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Q. No.Critical concentration is the concentration of
(1) Any element below which plant growth is retarded but reproduction is not compromised
(2) Essential element below which plant growth is retarded
(3) Beneficial elements below which plant growth is retarded
(4) Beneficial elements above which plant growth is retarded
(1) Any element below which plant growth is retarded but reproduction is not compromised
(2) Essential element below which plant growth is retarded
(3) Beneficial elements below which plant growth is retarded
(4) Beneficial elements above which plant growth is retarded
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe element which is present below the critical concentration?
(1) Deficient
(2) Efficient
(3) Beneficent
(4) Sufficient
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe elements which are actively mobilizable within the plants and exported to young developing tissues. The deficiency is symptom is observed in
(1) Both in young and old parts
(2) Only in young parts
(3) First in old parts
(4) First in young parts
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe deficiency symptoms of mobilizable substances appear first in Older parts because
(1) In order to mobilize the elements to young part, the biomolecules of older parts are broken down
(2) In order to mobilize the elements the older part becomes weaker
(3) The work of mobilization is random and takes a lot of energy to cause it
(4) All of these
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe elements which are not actively mobilizable or immobilized within the plants. The deficiency symptom is observed in
(1) Both in young and old parts
(2) Only in young parts
(3) First in old parts
(4) First in young parts
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe deficiency symptoms of how many elements will be appearing in older tissue first?
N,K,Mg,S,Ca
(1) Zero
(2) Three
(3) Two
(4) Four
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe deficiency symptoms of S and Ca will appear first in
(1) Both in young and old parts
(2) Only in young parts
(3) First in old parts
(4) First in young parts
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhy does S and Ca deficiency not found in older parts first?
(1) As they are immobilizable
(2) As they are very abundant in older parts
(3) As newer parts are already deficient
(4) Both A and B
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe knowledge of deficiency symptoms of mobilizable and immobilizable substances actually helps in
(1) Horticulture
(2) Agriculture
(3) Both A and B
(4) Pisciculture
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyChlorosis is not
(1) Loss of chlorophyll
(2) Leading to yellowing of leaves
(3) Deficiency of elements N, K, Mg, S, Fe, Mn, Zn and Mo
(4) Accumulation of mutated chlorophyll
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Question Set:
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