The most deficient micro – nutrient in Indian soil is : (A)Cu (B) Mn (C) Zn (D) B

The most deficient micro – nutrient
in Indian soil is :
(A)Cu (B) Mn
(C) Zn (D) B
by

1 Answer

Answer :

(C) Zn
by

Related questions

Soils with high pH are generally deficient in:? a Zn and Mn b B and Fe c Cu and Mo d Ca and Mg

Description : Soils with high pH are generally deficient in:? a Zn and Mn b B and Fe c Cu and Mo d Ca and Mg

Last Answer : a Zn and Mn

Which micro-nutrient is most deficient in Indo-Gangatic alluvium soils? (a) Iron (b) Zinc (c) Copper (d) Manganese

Description : Which micro-nutrient is most deficient in Indo-Gangatic alluvium soils? (a) Iron (b) Zinc (c) Copper (d) Manganese

Last Answer : (d) Manganese

Cytosolic superoxide dismutase contains (A) Zn only (B) Cu only (C) Zn and Cu (D) Mn

Description : Cytosolic superoxide dismutase contains (A) Zn only (B) Cu only (C) Zn and Cu (D) Mn

Last Answer : Answer : C

Trace elements are a. Zn+2, Cu+2, Mn+2 b. MO6+, Ni2+, B3+ and CO2+ c. Both a and b d. None of these

Description : Trace elements are a. Zn+2, Cu+2, Mn+2 b. MO6+, Ni2+, B3+ and CO2+ c. Both a and b d. None of these

Last Answer : Ans: D

Gray spots of oat are caused by deficiency of (a) Cu (b) Zn (c) Mn (d) Fe.

Description : Gray spots of oat are caused by deficiency of (a) Cu (b) Zn (c) Mn (d) Fe.

Last Answer : (c) Mn

Which one of the following elements is not an essential micronutrient for plant growth? (a) Zn (b) Cu (c) Ca (d) Mn

Description : Which one of the following elements is not an essential micronutrient for plant growth? (a) Zn (b) Cu (c) Ca (d) Mn

Last Answer : (c) Ca

Which one of the following is a micro nutrient in the soil? A. Nitrogen B. Iron C. Phosphorus D. Calcium

Description : Which one of the following is a micro nutrient in the soil? A. Nitrogen B. Iron C. Phosphorus D. Calcium

Last Answer : B. Iron

Khaira disease in rice is due to the deficiency of (A) Boron (B) Mn (C)S (D) Zn

Description : Khaira disease in rice is due to the deficiency of (A) Boron (B) Mn (C)S (D) Zn

Last Answer : (D) Zn

Yellow leaf of citrus is due to def of ? a Mo b Zn c Mn d N

Description : Yellow leaf of citrus is due to def of ? a Mo b Zn c Mn d N

Last Answer : a Mo

Which micro-nutrient is most deficient in Indo-Gangatic alluvium soils?

Description : Which micro-nutrient is most deficient in Indo-Gangatic alluvium soils?

Last Answer : Ans. Zinc

Which of the following element immobile in soil but mobile in plants? (A)S (B) B (C) Zn (D) P

Description : Which of the following element immobile in soil but mobile in plants? (A)S (B) B (C) Zn (D) P

Last Answer : (D) P

Among the following crop rotations, which is good for increasing soil nutrient status? a. Rice- wheat b. Groundnut- wheat c. Pearl millet- wheat d. Sorgham- wheat e. None of these

Description : Among the following crop rotations, which is good for increasing soil nutrient status? a. Rice- wheat b. Groundnut- wheat c. Pearl millet- wheat d. Sorgham- wheat e. None of these

Last Answer : b. Groundnut- wheat

The process by which nutrient chemicals or contaminants are dissolved and carried away by water, or are moved into a lower layer of soil (a) mulching (b) desertification (c) incineration (d) leaching

