1. Ferric
2. Ferrous
3. Free element
4. Both ferric and ferrous
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDuring biological nitrogen fixation, inactivation of nitrogenase by oxygen poisoning is prevented by
1. Leghaemoglobin
2. Xanthophylls
3. Carotene
4. Cytochrome
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDeficiency symptoms of nitrogen and potassium are visible first in :
1. Senescent leaves
2. Young leaves
3. Roots
4. Buds
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe most abundant intracellular cation is :
1. Ca2+
2. H+
3. K+
4. Na+
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyBest defined function of manganese in green plants is
1. Photolysis of water
2. Calvin cycle
3. Nitrogen fixation
4. Water absorption
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn element playing important role in nitrogen fixation is
1. molybdenum
2. copper
3. manganese
4. zinc
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. oxygen removal
2. nodule differentiation
3. expression of nif gene
4. inhibition of nitrogenase activity
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology