Which of the following micronutrients does not form components of fertiliser?
(1) Cu, Mn
(2) Zn, K
(3) Fe, Cu
(4) Cu, Zn
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following macronutrients does not form components of fertiliser?
(1) N,P
(2) P,S
(3) K,S
(4) S,Zn
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyNitrogen:
Find the incorrect one.
1. Plants compete with microbes for it.
2. It is a limiting nutrient for both natural and agricultural ecosystem
3. Nitrogen has triple covalent bonds
4. Nitrogen fixation is conversion of nitrogen into nitrate
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn nature, ……….. and ……….. provide enough energy to convert Nitrogen to nitrogen oxides (NO, NO2, N2O).
(1) Lightning, Forest fires
(2) Industrial combustions, UV radiation
(3) Forest fire, Lightning
(4) Lightning, UV radiation
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDecomposition of organic nitrogen of dead plants and animals into ammonia is called
(1) Nitrogen Fixation
(2) Ammonification
(3) Nitrification
(4) Denitrification
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyElectrical nitrogen fixation leads to
(1) Formation of Nitrate
(2) Formation of Nitrite
(3) Formation of Ammonia
(4) Formation of Nitrogen
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAmmonia is first oxidized to nitrite by the bacteria except
(1) Nitrosomonas
(2) Nitrococcus
(3) Nitrobacter
(4) All of these
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyNitrification does not include
(1) Conversion of ammonia to nitrite
(2) Conversion of nitrite to nitrate
(3) Conversion of nitrogen to ammonia
(4) Both B and C
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe nitrifying bacteria are
(1) Photoautotroph
(2) Chemoautotroph
(3) Nitrotroph
(4) Organotroph
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDenitrification occurs in
(1) Leaves
(2) Roots
(3) Soil
(4) Environment
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology