MCQ Question for Class 11 Biology Chapter 12 Mineral Nutrition

Students can refer to the following Mineral Nutrition MCQ Questions for Class 11 with Answers provided below based on the latest curriculum and examination pattern issued by CBSE and NCERT. Our teachers have provided here collection of multiple choice questions for Chapter 1 Mineral Nutrition Class 11 Biology covering all topics in your textbook so that students can assess themselves on all important topics and thoroughly prepare for their exams

Mineral Nutrition MCQ Questions for Class 11 Biology with Answers

We have provided below Mineral Nutrition MCQ Questions for Class 11 with answers which will help the students to go through the entire syllabus and practice multiple choice questions provided here with solutions. As MCQ Questions for Class 11 Biology pdf download can be really scoring for students, you should go through all problems provided below so that you are able to get more marks in your exams.

Mineral Nutrition MCQ Questions for Class 11

Question. Which of the following elements is responsible for maintaining turgor in cells? 
(a) Magnesium
(b) Sodium
(c) Potassium
(d) Calcium 

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

Question. A plant requires magnesium for 
(a) protein synthesis
(b) chlorophyll synthesis
(c) cell wall development
(d) holding cells together.

Question. Sulphur is an important nutrient for optimum growth and productivity in   
(a) oilseed crops
(b) pulse crops
(c) cereals
(d) fibre crops.

Question. A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilisation.   
In which of the following physiological groups would you assign this plant?
(a) CAM
(b) Nitrogen fixer
(c) C3
(d) C4 

Question. Bundle sheath cells   
(a) are rich in PEP carboxylase
(b) lack RuBisCO
(c) lack both RuBisCO and PEP carboxylase
(d) are rich in RuBisCO. 

Question. CAM helps the plants in   
(a) conserving water
(b) secondary growth
(c) disease resistance
(d) reproduction.

Question. In which of the following forms is iron absorbed by plants? 
(a) Ferric
(b) Ferrous
(c) Free element
(d) Both ferric and ferrous 

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

Question. In which of the following all three are macronutrients?   
(a) Molybdenum, magnesium, manganese
(b) Nitrogen, nickel, phosphorus
(c) Boron, zinc, manganese
(d) Iron, copper, molybdenum

Question. The oxygen evolved during photosynthesis, comes from water molecules. Which one of the following pairs of elements is involved in this reaction? 
(a) Magnesium and Molybdenum
(b) Magnesium and Chlorine
(c) Manganese and Chlorine
(d) Manganese and Potassium

Question. Minerals known to be required in large amounts for plant growth include 
(a) potassium, phosphorus, selenium, boron
(b) magnesium, sulphur, iron, zinc
(c) phosphorus, potassium, sulphur, calcium
(d) calcium, magnesium, manganese, copper.
(2015 Cancelled)

Question. Deficiency symptoms of nitrogen and potassium are visible first in   
(a) senescent leaves
(b) young leaves
(c) roots
(d) buds.

Question.  A few normal seedlings of tomato were kept in a dark room. After a few days they were found to have become white-coloured like albinos. Which of the following terms will you use to describe them?   
(a) Mutated
(b) Embolised
(c) Etiolated
(d) Defoliated

Question. Which of the following elements is a constituent of biotin?   
(a) Magnesium
(b) Calcium
(c) Phosphorus
(d) Sulphur 

Question. Best defined function of manganese in green plants is   
(a) photolysis of water
(b) Calvin cycle
(c) nitrogen fixation
(d) water absorption.

Question. Which of the following is a flowering plant with nodules containing filamentous nitrogen-fixing microorganism? 
(a) Crotalaria juncea
(b) Cycas revoluta
(c) Cicer arietinum
(d) Casuarina equisetifolia

Question. If by radiation all nitrogenase enzyme are inactivated, 
then there will be no
(a) fixation of nitrogen in legumes
(b) fixation of atmospheric nitrogen
(c) conversion from nitrate to nitrite in legumes
(d) conversion from ammonium to nitrate in soil.

Question. Roots of which plant contains a red pigment which 
have affinity for oxygen?
(a) Carrot
(b) Soybean
(c) Mustard
(d) Radish

Question. Which one of the following elements in plants is not remobilised? 
(a) Phosphorus
(b) Calcium
(c) Potassium
(d) Sulphur

Question. Which one of the following is not an essential mineral element for plants while the remaining three are?   
(a) Iron
(b) Manganese
(c) Cadmium
(d) Phosphorus

Question. Enzyme first used for nitrogen fixation 
(a) nitrogenase
(b) nitroreductase
(c) transferase
(d) transaminase.

Question. Which of the following is free-living aerobic nonphotosynthetic nitrogen-fixing bacterium?   
(a) Nostoc
(b) Azospirillum
(c) Rhizobium
(d) Azotobacter 

Question. A non-photosynthetic aerobic nitrogen fixing soil bacterium is   
(a) Rhizobium
(b) Clostridium
(c) Azotobacter
(d) Klebsiella.

Question. An element playing important role in nitrogen fixation is   
(a) molybdenum
(b) copper
(c) manganese
(d) zinc.

