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Q. No.Apoplast is not associated with
(1) Passive flux
(2) Rapid
(3) Uptake of ions into the free space or outer space of cells
(4) Usually has no involvement of ion channels or transmembrane proteins which function as selective pore
(1) Passive flux
(2) Rapid
(3) Uptake of ions into the free space or outer space of cells
(4) Usually has no involvement of ion channels or transmembrane proteins which function as selective pore
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySymplast is not associated with
(1) Active flux
(2) Slow
(3) Uptake of ions through the cell
(4) Usually has involvement of ion channels or transmembrane proteins which function as selective pore
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyXylem sap has minerals is substantiated by
(1) Heavy isotope of mineral element
(2) Isobar of mineral element
(3) Radioisotopes of mineral elements
(4) Protium labelled isotope of mineral elements
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe soil is enriched of dissolved ions and inorganic salts because of
(1) Raining
(2) Leaching
(3) Weathering
(4) Erosion
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is not true about soil?
P. Soil not only supplies minerals but also harbours nitrogen fixing bacteria and other microbes
Q. It holds water
R. It supplies air to the roots
S. It acts as a matrix that stabilises the plant
T. It is a source of photosynthate
U. It is positively geotropic without any exception
1. S, T and U
2. T and U
3. S and U
4. R and T
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich 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 & BiologySelect Question Set:
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