Chapter 11 Biology Bioenergetics MCQs Class 11

bioenergetics mcqs

Bioenergetics MCQs Class 11

Bioenergetics MCQs Chapter 11 of Biology for Class 11 focuses on the Bioenergetics topic, which is the study of energy flow and transformation within living organisms. As part of the learning process, students will encounter a variety of Bioenergetics MCQs designed to test their understanding of the Biology subject. Bioenergetics MCQs class 11 are most important for medical students to understand the topic bioenergetics and learn this deeply to get high marks in class tests, board exams, and especially these multiple choice questions designed for bioenergetics MCQs mdcat students to pass the medical universities entrance test. These Bioenergetics MCQs cover a range of topics, including the laws of thermodynamics, energy transfer in living systems, and the role of enzymes in metabolic pathways. Students will be required to apply their knowledge of these concepts to solve problems and answer questions in a multiple-choice format.

The Bioenergetics MCQs MDCAT serve as an effective tool for assessing students’ understanding of the subject matter and for helping them to develop critical thinking and problem-solving skills. By mastering the concepts presented in Chapter 11 Bioenergetics class 11 MCQs and by effectively answering the MCQs, students will gain a solid foundation in the principles of bioenergetics.

Here are the best and complete Bioenergetics class 11 MCQs in the end of this post you will get answers to Bioenergetics MCQs.

Bioenergetics MCQs Let’s Get Started

1 Study of conversion of energy from one form to another in an ecosystem is termed a?
A. Bioenergy
B. Bioenergetics
C. Biological energetics
D. Biological dynamics

2 Biological energy transformation obey the laws of?
A. Thermokinetics
B. Thermophilic
C. Thermometer
D. Thermodynamics

3 living organisms use which of the following materials as raw materials of food?
B. Inorganic
C. Minerals
D. Vitamins

4 which of the following is used as the currency of the cell?

5 The amount of energy produced by the conversion of ATP into ADP?
A. 7.3 K cal/J
B. 17 k Cal/J
C. 7.3 Kcal/mol
D. 7.3 cal/J

6 Choose the one which is not an example of endergonic reactions.
A. Passive transport
B. Active transport
C. Synthesis of protein
D. Synthesis of lipid

7 Which are the main energy processing of living systems?
A. Photosynthesis
B. Respiration
C. Both of them
D. None of them

8 photosynthesis is also known as which of the following process?
A. Energy transducing
B. Energy tapping process
C. Energy releasing process
D. Energy-consuming process

9 Photosynthesis occurs in which of the following organism?
A. Green plants
B. Algae
C. Photosynthesis bacteria
D. All of them

10 Glucose is produced as a result of photosynthesis which is then utilized in the formation of?
A. Production of sucrose
B. Synthesis of protein
C. Convert into starch
D. All of these

11 Transportation of sap which is absorbed by the roots is done with the help of which of the following?
A. Xylem
B. Phloem
C. Tracheids
D. Companion tissue

12 Most important pigments which are used in the process of photosynthesis is known as?
A. chlorophyll
B. Xanthophyll
C. Cyanophyll
D. Rhodophyll

13 The number of permanent teeth in adults?
A. 16
B. 20
C. 32 answer
D. None of these

14 The color of chlorophyll b is?
A. Yellow-green
B. Yellow blue
C. Blue green
D. Blue Yellow

15 Which chlorophyll molecules are located in the reaction center?
A. chlorophyll b
B. Chlorophyll-a
C. Carotenoid
D. Xanthophyll

16 Chlorophyll is accompanied by carotenoid pigments which absorb light of which wavelength?
A.yellow light
B. Orange light
C. Indigo
D. Violet

17 The process of photosynthesis is an example of a?
A. oxiox
B. Redox
C. Oxidoreductase
D. Oxidation

18 The opening and closing of stomata have important effects on which of the following processes?
A. Translocation
B. Guttation
C. Photosynthesis
D. Ascent of sap

19 It is experimentally proved that rate of photosynthesis is increased by an increase in which of the following?
B. 02
C. Water
D. chlorophyll

20 All are members of the electron transport chain except?
A. Ferredoxin
B. Plastoquinone
C. Plactacyline
D. Plactocyanin

21 System of light-dependent reaction is located in which part of chloroplast?
A. Stroma
B. Matrix
C. Thylakoid
D. Substratum

22 The PS1 and ATP synthase enzymes complexes are located in which part of the thylakoid membrane?
A. Non appressed lamella
B. Staked stroma
C. Appressed lamella
D. Thylakoid lamella

23 The chlorophyll molecules at the reaction centre of PS1 absorb light of which wavelength?
A. 680 nm
B. 700 nm
C. 760 nm
D. 780 nm

24 Plastocyanin acts as an electron donor to which of the following?
A. phtosystem 1
B. Phtosystem 2
C. Chlorophyll
D. Ferrodoxin

