Toxicity of Micronutrients
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BIOXI12: MINERAL NUTRITION

336907 Appearance of brown spots surrounded by chlorotic veins is the deficiency symptom of

1 Sulphur
2 Manganese
3 Boron
4 None of them
BIOXI12: MINERAL NUTRITION

336904 Statement A :
Moderate decrease of micronutrients causes the deficiency symptoms and a moderate increase causes toxicity.
Statement B :
Excess of an element may inhibit the uptake of another element.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXI12: MINERAL NUTRITION

336905 Mineral ion concentration in tissues that reduce the dry weight of tissues by about \(10 \%\) is considered as

1 Critical concentration
2 Toxic concentration
3 Optimum concentration
4 Beneficial concentration
BIOXI12: MINERAL NUTRITION

336906 Manganese toxicity leads to competition with which nutrient for binding with enzymes?

1 Calcium
2 Magnesium
3 Iron
4 All the above
BIOXI12: MINERAL NUTRITION

336908 Which of the following is true regarding manganese toxicity in plants?

1 Manganese competes with iron and magnesium for uptake and with magnesium for binding with enzymes
2 Appearance of brown spots surrounded by chlorotic veins
3 Inhibition of \(\mathrm{Ca}^{2+}\) translocation in the shoot apex
4 All of them
NEET DIGITAL LIBRARY
BIOXI12: MINERAL NUTRITION

336907 Appearance of brown spots surrounded by chlorotic veins is the deficiency symptom of

1 Sulphur
2 Manganese
3 Boron
4 None of them
BIOXI12: MINERAL NUTRITION

336904 Statement A :
Moderate decrease of micronutrients causes the deficiency symptoms and a moderate increase causes toxicity.
Statement B :
Excess of an element may inhibit the uptake of another element.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXI12: MINERAL NUTRITION

336905 Mineral ion concentration in tissues that reduce the dry weight of tissues by about \(10 \%\) is considered as

1 Critical concentration
2 Toxic concentration
3 Optimum concentration
4 Beneficial concentration
BIOXI12: MINERAL NUTRITION

336906 Manganese toxicity leads to competition with which nutrient for binding with enzymes?

1 Calcium
2 Magnesium
3 Iron
4 All the above
BIOXI12: MINERAL NUTRITION

336908 Which of the following is true regarding manganese toxicity in plants?

1 Manganese competes with iron and magnesium for uptake and with magnesium for binding with enzymes
2 Appearance of brown spots surrounded by chlorotic veins
3 Inhibition of \(\mathrm{Ca}^{2+}\) translocation in the shoot apex
4 All of them
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BIOXI12: MINERAL NUTRITION

336907 Appearance of brown spots surrounded by chlorotic veins is the deficiency symptom of

1 Sulphur
2 Manganese
3 Boron
4 None of them
BIOXI12: MINERAL NUTRITION

336904 Statement A :
Moderate decrease of micronutrients causes the deficiency symptoms and a moderate increase causes toxicity.
Statement B :
Excess of an element may inhibit the uptake of another element.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXI12: MINERAL NUTRITION

336905 Mineral ion concentration in tissues that reduce the dry weight of tissues by about \(10 \%\) is considered as

1 Critical concentration
2 Toxic concentration
3 Optimum concentration
4 Beneficial concentration
BIOXI12: MINERAL NUTRITION

336906 Manganese toxicity leads to competition with which nutrient for binding with enzymes?

1 Calcium
2 Magnesium
3 Iron
4 All the above
BIOXI12: MINERAL NUTRITION

336908 Which of the following is true regarding manganese toxicity in plants?

1 Manganese competes with iron and magnesium for uptake and with magnesium for binding with enzymes
2 Appearance of brown spots surrounded by chlorotic veins
3 Inhibition of \(\mathrm{Ca}^{2+}\) translocation in the shoot apex
4 All of them
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BIOXI12: MINERAL NUTRITION

336907 Appearance of brown spots surrounded by chlorotic veins is the deficiency symptom of

1 Sulphur
2 Manganese
3 Boron
4 None of them
BIOXI12: MINERAL NUTRITION

336904 Statement A :
Moderate decrease of micronutrients causes the deficiency symptoms and a moderate increase causes toxicity.
Statement B :
Excess of an element may inhibit the uptake of another element.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXI12: MINERAL NUTRITION

336905 Mineral ion concentration in tissues that reduce the dry weight of tissues by about \(10 \%\) is considered as

1 Critical concentration
2 Toxic concentration
3 Optimum concentration
4 Beneficial concentration
BIOXI12: MINERAL NUTRITION

336906 Manganese toxicity leads to competition with which nutrient for binding with enzymes?

1 Calcium
2 Magnesium
3 Iron
4 All the above
BIOXI12: MINERAL NUTRITION

336908 Which of the following is true regarding manganese toxicity in plants?

1 Manganese competes with iron and magnesium for uptake and with magnesium for binding with enzymes
2 Appearance of brown spots surrounded by chlorotic veins
3 Inhibition of \(\mathrm{Ca}^{2+}\) translocation in the shoot apex
4 All of them
NEET DIGITAL LIBRARY
BIOXI12: MINERAL NUTRITION

336907 Appearance of brown spots surrounded by chlorotic veins is the deficiency symptom of

1 Sulphur
2 Manganese
3 Boron
4 None of them
BIOXI12: MINERAL NUTRITION

336904 Statement A :
Moderate decrease of micronutrients causes the deficiency symptoms and a moderate increase causes toxicity.
Statement B :
Excess of an element may inhibit the uptake of another element.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXI12: MINERAL NUTRITION

336905 Mineral ion concentration in tissues that reduce the dry weight of tissues by about \(10 \%\) is considered as

1 Critical concentration
2 Toxic concentration
3 Optimum concentration
4 Beneficial concentration
BIOXI12: MINERAL NUTRITION

336906 Manganese toxicity leads to competition with which nutrient for binding with enzymes?

1 Calcium
2 Magnesium
3 Iron
4 All the above
BIOXI12: MINERAL NUTRITION

336908 Which of the following is true regarding manganese toxicity in plants?

1 Manganese competes with iron and magnesium for uptake and with magnesium for binding with enzymes
2 Appearance of brown spots surrounded by chlorotic veins
3 Inhibition of \(\mathrm{Ca}^{2+}\) translocation in the shoot apex
4 All of them