Description : The process by which nutrient chemicals or contaminants are dissolved and carried away by water, or are moved into a lower layer of soil (a) mulching (b) desertification (c) incineration (d) leaching

Last Answer : (d) leaching

Among the following crop rotations, which is good for increasing soil Nutrient status? 1) Rice-Wheat 2) Groundnut-Wheat 3) Pearlmillet-Wheat 4) Sorghum-Wheat

Description : Among the following crop rotations, which is good for increasing soil Nutrient status? 1) Rice-Wheat 2) Groundnut-Wheat 3) Pearlmillet-Wheat 4) Sorghum-Wheat

Last Answer : 2) Groundnut-Wheat

The correct order of spin-only magnetic moments among the following is : (Atomic number : Mn=25,Co=27,Ni=28,Zn=30)

Description : The correct order of spin-only magnetic moments among the following is : (Atomic number : Mn=25,Co=27,Ni=28,Zn=30)

Last Answer : The correct order of spin-only magnetic moments among the following is : (Atomic number : Mn=25,Co=27,Ni=28,Zn=30) ... (4)]^(2-) gt [ZnCl_(4)]^(2-)`

Intestinal absorption of chromium is shared with (A) Mn (B) Mg (C) Ca (D) Zn

Description : Intestinal absorption of chromium is shared with (A) Mn (B) Mg (C) Ca (D) Zn

Last Answer : Answer : D

The mitochondrial superoxide dismutase contains (A) Mg++ (B) Mn++ (C) Co++ (D) Zn++

Description : The mitochondrial superoxide dismutase contains (A) Mg++ (B) Mn++ (C) Co++ (D) Zn++

Last Answer : Answer : B

Which of the following is required for crystallization and storage of the hormone insulin? (A) Mn++ (B) Mg++ (C) Ca++ (D) Zn++

Description : Which of the following is required for crystallization and storage of the hormone insulin? (A) Mn++ (B) Mg++ (C) Ca++ (D) Zn++

Last Answer : D

Which one is an essential mineral, not constituent of any enzyme but stimulates the activity of many enzymes? (a) Zn (b) Mn (c) K (d) Mg

Description : Which one is an essential mineral, not constituent of any enzyme but stimulates the activity of many enzymes? (a) Zn (b) Mn (c) K (d) Mg

Last Answer : (c) K

Which is essential for the growth of root tip? (a) Zn (b) Fe (c) Ca (d) Mn

Description : Which is essential for the growth of root tip? (a) Zn (b) Fe (c) Ca (d) Mn

Last Answer : (c) Ca

Which element is macronutrient? a. Mo b. Mn c. Zn d. Ca

Description : Which element is macronutrient? a. Mo b. Mn c. Zn d. Ca

Last Answer : d. Ca

Which of the following is required for crystallization and storage of the hormone insulin? (A) Mn++ (B) Mg++ (C) Ca++ (D) Zn++

Description : Which of the following is required for crystallization and storage of the hormone insulin? (A) Mn++ (B) Mg++ (C) Ca++ (D) Zn++

Last Answer : Mn++

If in the rice crop field, the leaves turn narrow, short, erect, and lemon yellowish and the entire field may appear yellowish, then the rice may be deficient of which nutrient? a. Calcium b. Potassium c. Nitrogen d. Phosphorus

Description : If in the rice crop field, the leaves turn narrow, short, erect, and lemon yellowish and the entire field may appear yellowish, then the rice may be deficient of which nutrient? a. Calcium b. Potassium c. Nitrogen d. Phosphorus

Last Answer : c. Nitrogen

The essential trace element which catalyzes the formation of Hb in the body is (A) Mn (B) Se (C) Mg (D) Cu

Description : The essential trace element which catalyzes the formation of Hb in the body is (A) Mn (B) Se (C) Mg (D) Cu

Last Answer : Answer : D

A cofactor required for the activity of the enzyme ALA dehydratase is (A) Cu (B) Mn (C) Mg (D) Fe

