NEET Biology Mineral Nutrition MCQs Set C

Refer to NEET Biology Mineral Nutrition MCQs Set C provided below available for download in Pdf. The MCQ Questions for Full Syllabus Biology with answers are aligned as per the latest syllabus and exam pattern suggested by NEET, NCERT and KVS. Multiple Choice Questions for Mineral Nutrition are an important part of exams for Full Syllabus Biology and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for NEET Full Syllabus Biology and also download more latest study material for all subjects

MCQ for Full Syllabus Biology Mineral Nutrition

Full Syllabus Biology students should refer to the following multiple-choice questions with answers for Mineral Nutrition in Full Syllabus.

Mineral Nutrition MCQ Questions Full Syllabus Biology with Answers

 

 

Question: Hydroponics refers to growing plants in

  • a) Solution of mineral nutrients
  • b) Macronutrients culture medium
  • c) Water
  • d) Soil

Answer: Solution of mineral nutrients

 

Question: Select the incorrect statement w.r.t. criteria of essentiality of minerals

  • a) Element must be replaceable by another element
  • b) Element must be necessary for normal growth and reproduction
  • c) Disorders caused by the absence/deficiency of an element can be corrected only by adding that specific element
  • d) Element must be directly involved in plant metabolism

Answer: Element must be replaceable by another element

 

Question: How many elements have been found to be essential for plants?

  • a) 17
  • b) 9
  • c) 60
  • d) 18

Answer: 17

 

Question: The concentration of elements such as carbon and nitrogen in plants is

  • a) Above 10 millimole kg–1 of dry matter
  • b) Equal to 10 millimole kg–1 of dry matter
  • c) Less than 10 millimole kg–1 of dry matter
  • d) Between 1–10 millimole kg–1 of dry matter

Answer: Above 10 millimole kg–1 of dry matter

 

Question: Which of the following is not essential for all plants?

  • a) Co
  • b) Mo
  • c) Ni
  • d) Mg

Answer:  Co

 

Question: A macronutrient is

  • a) Magnesium
  • b) Iron
  • c) Zinc
  • d) Manganese

Answer: Magnesium

 

Question: Select the odd one out from the following w.r.t. macronutrient

  • a) Iron
  • b) Phosphorus
  • c) Nitrogen
  • d) Sulphur

Answer: Iron

 

Question: Which of the following is a micronutrient?

  • a) Ni
  • b) Mg
  • c) Ca
  • d) K

Answer: Ni

 

Question: Which of the following is not a beneficial element?

  • a) K
  • b) Co
  • c) Si
  • d) Na

Answer: K

 

Question: Select incorrect statement w.r.t. micronutrients

  • a) Involved in building of protoplasmic constituents
  • b) Involved in activation of enzymes
  • c) Become toxic in excess
  • d) Concentration is less than 10 millimole kg–1 of dry matter

Answer:  Involved in building of protoplasmic constituents

 

Question: Major function of trace elements is to act as

  • a) Cofactor of enzymes
  • b) Constituent of amino acids
  • c) Constituent of hormones
  • d) Constituent of chlorophyll

Answer: Cofactor of enzymes

 

Question: Select the incorrect match.

  • a) Zn – Constituent of coenzyme A
  • b) P – Component of ATP
  • c) Ca – Synthesis of middle lamella
  • d) Mn – Photolysis of water

Answer: Zn – Constituent of coenzyme A

 

Question: Element present in middle lamella is

  • a) Ca
  • b) K
  • c) Cu
  • d) Zn

Answer: Ca

 

Question: An element which helps in joining the subunits of ribosomes is

  • a) Mg
  • b) Ca
  • c) K
  • d) S

Answer: Mg

 

Question: Plants which are deficient in zinc will show reduction in the biosynthesis of

  • a) Auxin
  • b) Ferredoxin
  • c) Ethylene
  • d) Coenzyme A

Answer: Auxin

 

Question: Which of the following groups of elements are mobile?

  • a) N, P, K
  • b) Ca, Mg, S
  • c) Ca, S, Fe
  • d) Ca, N, P

Answer:  N, P, K

 

Question: The anion-cation balance in plant cells is due to essential element like

  • a) Potassium
  • b) Calcium
  • c) Sodium
  • d) Iron

Answer: Potassium

 

Question: Which enzyme is activated by zinc?

  • a) Alcohol dehydrogenase
  • b) Catalase
  • c) Nitrate reductase
  • d) Nitrogenase

Answer: Alcohol dehydrogenase

 

Question:  A macronutrient which is component of all organic compounds but is not a mineral element is

  • a) C
  • b) Mg
  • c) P
  • d) Fe

Answer: C

 

Question: Component of nitrogenase and nitrate reductase is

  • a) Mo
  • b) Mn
  • c) Co
  • d) N

Answer: Mo

 

More Questions.......................................

 

Question:  An immobile element present in plant tissues is

  • a) Ca
  • b) K
  • c) P
  • d) N

Answer: Ca

 

Question: The essential element that activates enzymes rubisco and pepco, also

  • a) Needed in the activity of pyruvic acid decarboxylase
  • b) Helps in carbohydrate translocation
  • c) Essential for water splitting reactions
  • d) Forms constituents of phytol tail of chlorophyll

Answer: Needed in the activity of pyruvic acid decarboxylase

 

Question: All are the elements whose deficiency symptoms first appear in the older tissues, except

  • a) Calcium
  • b) Potassium
  • c) Magnesium
  • d) Nitrogen

Answer: Calcium

 

Question: Amino acids like methionine and cysteine contain

  • a) S
  • b) B
  • c) Cl
  • d) Zn

Answer: S

 

Question: Which of the following is not a physiological role of potassium?

  • a) Synthesize auxins
  • b) Maintain turgidity of cells
  • c) Maintain anion-cation balance in cells
  • d) Help in opening and closing of stomata

Answer: Synthesize auxins

 

Question: An element involved in metabolism of urea is

  • a) Ni
  • b) Zn
  • c) Si
  • d) Na

Answer: Ni

 

Question: Deficiency symptoms of an element tend to appear first in young leaves. It indicates that element is relatively immobile. Which one of the following elemental deficiencies would show such symptoms?

  • a) S
  • b) Mg
  • c) N
  • d) K

Answer: S

 

Question: Plants absorb zinc as

  • a) Zn2+
  • b) ZnSO4
  • c) Zn
  • d) Zm

Answer: Zn2+

 

Question: Mineral present in cytochrome is commonly

  • a) Fe
  • b) Mn
  • c) Mo
  • d) Mg

Answer:  Fe

 

Question: An element essential for nitrogen metabolism is

  • a) Mo
  • b) Mg
  • c) Mn
  • d) K

Answer: Mo

 

Question: Boron takes part in

  • a) Transport of carbohydrates through phloem
  • b) Photosynthesis
  • c) Activation of enzymes involved in respiration
  • d) Nitrogen metabolism

Answer: Transport of carbohydrates through phloem

 

Question: Mark the correct sequence of steps for the development of root nodules in legumes

a. Formation of infection thread.
b. Division of cortical and pericyclic cells.
c. Curling of root hairs.
d. Leghaemoglobin synthesis.

  • a) c, a, b, d
  • b) c, b, a, d
  • c) b, d, a, c
  • d) a, c, b, d

Answer:  c, a, b, d

 

Question: Which group of micronutrients is required for mitochondrial and photosynthetic electron transport?

  • a) Cu, Fe
  • b) Co, Ni
  • c) N, P, K
  • d) Ca, K, Na

Answer:  Cu, Fe

 

Question:

  • a) a(iii), b(v), c(i), d(ii), e(iv)
  • b) a(ii), b(iii), c(v), d(i), e(iv)
  • c) a(iii), b(iv), c(ii), d(i), e(v)
  • d) a(i), b(ii), c(iii), d(iv), e(v)

Answer: a(iii), b(v), c(i), d(ii), e(iv)

 

Question: Death of leaf tissues in plants is caused by deficiency of

  • a) Ca and Mg
  • b) Zn and S
  • c) Mo and S
  • d) Mo and C

Answer: Ca and Mg

 

Question: Deficiency of which group of elements can cause inhibition of cell division in plants?

  • a) N, K, S
  • b) Mg, Cu, P
  • c) Ca, Mg, Cu
  • d) N, K, Ca

Answer: N, K, S

 

Question:  A prokaryote responsible for converting ammonia to nitrites is

  • a) Nitrosomonas
  • b) Nitrobacter
  • c) Nitrocystis
  • d) Rhizobium

Answer: Nitrosomonas

 

Question:

  • a) Nitrification
  • b) Denitrification
  • c) Biological N2-fixation
  • d) Ammonification

Answer:  Nitrification

 

Question: The free living, aerobic and saprotrophic N2-fixing microbe is

  • a) Azotobacter
  • b) Rhodospirillum
  • c) Rhizobium
  • d) Anabaena

Answer:  Azotobacter

 

Question:

  • a) Bacteria carrying out these steps are usually photoautotrophs
  • b) Both steps I and II can be called nitrification
  • c) Step II is carried out by Nitrobacter
  • d) Step I is carried out by Nitrosomonas or Nitrococcus

Answer: Bacteria carrying out these steps are usually photoautotrophs

 

Question: How many ATP are required for the formation of one molecule of NH3 by the nitrogenase enzyme?

  • a) Eight
  • b) Twelve
  • c) Sixteen
  • d) Six

Answer: Eight

 

Question: Non-symbiotic nitrogen fixing prokaryote is

  • a) Azotobacter
  • b) Acetobacter
  • c) Rhizobium
  • d) Frankia

Answer: Azotobacter

 

Question:  Amides are transported to the other parts of plant through

  • a) Xylem
  • b) Cyclosis and active transport
  • c) Phloem
  • d) Parenchyma

Answer: Xylem

 

Question: Enzyme nitrogenase is

  • a) Found in prokaryotes only
  • b) A Cu-Fe protein
  • c) An O2 requiring enzyme
  • d) None of these

Answer:  Found in prokaryotes only

 

Question: Function of leghaemoglobin during N2 -fixation is

  • a) To protect nitrogenase from oxygen
  • b)

  • c)

  • d)

Answer:  To protect nitrogenase from oxygen

 

Question:

  • a) Nitrogen fixation
  • b) Denitrification
  • c) Nitrification
  • d) Ammonification

Answer: Nitrogen fixation

 

Question: Pigment leghaemoglobin is present in the roots of

  • a) Alfalfa
  • b) Potato
  • c) Rice
  • d) Maize

Answer: Alfalfa

 

Question: Select the incorrect statement with respect to the biological nitrogen fixation by Rhizobium

  • a) Nitrogenase may require oxygen for its functioning
  • b) Nitrogenase is Mo-Fe protein
  • c) Leg-haemoglobin is a pink-coloured pigment
  • d) Nitrogenase helps to convert N2 gas into two molecules of ammonia

Answer: Nitrogenase may require oxygen for its functioning

 

Question: The function of amides is all, except

  • a) Part of functional proteins
  • b) Storage of excess nitrogen
  • c) Structural part of plant proteins
  • d) Transport of nitrogen

Answer: Part of functional proteins

 

Question: Which of the following is an amide involved in nitrogen metabolism by plants?

  • a) Asparagine
  • b) Serine
  • c) Cysteine
  • d) Glutamate

Answer: Asparagine

 

Question: Growing plants in a nutrient solution

  • a) Requires prevention of reaction of light with roots
  • b) Also allows growth of algae in containers
  • c) Was first demonstrated by Arnon and Hoagland
  • d) Involves use of chelating agent Na-EDTA to keep iron unavailable to plants

Answer:  Requires prevention of reaction of light with roots

 

Question: Which is not a criteria for essentiality of a mineral?

  • a) Dispensible for growth
  • b) Requirement is specific
  • c) Direct role in metabolism
  • d) Deficiency causes hunger signs

Answer: Dispensible for growth

 

Question: Which is not a true statement regarding macronutrients?

  • a) Usually become toxic in excess
  • b) Develop osmotic potential
  • c) Forms plant structure
  • d) No role in electron transfer

Answer: Usually become toxic in excess

 

Question: Choose correct statement regarding micronutrients

  • a) Both
  • b) Little role in protoplasmic structure
  • c) Become toxic in excess
  • d) None of these

Answer: Both

 

Question: Deficiency of which element causes deficiency of nitrogen

  • a) Mo
  • b) K
  • c) Mn
  • d) S

Answer: Mo

 

Question: Minerals associated with redox reactions are

  • a) Fe, Cu
  • b) Fe, K
  • c) Mn, Mo
  • d) N, Cu

Answer: Fe, Cu

 

Question: Minerals which maintain cation - anion balance in cells are

  • a) Cl, K
  • b) Fe, Cu
  • c) K, P
  • d) Ca, Fe

Answer:  Cl, K

 

Question: Which of the following groups of elements are mobile?

  • a) Cl, K
  • b) B, K, N
  • c) Ca, Mg, P
  • d) Fe, Ca, B

Answer: Cl, K

 

Question: Which of the following elements are required for chlorophyll synthesis?

  • a) Fe and Mg
  • b) Mo and Ca
  • c) Cu and Ca
  • d) Ca and K

Answer: Fe and Mg

 

Question:  If chloroplast is burnt, then which of the following is left?

  • a) Magnesium
  • b) Manganese
  • c) Iron
  • d) Sulphur

Answer: Magnesium

 

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