CBSE Class 11 Biology Respiration in Plants MCQs

Refer to CBSE Class 11 Biology Respiration in Plants MCQs provided below. CBSE Class 11 Biology MCQs with answers available in Pdf for free download. The MCQ Questions for Class 11 Biology with answers have been prepared as per the latest syllabus, CBSE books and examination pattern suggested in Class 11 by CBSE, NCERT and KVS. Multiple Choice Questions for Chapter 14 Respiration in Plants are an important part of exams for Class 11 Biology and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 11 Biology and also download more latest study material for all subjects

MCQ for Class 11 Biology Chapter 14 Respiration in Plants

Class 11 Biology students should refer to the following multiple-choice questions with answers for Chapter 14 Respiration in Plants in Class 11. These MCQ questions with answers for Class 11 Biology will come in exams and help you to score good marks

Chapter 14 Respiration in Plants MCQ Questions Class 11 Biology with Answers

Question : What is the end product of glycolysis of a glucose molecule
a) Pyruvate and ATP
b) Phosphoglyceraldehyde
c) Lactic acid and ATP
d) Fructose 1, 6- diphosphate
Answer : A

Question : Connecting link between glycolysis and Krebs cycle is/ before entering Krebs cycle pyruvate is changed to
a) acetyl CoA
b) phosphoenol pyruvate
c) oxaloacetate
d) pyruvate
Answer : A

Question : Site of respiration in bacteria is
a) mesosome
b) episome
c) ribosome
d) microsome
Answer : A

Question : Which of the following processes make direct use of oxygen ?
a) Electron transport
b) Fermentation
c) citric acid cycle
d) None of these
Answer : A

Question : In Kreb’s cycle, the FAD participates as electron acceptor during the conversion of
a) succinic acid to fumaric acid
b) fumaric acid to malic acid
c) succinyl CoA to succinic acid
d) None of these
Answer : A

Question : The major reason that glycolysis is not as energy productive as respiration is that
a) pyruvate is more reduced than CO2; it still contains much of the energy from glucose
b) it does not take place in a specialized membrane-bound organelle.
c) it is the pathway common to fermentation and respiration
d) None of these
Answer : B

Question : Which of the following is a 4-carbon compound?
a) Oxaloacetic acid
b) Phosphoglyceric acid
c) Citric acid
d) Phosphoenol pyruvate
Answer : A

Question : Which of the following is a biological uncoupler of oxidative phosphorylation ?
a) Thermogenin
b) 2, 4 – Dichlorophenoxy acetic acid
c) 2, 4 – Dinitrophenol
d) Ethylene diaminotetra acetic acid
Answer : A

Question : Which of the following is not true for oxidative phosphorylation?
a) It uses oxygen as the initial electron donor.
b) It involves the redox reactions of electron transport chain
c) It involves an ATP synthase located in the inner mitochondrial membrane.
d) It depends on chemiosmosis
Answer : C

Question : Final electron acceptor in oxidative phosphorylation is
a) oxygen
b) hydrogen
c) cytochrome
d) None of these
Answer : oxygen

Question : Quantasomes are found in
a) chloroplast
b) mitochondria
c) lysosome
d) None of these
Answer : A

Question : Which of the following is an important intermediate found in all the types of respiration ?
a) Pyruvic acid
b) Tricarboxylic acid
c) Acetyl CoA
d) Oxaloacetate
Answer : A

Question : Incomplete oxidation of glucose into pyruvic acid with several intermediate steps is known as
a) Glycolysis
b) Krebs cycle
c) TCA-pathway
d) HMS-pathway
Answer : A

Question : Common enzyme in glycolysis and pentose phosphate pathways is
a) hexokinase
b) fumarase
c) aconitase
d) dehydrogenase
Answer : A

Question : One of the following is common to glycolysis as well as Krebs cycle in eukaryotes
a) Substrate level phosphorylation
b) Photophosphorylation
c) Localization in mitochondria
d) None of these
Answer : A

Question : A mutant cell lacking mitochondria will show
a) Inability to oxidize carbohydrates and fats
b) Inability to synthesize glucose
c) Inability to oxidize fats
d) Inability to oxidize carbohydrates
Answer : B

Question : During the early stages of alcoholic fermentation there is a high rate of growth of yeast. After some time the rate decreases. Which of the following conditions in the culture medium is least likely to have caused this?
a) Depletion of oxygen
b) Depletion of mineral salts
c) Accumulation of waste products
d) Depletion of glucose
Answer : A

Question : Hexose monophosphate shunt does not take place when
a) NAD is available
b) NAD is not available due to shortage of oxygen
c) Glucose is the substrate
d) Oxygen is not enough
Answer : A