Question. Which one of the following is not a micronutrient? 
(a) Molybdenum
(b) Magnesium
(c) Zinc
(d) Boron

Question. Manganese is required in   
(a) plant cell wall formation
(b) photolysis of water during photosynthesis
(c) chlorophyll synthesis
(d) nucleic acid synthesis.

Question. Farmers in a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield? 
(a) Application of iron and magnesium to promote synthesis of chlorophyll
(b) Frequent irrigation of the crop
(c) Treatment of the plants with cytokinins along with a small dose of nitrogenous fertilizer
(d) Removal of all yellow leaves and spraying the remaining green leaves with 2, 4,5-trichlorophenoxy acetic acid 

Question. 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 

Question. What will be the number of Calvin cycles to generate one molecule of hexose?   
(a) 8
(b) 9
(c) 4
(d) 6 

Question. The primary acceptor, during CO₂ fixation in C₃ plants, is   
(a) phosphoenolpyruvate (PEP)
(b) ribulose 1, 5-diphosphate (RuDP)
(c) phosphoglyceric acid (PGA)
(d) ribulose monophosphate (RMP).

Question. The carbon dioxide acceptor in Calvin cycle/C3-plants is   
(a) phosphoenol pyruvate (PEP)
(b) ribulose 1, 5-diphosphate (RuDP)
(c) phosphoglyceric acid (PGA)
(d) ribulose monophosphate (RMP).

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

Question. Boron in green plants assists in 
(a) activation of enzymes
(b) acting as enzyme co-factor
(c) photosynthesis
(d) sugar transport. 

Question. Which two distinct microbial processes are responsible for the release of fixed nitrogen as dinitrogen gas (N2) to the atmosphere?   
(a) Aerobic nitrate oxidation and nitrite reduction
(b) Decomposition of organic nitrogen and conversion of dinitrogen to ammonium compounds
(c) Enteric fermentation in cattle and nitrogen fixation by Rhizobium in root nodules of legumes
(d) Anaerobic ammonium oxidation and denitrification 

Question. Which one of the following is wrong statement?   
(a) Anabaena and Nostoc are capable of fixing nitrogen in free-living state also.
(b) Root nodule forming nitrogen fixers live as aerobes under free-living conditions.
(c) Phosphorus is a constituent of cell membranes,certain nucleic acids and all proteins.
(d) Nitrosomonas and Nitrobacter are chemoautotrophs.

Question. For its action, nitrogenase requires   
(a) high input of energy
(b) light
(c) Mn2+
(d) super oxygen radicals.

Question. Mg is a component of 
(a) chlorophyll
(b) cytochrome
(c) haemoglobin
(d) haemocyanin.

Question. Plants take zinc in the form of   
(a) ZnSO4
(b) Zn++
(c) ZnO
(d) Zn.

Question. When the plants are grown in magnesium deficient but urea rich soil, the symptoms expressed are 
(a) yellowish leaves
(b) colourless petiole
(c) dark green leaves
(d) shoot apex die. 

Question. Which of the following is not caused by deficiency of mineral nutrition? 
(a) Etiolation
(b) Shortening of internode
(c) Necrosis
(d) Chlorosis 

Question. Which one of the following elements is almost nonessential for plants?   
(a) Zn
(b) Na
(c) Ca
(d) Mo

Question. Which of the following elements plays an important role in biological nitrogen fixation?   
(a) Copper
(b) Molybdenum
(c) Zinc
(d) Manganese

Question. Mineral associated with cytochrome is   
(a) Cu
(b) Mg
(c) Cu and Mg
(d) Fe. 

Question. 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

Question. Phosphorus and nitrogen ions generally get depleted in soil because they usually occur as   
(a) neutral ions
(b) negatively charged ions
(c) positively charged ions
(d) both positively and negatively charged but disproportionate mixture.

Our teachers have developed really good Multiple Choice Questions covering all important topics in each chapter which are expected to come in upcoming tests and exams, as MCQs are coming in all exams now therefore practice them carefully to get full understanding of topics and get good marks. Download the latest questions with multiple choice answers for Class 11 Mineral Nutrition in pdf or read online for free.

The above NCERT based Mineral Nutrition MCQ Questions for Class 11 have been designed by our teachers in such a way that it will help you a lot to gain an understanding of each topic. These CBSE NCERT Class 11 Mineral Nutrition Multiple Choice Questions have been developed and are available free for benefit of Class 11 students.

Advantages of Mineral Nutrition MCQ Questions for Class 11 with Answers

a) Mineral Nutrition MCQ Questions for Class 11 will help the kids to strengthen concepts and improve marks in tests and exams.

b) Multiple Choice Questions for Mineral Nutrition Class 11 have proven to further enhance the understanding and question solving skills.

c) Regular reading topic wise questions with choices will for sure develop very good hold over each chapter which will help in exam preparations.

d) It will be easy to revise all Mineral Nutrition chapters and faster revisions prior to class tests and exams.

Free Printable MCQs in PDF of CBSE Class 11 Mineral Nutrition are designed by our school teachers and provide best study material as per CBSE NCERT standards.