25 The hydrogen ion taken up by NaDP comes from?
A. Mitochondria
B. Photon
C. Thylakoid
D. Stroma

26 All of the following are major effects of light reaction except?
A. Photolysis of water
B. Synthesis of PGAL
C. Reduction of NADP to NADPH+H+
D. synthesis of ATP

27 What is another name for Calvin Benson’s cycle?
A. Pentose phosphate cycle
B. Pentose phosphorylation
C. Reductive pentose phosphate cycle
D. Oxidative phosphate cycle

28 Which statement about the light-independent reaction is true?
A. Calvin cycle consists of 13 reactions with 11 enzymes
B. Calvin cycle divided into 4 distinct phase
C. First step of the dark reaction is regeneration
D. CO2 is reduced to pentose phosphate compound

29 Rubisco is an enzyme that functions as which of the following in the dark reaction of photosynthesis?
A. Oxidase
B. Oxygenase
C. Reductase
D. Hydrolase

30 __ means oxygen is taken and CO2 is evolved in presence of light?
A. Phosphorylation
B. Oxidative phosphorylation
C. Photophosphorylation
D. Photorespiration

31 Plants that fix CO2 in dark reactions through oxaloacetic acid are known as?
A. CAM plants
B. M plants
C. C3 plants
D. C4 plants

32 Which of the following is an example of C4 plants?
A. Black nightshade
B. Tamarind
C. Sugar cane
D. Grapes

33 Carbon dioxide and water is a by-products in which of the following process?
A. Respiration
B. Photorespiration
C. Photosynthesis
D. Phosphorylation

34 Aerobic respiration occurs in the presence of which of the following?
A. O2
B. CO2
C. H2S
D. H2O

35 Choose the organisms which never need oxygen during the process of cellular respiration?
A. Anaerobic
B. Facultative anaerobes
C. Obligative anaerobes
D. Aerobes

36 Which of the following is a process of formation of ethyl alcohol from glucose?
A. Alcoholic fermentation
B. Lactic acid fermentation
C. Acetyl fermentation
D. Kreb’s cycle

37 All of the following are steps of aerobic respiration except?
A. Glycolysis
B. Photophosphorylation
C. Electron transport chain
D. Kreb’s cycle

38 Which of the following is used to give flavor to yogurt and cheese?
A. Acetone
B. Phytone
C. Ethyl alcohol
D. Lactic acid

39 Which process is considered as the main energy harvesting Process for life?
A. Kreb’s cycle
B. Glycolysis
C. Electron transport chain
D. Oxidative phosphorylation

40 The place of occurrence of Kreb’s cycle is?
A. Cytosol
B. Mitochondria
C. Cell membrane
D. Ribosome

41 The first product in Kreb’s cycle is?
A. Cis – aconitic acid
B. Citric acid
C. Acetyl CoA
D. Fumaric acid

42 Compete for oxidation of glucose molecules produces how many molecules of ATP?
A. 30 ATP
B. 32 ATP
C. 34 ATP
D. 36 ATP

43 Which of the following is considered as the ability to do work?
A. Nutrients
B. Ecosystems
C. Trophism
D. Energy

44 For all ecosystems which are present in the world which is considered as the main source of energy?
A. Kinetic energy
B. Chemical energy
C. Radiant energy
D. Heat energy

45 The amount of sunlight that reaches to earth ranges up to?
A. 35%
B. 40%
C. 45%
D. 2 – 3%

46 Flow of energy in trophic levels obeys which law of motion?
A. 1st law of thermodynamic
B. 2nd law of thermodynamic
C. 3rd law of thermodynamic
D. None of these

47 In any ecosystem first trophic level is formed by?
A. Producers
B. Consumers
C. Decomposers
D. All the these

48 Decomposers in an ecosystem form which trophic level?
A. 2nd trophic level
B. 3rd trophic level
C. 4th trophic level
D. 5th trophic level

49 The secondary and tertiary consumers may be?
A. Parasitic
B. Symbiotic
C. Predator
D. Producer

50 Primary consumers are placed in?
A. 1st trophic level
B. 2nd trophic level
C. 3rd trophic level
D. 4th trophic level

51 The quantitative study of the ecosystem is carried out by _?
A. Food chain
B. Food web
C. Ecological pyramid
D. All the these

52 The base of the pyramid is represented by which of the following?
A. Consumers
B. Decomposers
C. Producers
D. Predators

53 The amount of energy stored in food material primary producer is known as?
A. Primary productivity
B. Gross productivity
C. Net primary productivity
D. Net productivity

54 The rate at which chemical energy is stored by plants is termed?
A. Primary productivity
B. Secondary productivity
C. Net primary productivity
D. Gross productivity

55 When a man eats carnivore fishes they act as which of the following in the ecosystem?
A. Primary consumer
B. Tertiary producer
C. Tertiary consumer
D. Secondary consumer

bioenergetics mcqs with answers

bioenergetics mcqs

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