Description : A cofactor required for the activity of the enzyme ALA dehydratase is (A) Cu (B) Mn (C) Mg (D) Fe

Last Answer : Answer : A

The deficiencies of micronutrients, not only affect growth of plants but also vital functions such as photosynthetic and mitochondrial electron flow. Among the list given below, which group of three elements shall affect most, both photosynthetic and mitochondrial electron transport?(a) Co, Ni, Mo (b) Ca, K, Na (c) Mn, Co, Ca (d) Cu, Mn, Fe

Description : The deficiencies of micronutrients, not only affect growth of plants but also vital functions such as photosynthetic and mitochondrial electron flow. Among the list given below, which group of three elements shall affect most, both ... , Mo (b) Ca, K, Na (c) Mn, Co, Ca (d) Cu, Mn, Fe

Last Answer : d) Cu, Mn, Fe

(a) What are fuel cells? Explain the electrode reactions involved in the working of H2 – O2 fuel cell. (b) Represent the galvanic cell in which the reaction Zn (s) + Cu2+ (aq) → Zn2+ (aq) + Cu (s) takes place. -Chemistry

Description : (a) What are fuel cells? Explain the electrode reactions involved in the working of H2 – O2 fuel cell. (b) Represent the galvanic cell in which the reaction Zn (s) + Cu2+ (aq) → Zn2+ (aq) + Cu (s) takes place. -Chemistry

Last Answer : (a) Fuel cells : These cells are the devices which convert the energy produced during combustion of fuels like H2, CH4, etc. directly into electrical energy. The electrode reaction for H2 – O2 fuel cell : (b) The galvanic cell may be represented as Zn (s) | Zn2+ (1M) || Cu2+ (1M) | Cu (s)

Identify the type of reaction(s) in the following equations. (i)CH4 + 2O2 CO2 + 2 H2O (ii) Pb(NO3)2 + 2KI ——–>Pbl2 + 2KNOs (iii) CaO + H2O ——–> Ca(OH)2 (iv) CuSO4 + Zn ——–> ZnSO4 + Cu -Chemistry

Description : Identify the type of reaction(s) in the following equations. (i)CH4 + 2O2 CO2 + 2 H2O (ii) Pb(NO3)2 + 2KI ——–>Pbl2 + 2KNOs (iii) CaO + H2O ——–> Ca(OH)2 (iv) CuSO4 + Zn ——–> ZnSO4 + Cu -Chemistry

Last Answer : Answer. (i) Combustion reaction and oxidation reaction. (ii)Double displacement reaction and precipitation reaction. (iii) Combination reaction. (iv) Displacement reaction.

Assertion :- `Zn(s)+Cu^(+2)(aq)rarr Zn^(+2)(aq)+Cu(s)` can be spilt into following half reactions `{:(Zn(s)rarrZn^(+2)+2e^(-),),(,"(Oxidation half rea

Description : Assertion :- `Zn(s)+Cu^(+2)(aq)rarr Zn^(+2)(aq)+Cu(s)` can be spilt into following half reactions `{:(Zn(s)rarrZn^(+2)+2e^(-),),(,"(Oxidation half rea

Last Answer : Assertion :- `Zn(s)+Cu^(+2)(aq)rarr Zn^(+2)(aq)+Cu(s)` can be spilt into following half ... Reason is False. D. If both Assertion & Reason are False.

Assertion :- In the reaction `Zn(s)+cu^(+2)(aq)rarrZn^(+2)(aq)+Cu(s)` `Cu^(+2)` ions act as oxidising agent and Zn atoms act as a reducing agent. Reas

Description : Assertion :- In the reaction `Zn(s)+cu^(+2)(aq)rarrZn^(+2)(aq)+Cu(s)` `Cu^(+2)` ions act as oxidising agent and Zn atoms act as a reducing agent. Reas

Last Answer : Assertion :- In the reaction `Zn(s)+cu^(+2)(aq)rarrZn^(+2)(aq)+Cu(s)` `Cu^(+2)` ions ... the Reason is False. D. If both Assertion & Reason are False.

