Deficiency of phosphorus causes:

Cu, Mn and Fe

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Co, Ni and Mo

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Mn, Co and Ca

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Ca, K and Na

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Solution

The correct options are
A
Cu, Mn and Fe

B
Co, Ni and Mo

C
Mn, Co and Ca

Deficiency of phosphorus causes premature falling of leaves, restricted growth of root and shoot and the change in the colour of the leaves from green to dark blue.

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Similar questions

Q. Match the columns and choose the correct combination.

	I(Essential Elements)		II(Deficiency Causes)
(a)	N, K, Mg, S, Fe, Mn, Zn and Mo	(i)	Inhibit cell division
(b)	N, K, S and Mo	(ii)	Necrosis
(c)	Ca, Mg, Cu and K	(iii)	Delay in flowering
(d)	N, S and Mo	(iv)	Chlorosis

Q. C,H,O,N,S,B,K,P,Ca,Mg,Fe,Mn,Cu,Zn,Mo,Cl,Ni- are these elements essential for plant growth?

Match the following deficiency symptoms with relevant essential elements:

$\begin{matrix} Column - I & Column - II A . Chlorosis & 1. N, S, Mo B . Necrosis & 2. N, K, S, Mo C . Inhibition of cell division & 3. Ca, Mg, Cu D . Delay of flowering & 4. N, K, Mg, S, Fe, Mn, Zn, Mo \end{matrix}$

Q. Assertion (A): The symptoms of manganese toxicity are actually the deficiency symptoms of Fe, Mg and Ca.
Reason (R): Mn competes with Fe and Mg for uptake and also inhibits Ca translocation in the shoot apex.

Q. The arrangement of some of the metals forming thermoelectric series is Sb, Fe, Zn, Ag, Mo, Cr,Sn, Pb, Hg, Mn, Cu, Co, Ni, Bi.
Arrange the following thermo-couples in the ascending order of producing thermo emf at a particular constant temperature
a) Fe - CO b) Sb - Bi
c) Ag - Mn d) Zn - Cu

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Deficiency of phosphorus causes:

The correct options are A Cu, Mn and Fe B Co, Ni and Mo C Mn, Co and Ca Deficiency of phosphorus causes premature falling of leaves, restricted growth of root and shoot and the change in the colour of the leaves from green to dark blue.

The correct options are
A
Cu, Mn and Fe

B
Co, Ni and Mo

C
Mn, Co and Ca

Deficiency of phosphorus causes premature falling of leaves, restricted growth of root and shoot and the change in the colour of the leaves from green to dark blue.