Which of the following statements is wrong?

1. There are techniques that are able to detect the minerals even at a very low concentration i.e. 10-8 g/mL.

2. Some plant species accumulate selenium while others gold.

3. Some plants growing near nuclear test sites take up radioactive strontium.

4. The criteria for the essentiality of an element completely depends upon the amount of the element.

Subtopic:  Classification of Nutrients |
 74%
From NCERT
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Which of the following is not a criteria for the essentiality of an element?

(1) The element must be absolutely necessary for supporting normal growth and reproduction

(2) In the absence of element, the plant is not able to complete their life cycle or set the seeds

(3) The requirement of that element must be specific can be replacable by another element

(4) The element must be directly involved in metabolism

Subtopic:  Criteria for Essentiality of Elements |
 87%
From NCERT
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The elements are classified into Macronutrients and Micronutrients based on their

(1) Qualitative properties

(2) Structural properties

(3) Quantitative requirements

(4) Both B and C

Subtopic:  Classification of Nutrients |
 71%
From NCERT
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Macronutrients are present in plant tissue in

(1) Excess of 10 mmole/Kg of dry matter

(2) 20 mmole/g of dry matter

(3) 10 mole/Kg of dry matter

(4) 1 mmole/Kg of dry matter

Subtopic:  Classification of Nutrients |
 91%
From NCERT
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Which of the following is not a Macronutrient?

(1) C

(2) Mg

(3) Ca

(4) Fe

Subtopic:  Classification of Nutrients |
 93%
From NCERT
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Which of the following can be a Macronutrient?

(1) N

(2) O

(3) H

(4) All of these

Subtopic:  Classification of Nutrients |
 97%
From NCERT
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Which of the following Macronutrient is absorbed from soil as mineral nutrition?

(1) P

(2) C

(3) H

(4) O

Subtopic:  Classification of Nutrients |
 91%
From NCERT
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Which of the following cannot be a Micronutrient?

(1) Cu

(2) Mn

(3) Zn

(4) K

Subtopic:  Classification of Nutrients |
 93%
From NCERT
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The option which doesn't carry at least one Micronutrient is

(1) Fe,Mn,Mg

(2) P,S,K

(3) C,N,Zn

(4) B,Cl,Ni

Subtopic:  Classification of Nutrients |
 89%
From NCERT
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Which of the following is Micronutrient?

(1) C

(2) H

(3) Mg

(4) Mn

Subtopic:  Classification of Nutrients |
 97%
From NCERT
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