Among the metals Na,Mg ,Al,Zn,Cu,Sn ,Fe and Pb number of metals that can be ectreated by the eletroysis ,even from aqueos solution,is………………….

Description : Among the metals Na,Mg ,Al,Zn,Cu,Sn ,Fe and Pb number of metals that can be ectreated by the eletroysis ,even from aqueos solution,is………………….

Last Answer : Among the metals Na,Mg ,Al,Zn,Cu,Sn ,Fe and Pb number of metals that can be ectreated by the eletroysis ,even from aqueos solution,is………………….

Number of metals among following which are obatained by electromentallurgy in molten state are Li, Ba, Na,Al, Fe, Cu, Pb, Sn, Ag, Zn, Ca, Mg.

Description : Number of metals among following which are obatained by electromentallurgy in molten state are Li, Ba, Na,Al, Fe, Cu, Pb, Sn, Ag, Zn, Ca, Mg.

Last Answer : Number of metals among following which are obatained by electromentallurgy in molten state are Li, Ba, Na,Al, Fe, Cu, Pb, Sn, Ag, Zn, Ca, Mg.

When the sample of Cu with Zn as impurity is to be purified by electrolysis, the appropriate electrodes are :

Description : When the sample of Cu with Zn as impurity is to be purified by electrolysis, the appropriate electrodes are :

Last Answer : When the sample of Cu with Zn as impurity is to be purified by electrolysis, the appropriate electrodes are ... 4)","Impure zinc","Impure sample"):}`

Brass is an alloy of : (1) Cu, Al and Zn (2) Cu and Sn (3) Cu and Zn (4) Al and Mg

Description : Brass is an alloy of : (1) Cu, Al and Zn (2) Cu and Sn (3) Cu and Zn (4) Al and Mg

Last Answer : (3) Cu and Zn Explanation: Brass is an alloy made of copper and zinc. The proportions of zinc and copper can be varied to cre-ate a range of brasses with varying properties. By comparison, bronze is principally an alloy of copper and tin.

German Silver is an alloy of------? A. Zn + Ni B. Cu + Zn C. Cu + Ni (Answer) D. Cu + Sn E. None of these

Description : German Silver is an alloy of------? A. Zn + Ni B. Cu + Zn C. Cu + Ni (Answer) D. Cu + Sn E. None of these

Last Answer : C. Cu + Ni (Answer)

Element necessary for the middle lamella is (a) Ca (b) Zn (c) K (d) Cu.

Description : Element necessary for the middle lamella is (a) Ca (b) Zn (c) K (d) Cu.

Last Answer : (a) Ca

The emf of a Deniell cell “Zn | Zn2+|| Cu2+| Cu” can be increased by (A) Decreasing the surface area of the electrodes (B) Increasing the concentration of zinc sulphate solution (C) Increasing the surface area of the electrodes (D) Increasing the concentration of copper sulphate solution

Description : The emf of a Deniell cell “Zn | Zn2+|| Cu2+| Cu” can be increased by (A) Decreasing the surface area of the electrodes (B) Increasing the concentration of zinc sulphate solution (C) Increasing the surface area of the electrodes (D) Increasing the concentration of copper sulphate solution

Last Answer : (D) Increasing the concentration of copper sulphate solution

The trace metal present in insulin is (A) Cu (B) Zn (C) Fe (D) Ni

Description : The trace metal present in insulin is (A) Cu (B) Zn (C) Fe (D) Ni

Last Answer : (B) Zn

Brass is an alloy of copper and zinc having the relative percentage (A) 60-70% Cu and 30-40% Zn (B) 50-60% Cu and 40-50% Zn (C) 40-50 % Cu and 60-50% Zn (D) 30-40 % Cu and 60-70% Zn

