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Mineral Nutrition NEET Questions and Answers

Update on: 15 Dec 2022, 10:00 AM

Many important questions are formed in competitive exams like NEET and boards from Class 11 Biology Chapter 12. Mineral Nutrition is the twelfth chapter in the Class 11 NEET syllabus for Biology. Below, we have provided Important Questions from Class 11 Biology Chapter 12 Mineral Nutrition for your NEET 2023 preparation. You can check it here for revision purposes.

Latest: Transport in Plants NEET Questions and Answers

Mineral Nutrition Class 11 NEET Questions and Answers

We’ve compiled a list of essential questions about the Mineral Nutrition biology class 11 chapter 12 that you should not miss while studying for your NEET Exams.

Mineral Nutrition MCQ for NEET

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Read the following statements and select the correct one

(a) Microelements build up the plant body and different protoplasmic constituents

(b) The concentration of a macroelement is equal to or less than 10 mmole/kg of the dry matter

(c) Some macroelements accumulate in cell sap and take part in developing osmotic potential

(d) Both (a) and (c)

Correct! Wrong!

Which toxic material is accumulated by Astragalus?

(a) Selenium

(b) Strontium

(c) Gold

(d) Thorium

Correct! Wrong!

Which of the following is not a balancing element?

(a) Calcium

(b) Iron

(c) Magnesium

(d) Potassium

Correct! Wrong!

Which of the following is most important source of nitrogen to the plants?

(a) Nitrite

(b) Nitrate

(c) Ammonia

(d) Both (a) and (b)

Correct! Wrong!

Rohit was helping his mother in the kitchen garden when he noticed and discussed about the loosening of inflorescence in cauliflower. Being a biology teacher his mother told him that it is a disease that occurs in cauliflower due to deficiency of a mineral. Identify this mineral.

(a) Boron

(b) Copper

(c) Zinc

(d) Molybdenum

Correct! Wrong!

Scorched leaf tip is caused due to deficiency of

(a) potassium

(b) calcium

(c) copper

(d) magnesium

Correct! Wrong!

Choose the most appropriate function of leghaemoglobin in leguminous plants.

(a) Protects plant tissues from damage due to invasion of symbiotic bacteria

(b) Reversibly binds to oxygen so as to protect nitrogenase.

(c) Ability to absorb oxygen even at low concentration and provide it to nitrogen fixing bacteria

(d) Irreversibly binds to oxygen so as to inhibit nitrogen fixation

Correct! Wrong!

Mineral Nutrition Match the Following Questions for NEET

Match column I with column II.

Column I	Column II
A. Boron	(i) Tea yellow
B. Copper	(ii) Whiptail disease
C. Potassium	(iii) Top sickness
D. Molybdenum	(iv) Blackening of potato
E. Sulphur	(v) Opening and closing of stomata

A. A-(iii); B-(iv); C-(v); D-(ii); E-(i)

Mineral Nutrition Assertion and Reason Questions for NEET

In each of the following questions, a statement of Assertion (A) is given and a corresponding statement of Reason (R) is given just below it. Of the statements, pick the correct answer as :

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Assertion : Soil provides minerals for the plants growing in it Reason : Soil is derived from the rock minerals

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Assertion : Magnesium is a constituent of the ring structure of chlorophyll. Reason : Magnesium activates catalase enzyme essential for the formation of chlorophyll.

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Assertion : Nitrogen is a limiting nutrient for both natural and agricultural ecosystems. Reason : Although nitrogen is present abundantly in atmosphere but plants can take up its simplified soluble form present in soil.

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Assertion : Nodule formation involves a sequence of multiple interactions between Rhizobium and roots of the host plant. Reason : Rhizobia multiply and colonise the surroundings of roots and get attached to epidermal and root hair cells.

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Assertion : Over liming of soil may cause a harmful condition. Reason : Calcium and phosphate have a tendency to form insoluble calcium phosphate salts under alkaline condition.

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Assertion : Root meristems may degenerate because of calcium deficiency. Reason : Calcium activates cell division and is essential for the formation of chlorophyll

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Assertion : The leaves of cauliflower become necrotic and brown in molybdenum deficiency. Reason : Cauliflower plant is affected by whiptail disease in molybdenum deficiency

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Assertion : Many enzymes require mineral elements as cofactors. Reason : Zinc is an activator of several enzymes of both respiration and photosynthesis.

(a) If both A and R are true and R is the correct explanation of A

(b) If both A and R are true but R is not the correct explanation of A

(c) If A is true but R is false

(d) If A is false but R is true.

Correct! Wrong!

Mineral Nutrition Figure-Based Questions for NEET

Refer to the given figure and answer the following questions

mineral nutrition figure question

(a) Name the technique shown in the figure and the scientist who demonstrated it for the first time.

A. The figure shows hydroponics or soilless culture and it was first demonstrated by Julius von Sachs.

(b) Identify A, B and C in the given figure.

A. In the given figure, A represents feeding funnel, B represents aerating tube and C represents nutrient solution.

(c) What is the significance of labelled parts A and B in this set-up?

A. Feeding funnel is used for adding nutrient solution (water and nutrients). Aerating tube or bent tube is used for aeration in hydroponic setup. Regular aeration is required for proper growth and activities of roots.

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