activator of RUBISCO?
Mg
Which element is the activator of phosphoenol pyruvate carboxylase?
Mg
Which element is the activator of alcohol dehydrogenase?
Zn
Which element helps in maintaining anion-cation balance?
K
Which element is involved in maintaining turgidity of cells?
K
In which form do plants intake iron?
Fe3+
Which elements are essential in the formation of chlorophyll?
Mg and Fe
Which elements are required in photosynthesis and respiration both?
Mg, Fe, Mn
Which elements does Mn compete with for uptake?
Fe and Mg
Which element does Mn compete with for binding with enzyme?
Mg
Toxicity of which element can inhibit calcium translocation in shoot apex?
Mn
How many electrons are utilized in the fixation of one molecule of nitrogen in root nodule of plants?
8
How many ATP are utilized in the fixation of one molecule of nitrogen in root nodule of plants?
16
What does ammonia react with in reductive amination?
Alpha-ketoglutaric acid
Which enzyme catalyses reductive amination?
Glutamate dehydrogenase
Which enzyme catalyses the transamination reaction?
Transaminase
Which two important amides are structural part of proteins?
Aspargine and glutamine
What is nitrogen fixed as in soyabean?
Ureides
Amides are transported via which vascular tissue in plants?
Xylem
Ureids have a high carbon to nitrogen ratio. True/false?
False. Ureids have a high nitrogen to carbon ratio.