Description : Brass is an alloy of copper and zinc having the relative percentage (A) 60-70% Cu and 30-40% Zn (B) 50-60% Cu and 40-50% Zn (C) 40-50 % Cu and 60-50% Zn (D) 30-40 % Cu and 60-70% Zn

Last Answer : A) 60-70% Cu and 30-40% Zn

Brass is an alloy of : (1) Cu, Al and Zn (2) Cu and Sn (3) Cu and Zn (4) Al and Mg

Description : Brass is an alloy of : (1) Cu, Al and Zn (2) Cu and Sn (3) Cu and Zn (4) Al and Mg

Last Answer : Cu and Zn

Rice grain is deficient in (A) Lysine (B) Alanine (C) Glycine (D) Isoleucine

Description : Rice grain is deficient in (A) Lysine (B) Alanine (C) Glycine (D) Isoleucine

Last Answer : (A) Lysine

Generally, cereals are deficient in – a) Protein b) Tryptophan c) Methionine d) Lysine

Description : Generally, cereals are deficient in – a) Protein b) Tryptophan c) Methionine d) Lysine

Last Answer : a) Protein

Tarai soils are generally deficient in:? a Zinc b Nitrogen c Phosphorus d Potash

Description : Tarai soils are generally deficient in:? a Zinc b Nitrogen c Phosphorus d Potash

Last Answer : a Zinc

Disease caused by Zn deficiency is (A) Khaira (B) Mosaic (C) Die-back (D) Whip tail

Description : Disease caused by Zn deficiency is (A) Khaira (B) Mosaic (C) Die-back (D) Whip tail

Last Answer : (A) Khaira

Phosphorus is generally fixed in acid soils in the form of— (A) Calcium Phosphate (B) Zn Phosphate (C) Aluminium Phosphate (D) None of these

Description : Phosphorus is generally fixed in acid soils in the form of— (A) Calcium Phosphate (B) Zn Phosphate (C) Aluminium Phosphate (D) None of these

Last Answer : (C) Aluminium Phosphate

‘Little leaf’ and ‘rosette’ of apple, ‘white bud’ of maize are the deficiency symptoms of (a) Fe (b) Zn (c) Cl (d) Mo

Description : ‘Little leaf’ and ‘rosette’ of apple, ‘white bud’ of maize are the deficiency symptoms of (a) Fe (b) Zn (c) Cl (d) Mo

Last Answer : (b) Zn

The plant nutrient which help in translocation of sugars and starch is : (A) Mg (B) Mo (C) K (D) Na

Description : The plant nutrient which help in translocation of sugars and starch is : (A) Mg (B) Mo (C) K (D) Na

Last Answer : (C) K

The cake of which one of the following materials prepared with the comparable processing technology, contains the largest percentage of ‘N’ plant nutrient among all the materials given in the list ? (A) Coconut (B) Neem (C) Palm nut (D) Mahua (E) Karanj

Description : The cake of which one of the following materials prepared with the comparable processing technology, contains the largest percentage of ‘N’ plant nutrient among all the materials given in the list ? (A) Coconut (B) Neem (C) Palm nut (D) Mahua (E) Karanj

Last Answer : (C) Palm nut

The nutrient involved in the biosysnthesis of oil in oilseed crop is a] Calciumb] Magnesium c] Sulphur d] Molybdenum

Description : The nutrient involved in the biosysnthesis of oil in oilseed crop is a] Calciumb] Magnesium c] Sulphur d] Molybdenum

Last Answer : c] Sulphur

Deficiency of which of the following nutrient leads to terminal bud leaf becoming chlorotic white? [a] Copper [b] Calcium [c] Iron [d] Chlorine [e] None of the above

Description : Deficiency of which of the following nutrient leads to terminal bud leaf becoming chlorotic white? [a] Copper [b] Calcium [c] Iron [d] Chlorine [e] None of the above

Last Answer : [e] None of the above