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WorksheetsMINERAL NUTRITION- Quiz 5
Total questions: 10
Worksheet time: 3mins
Aspargine and Glutamine are :
Amino acids
Imino acids
Amide
Protein
Choose wrong one.
N2-fixation needs anaerobic condition
ATP, that is used in nitrogen fixation comes from respiration of host cells
Amides –– serves as protein precursor, key compound for nitrogen transport and storage.
Amides have low N– to C ratio
The cell of a root nodule in leguminous plant shows a rod shaped structure called ____________.
Bacteria
Infection thread
Bacteroid
Ureide
Nitrifying bacteria
Reduce nitrates to free nitrogen
Oxidize ammonia to nitrates
Convert free nitrogen to nitrogen compounds
Convert proteins into ammonia
Which one of the following elements in plants is not remobilised?
Sulphur
Phosphorus
Calcium
Potassium
For its activity, carboxypeptidase requires :
Zinc
Iron
Niacin
Copper
The first stable product of fixation of atmospheric nitrogen in leguminous plants is :
NO2–
Ammonia
NO3–
Glutamate
Anoxygenic photosynthesis is characteristic of :
Rhodospirillum
Spirogyra
Chlamydomonas
Ulva
A few normal seedlings of tomato were kept in a dark room. After a few days they were found to have become white-coloured like albinos. Which of the following terms will you use to describe them?
Mutated
Embolised
Etiolated
Defoliated
Conversion of nitrate to ammonia is a/an :
Amination process
Deamination process
Oxidative process
Reductive process