Question : Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on
a) proton gradient
b) accumulation of Na ions
c) membrane potential
d) None of these
Answer : A

Question : The energy-releasing process in which the substrate is oxidised without an external electron acceptor is called
a) glycolysis
b) photorespiration
c) fermentation
d) aerobic respiration
Answer : A

 

Question : End product of glycolysis is 
a) acetyl Co-A
b) pyruvic acid
c) glucose 1-phosphate
d) fructose 1-phosphate
Answer : B
 
Question : EMP can produce a total of
a) 6 ATP
b) 8 ATP
c) 24 ATP
d) 38 ATP
Answer : B
 
Question : Connecting link between glycolysis and Krebs cycle is (before entering Krebs cycle pyruvate changed to)
a) oxaloacetate
b) PEP
c) pyruvate
d) acetyl Co-A
Answer : D
 
Question : Out of 36 ATP molecules produced per glucose molecule during respiration 
a) 2 are produced outside glycolysis and 34 during respiratory chain
b) 2 are produced outside mitochondria and 34 inside mitochondria
c) 2 during glycolysis and 34 during Krebs cycle
d) all are formed inside mitochondria
Answer : B
 
Question : End products of aerobic respiration are 
a) sugar and oxygen
b) water and energy
c) carbon dioxide, water and energy
d) carbon dioxide and energy
Answer : C
 
Question : Amino acids are mostly synthesized from 
a) mineral salts
b) fatty acids
c) volatile acids
d) α-ketoglutaric acid
Answer : D
 
Question : Apparatus to measure rate of respiration and RQ is 
a) auxanometer
b) potometer
c) respirometer
d) manometer
Answer : C
 
Question : When one glucose molecule is completely oxidised, it changes 
a) 36 ADP molecules into 36 ATP molecules
b) 38 ADP molecules into 38 ATP molecules
c) 30 ADP molecules into 30 ATP molecules
d) 32 ADP molecules into 32 ATP molecules
Answer : B
 
Question : Link between glycolysis, Krebs cycle and poxidation of fatty acid or carbohydrate and fat metabolism is 
a) oxaloacetic acid
b) succinic acid
c) citric acid
d) acetyl Co-A
Answer : D
 
Question : Oxidative phosphorylation is production of
a) ATP in photosynthesis
b) NADPH in photosynthesis
c) ATP in respiration
d) NADH in respiration

Answer : C

Question : Terminal cytochrome of respiratory chain which donates electrons to oxygen is
a) cyt. b
b) cyt. c
c) cyt. a1 
d) cyt.-a3
Answer : D
 
Question : At a temperature above 35°C 
a) rate of photosynthesis will decline earlier than that of respiration
b) rate of respiration will decline earlier than that of photosynthesis
c) there is no fixed pattern
d) both decline simultaneously
Answer : A
 
Question : Life without air would be 
a) reductional
b) free from oxidative damage
c) impossible
d) anaerobic
Answer : D
 
Question : Out of 38 ATP molecules produced per glucose,32 ATP molecules are formed from NADH/FADH2 in 
a) respiratory chain
b) Krebs cycle
c) oxidative decarboxylation
d) EMP
Answer : A
 
Question : End product of citric acid/Krebs cycle is
a) citric acid
b) lactic acid
c) pyruvic acid
d) CO2 + H2O
Answer : D
 
Question : In animal cells, the first stage of glucose break down is 
a) Krebs cycle
b) glycolysis
c) oxidative phosphorylation
d) ETC
Answer : B
 
Question : Respiratory substrate yielding maximum number of ATP molecule is 
a) ketogenic amino acids
b) glucose
c) amylose
d) glycogen
Answer : B
 
Question : ATP is injected in cyanide poisoning because it is 
a) necessary for cellular functions
b) necessary for Na+ –K+ pump
c) Na+–K+ pump operates at the cell membranes
d) ATP breaks down cyanide
Answer : A
 
Question : Fermentation products of yeast are
a) H2O + CO2
b) methyl alcohol + CO2
c) methyl alcohol + H2O
d) ethyl alcohol + CO2
Answer : D
 
Question : Which of the following is essential for conversion of pyruvic acid into acetyl Co-A?
a) LAA
b) NAD+
c) TPP
d) All of these
Answer : D
 
Question : Respiratory quotient (RQ) for fatty acid is
a) > 1
b) < 1
c) 1
d) 0
Answer : B
 
Question : Krebs cycle occurs in 
a) mitochondria
b) cytoplasm
c) chloroplast
d) ribosomes
Answer : A
 
Question : Oxidative phosphorylation involves simultaneous oxidation and phosphorylation to finally form 
a) pyruvate
b) NADP
c) DPN
d) ATP
Answer : D
 
Question : Fermentation is anaerobic production of
a) protein and acetic acid
b) alcohol, lactic acid or similar compounds
c) ethers and acetones
d) alcohol and lipoproteins
Answer : B
 
Question : The mechanism of ATP formation both in chloroplast and mitochondria is explained by
a) relay pump theory of Godlewski
b) Munch’s pressure/mass flow model
c) chemiosmotic theory of Mitchell
d) Cholondy-Went’s model
Answer : C
 
Question : In Krebs cycle FAD participates as electron acceptor during the conversion of 
a) succinyl Co-A to succinic acid
b) α-ketoglutarate to succinyl Co-A
c) succinic acid to fumaric acid
d) fumaric acid to malic acid
Answer : C
 
 
Question : Net gain of ATP molecules during aerobic respiration is 
a) 36 molecules
b) 38 molecules
c) 40 molecules
d) 48 molecules
Answer : B
 
 
Question : How many ATP molecules are produced by aerobic oxidation of one molecule of glucose?
a) 2
b) 4
c) 38
d) 34
Answer : C
 
 
Question : In which one of the following do the two names refer to one and the same thing?
a) Tricarboxylic acid cycle and urea cycle
b) Krebs cycle and Calvin cycle
c) Tricarboxylic acid cycle and citric acid cycle
d) Citric acid cycle and Calvin cycle
Answer : C
 
 
Question : In alcoholic fermentation
a) oxygen is the electron acceptor
b) triose phosphate is the electron donor while acetaldehyde is the electron acceptor
c) triose phosphate is the electron donor while pyruvic acid is the electron acceptor
d) there is no electron donor
Answer : B
 
 
Question : In glycolysis, during oxidation electrons are removed by 
a) ATP
b) glyceraldehyde-3-phosphate
c) NAD+
d) molecular oxygen
Answer : B
 
 
Question : During which stage, in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP 
a) glycolysis
b) Krebs cycle
c) conversion of pyruvic acid to acetyl Co-A
d) electron transport chain
d) electron transport chain
Answer : D
 
 
Question : Chemiosmotic theory of ATP synthesis in the chloroplast and mitochondria is based on
a) membrane potential
b) accumulation of Na+ions
c) accumulation of K+ ions
d) proton gradient
Answer : D
 
 
Question : How many ATP molecules could maximally be generated from one molecule of glucose, if the complete oxidation of one mole of glucose to CO2 and H2O yields 686 kcal and the useful chemical energy available in the high energy phosphate bond of one mole of ATP is 12 kcal? 
a) 30
b) 57
c) 1
d) 2
Answer : B
 
 
Question : The overall goal of glycolysis, Krebs cycle and the electron transport system is the formation of 
a) ATP in small stepwise units
b) ATP in one large oxidation reaction
c) sugars
d) nucleic acids
Answer : A
Chapter 02 Biological Classification
CBSE Class 11 Biology Biological Classification MCQs
Chapter 05 Morphology of Flowering Plants
CBSE Class 11 Biology Morphology of Flowering Plants MCQs
Chapter 06 Anatomy of Flowering Plants
CBSE Class 11 Biology Anatomy of Flowering Plants MCQs
Chapter 07 Structural Organisation in Animals
CBSE Class 11 Biology Structural Organisation in Animals MCQs
Chapter 08 Cell The Unit of Life
CBSE Class 11 Biology Cell The Unit of Life MCQs
Chapter 10 Cell Cycle and Cell Division
CBSE Class 11 Biology Cell Cycle and Cell Division MCQs
Chapter 11 Transport in Plants
CBSE Class 11 Biology Transport In Plants MCQs
Chapter 13 Photosynthesis in Higher Plants
CBSE Class 11 Biology Photosynthesis in Higher Plants MCQs
Chapter 14 Respiration in Plants
CBSE Class 11 Biology Respiration in Plants MCQs
Chapter 15 Plant Growth and Development
CBSE Class 11 Biology Plant Growth and Development MCQs
Chapter 16 Digestion and Absorption
CBSE Class 11 Biology Digestion and Absorption MCQs
Chapter 17 Breathing and Exchange of Gases
CBSE Class 11 Biology Breathing and Exchange of Gases MCQs
Chapter 18 Body Fluids and Circulation
CBSE Class 11 Biology Body Fluids and Circulation MCQs
Chapter 19 Excretory Products and their Elimination
CBSE Class 11 Biology Excretory Products and Their Elimination MCQs
Chapter 20 Locomotion and Movement
CBSE Class 11 Biology Locomotion and Movement MCQs
Chapter 21 Neural Control and Coordination
CBSE Class 11 Biology Neural Control and Coordination MCQs
Chapter 22 Chemical Coordination and Integration
CBSE Class 11 Biology Chemical Coordination and Integration MCQs

More Study Material

CBSE Class 11 Biology Chapter 14 Respiration in Plants MCQs

We hope students liked the above MCQs for Chapter 14 Respiration in Plants designed as per the latest syllabus for Class 11 Biology released by CBSE. Students of Class 11 should download the Multiple Choice Questions and Answers in Pdf format and practice the questions and solutions given in above Class 11 Biology MCQs Questions on daily basis. All latest MCQs with answers have been developed for Biology by referring to the most important and regularly asked topics which the students should learn and practice to get better score in school tests and examinations. Studiestoday is the best portal for Class 11 students to get all latest study material free of cost.

MCQs for Biology CBSE Class 11 Chapter 14 Respiration in Plants

Expert teachers of studiestoday have referred to NCERT book for Class 11 Biology to develop the Biology Class 11 MCQs. If you download MCQs with answers for the above chapter daily, you will get higher and better marks in Class 11 test and exams in the current year as you will be able to have stronger understanding of all concepts. Daily Multiple Choice Questions practice of Biology and its study material will help students to have stronger understanding of all concepts and also make them expert on all critical topics. You can easily download and save all MCQs for Class 11 Biology also from www.studiestoday.com without paying anything in Pdf format. After solving the questions given in the MCQs which have been developed as per latest course books also refer to the NCERT solutions for Class 11 Biology designed by our teachers

Chapter 14 Respiration in Plants MCQs Biology CBSE Class 11

All MCQs given above for Class 11 Biology have been made as per the latest syllabus and books issued for the current academic year. The students of Class 11 can refer to the answers which have been also provided by our teachers for all MCQs of Biology so that you are able to solve the questions and then compare your answers with the solutions provided by us. We have also provided lot of MCQ questions for Class 11 Biology so that you can solve questions relating to all topics given in each chapter. All study material for Class 11 Biology students have been given on studiestoday.

Chapter 14 Respiration in Plants CBSE Class 11 MCQs Biology

Regular MCQs practice helps to gain more practice in solving questions to obtain a more comprehensive understanding of Chapter 14 Respiration in Plants concepts. MCQs play an important role in developing understanding of Chapter 14 Respiration in Plants in CBSE Class 11. Students can download and save or print all the MCQs, printable assignments, practice sheets of the above chapter in Class 11 Biology in Pdf format from studiestoday. You can print or read them online on your computer or mobile or any other device. After solving these you should also refer to Class 11 Biology MCQ Test for the same chapter

CBSE MCQs Biology Class 11 Chapter 14 Respiration in Plants

CBSE Class 11 Biology best textbooks have been used for writing the problems given in the above MCQs. If you have tests coming up then you should revise all concepts relating to Chapter 14 Respiration in Plants and then take out print of the above MCQs and attempt all problems. We have also provided a lot of other MCQs for Class 11 Biology which you can use to further make yourself better in Biology

Where can I download latest CBSE MCQs for Class 11 Biology Chapter 14 Respiration in Plants

You can download the CBSE MCQs for Class 11 Biology Chapter 14 Respiration in Plants for latest session from StudiesToday.com

Can I download the MCQs of Chapter 14 Respiration in Plants Class 11 Biology in Pdf

Yes, you can click on the links above and download topic wise MCQs Questions PDFs for Chapter 14 Respiration in Plants Class 11 for Biology

Are the Class 11 Biology Chapter 14 Respiration in Plants MCQs available for the latest session

Yes, the MCQs issued by CBSE for Class 11 Biology Chapter 14 Respiration in Plants have been made available here for latest academic session

How can I download the Chapter 14 Respiration in Plants Class 11 Biology MCQs

You can easily access the links above and download the Chapter 14 Respiration in Plants Class 11 MCQs Biology for each topic

Is there any charge for the MCQs with answers for Class 11 Biology Chapter 14 Respiration in Plants

There is no charge for the MCQs and their answers for Class 11 CBSE Biology Chapter 14 Respiration in Plants you can download everything free

How can I improve my MCQs in Class 11 Biology Chapter 14 Respiration in Plants

Regular revision of MCQs given on studiestoday for Class 11 subject Biology Chapter 14 Respiration in Plants can help you to score better marks in exams

What are MCQs for Class 11 Biology Chapter 14 Respiration in Plants

Multiple Choice Questions (MCQs) for Chapter 14 Respiration in Plants Class 11 Biology are objective-based questions which provide multiple answer options, and students are required to choose the correct answer from the given choices.