Biology Practice Test 3

Biology Practice Test 3 is designed to help students strengthen their understanding of key biological concepts, theories, and processes for competitive entry tests like MDCAT, NUMS, AKU, UET, ECAT, NTS, as well as FSC Board Exams. This test covers topics from genetics, evolution, ecology, biotechnology, and more, helping students improve accuracy and retention.

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1 / 100

Category: Biology Ch 10 Class 12

Many scientists believe that one of the following is evolutionary origin(s) of animals, plants and fungi?

NTS 2013
Biology
Evolution
Elimination Tool:

A) Protists

B) Algae

C) Bacteria

D) Protozoans

2 / 100

Category: Biology Ch 6 Class 11

Apparently which bacteria is more resistant to antibiotics?

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

A) Gram-positive bacteria

B) Gram-negative bacteria

C) Both Gram-negative and positive bacteria

D) None of these options are correct

3 / 100

Category: Biology Ch 12 Class 12

Productivity of an ecosystem is indicated by

Number of plants in that ecosystem

The density of that ecosystem

Consumption of carbon dioxide and evolve of oxygen

Both a and b

4 / 100

Category: Biology Ch 4 Class 12

The sexually transmitted disease, that can affect both the male and the female genitals and may damage the eyes of babies born of infected mothers is:

PMC Sample 1
Biology
Reproduction
Elimination Tool:

A) AIDS

B) Hepatitis

C) Gonorrhoea

D) All of these

5 / 100

Category: Biology Ch 9 Class 12

Which of the following is the components / tools of recombinant DNA technology?

PMC 2020
Biology
Biotechnology
Elimination Tool:

A) Gene of interest

B) Molecular scissors

C) Molecular glue and expression system

D) All of the above

6 / 100

Category: Biology Ch 3 Class 12

The autonomic nervous system controls all of the following activities except:

NTS 2014
Biology
Coordination and Control
Elimination Tool:

A) Digestion of food

B) Heart beat

C) Contraction of pupil of eye

D) Thought

7 / 100

Category: Biology Ch 2 Class 11

The disease caused by nutritional deficiency is:

NTS 2018
Biology
Biological Molecules
Elimination Tool:

A) Hepatitis

B) Cholera

C) Malaria

D) Beriberi

8 / 100

Category: Biology Ch 10 Class 11

The system well – developed in the acoelomate is

Excretory system

Nervous system

Both of these

Transport system

9 / 100

Category: Biology

The causes of Cyanosis include:

NUMS Mock 2
Biology
Transport

A) Deficiency of vitamin C

B) Varicella-zoster virus

C) Degeneration of the cartilage of joints

D) Ventricular septum defect

10 / 100

Category: Biology Ch 3 Class 11

A chemical substance which can react (in place of substrate) with the enzyme but is not transformed into product/s and thus blocks the active site temporarily or permanently is called

Co-enzyme

Blocker

Inhibitor

Cofactor

11 / 100

Category: Biology Ch 4 Class 11

The process of membrane fusion and the movement of material out of the cell, is called:

NTS 2016 SMBBMC
Biology
Cell Structure and Function
Elimination Tool:

A) Phagocytosis

B) Endocytosis

C) Pinocytosis

D) Exocytosis

12 / 100

Category: Biology Ch 8 Class 11

In rhizopus, zygote forms temporary, dormant, thick-walled resistant structure called:

UHS 2015
Biology
Kingdom Fungi
Elimination Tool:

A) Zygospore

B) Spore

D) Hydra

C) Sporangia

13 / 100

Category: Biology

The enzyme found in saliva responsible for the digestion of carbohydrates is:

NUMS Mock 4
Biology
Enzymes

A) Lysozyme

B) Amylase

C) Pepsin

D) Trypsinogen

14 / 100

Category: Biology Ch 6 Class 11

Which of the following types of bacterial reproduction is most similar to mitosis?

PMC Practice 2
Biology
Kingdom Prokaryote
Elimination Tool:

A) Transduction

B) Transfonnation

C) Binary fission

D) Conjugation

15 / 100

Category: Biology Ch 5 Class 12

Typical symptoms like enlarged breasts and small testis in male are attributed to:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Down’s Syndrome

B) Turner’s Syndrome

C) Klinefelter’s Syndrome

D) Phenylketonuria

16 / 100

Category: Biology

Q.39 The fertilization of ovum takes place at:

A. Distal part of the oviduct

B. Proximal part of the oviduct

C. Middle part of the oviduct

D. Anywhere in the oviduct

17 / 100

Category: Biology

Q.8 The neurons responsible for everything various external stimuli that come from the environment into corresponding internal stimuli is called:

A. Motor nerve

B. Sensory nerve

C. Both A and B

D. Mixed nerve

18 / 100

Category: Biology Ch 4 Class 11

The basic structural framework of all types of membranes are:

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

A) Phospholipids

B) Glycoproteins

C) Lipoproteins

D) Nucleoproteins

19 / 100

Category: Biology

Q.30 Arterial blood contains ___________of CO2/100 ml of blood:

20 / 100

Category: Biology Ch 13 Class 12

Flow of energy in an ecosystem is:

NUMS 2014
Biology
Man and His Environment
Elimination Tool:

A) Unidirectional

B) Tridirectional

C) Multidirectional

D) Bidirectional

21 / 100

Category: Biology Ch 13 Class 12

Which of the following describes an ecological niche?

NTS 2015 SMBBMC
Biology
Man and His Environment
Elimination Tool:

A) The habitat in which an organism finds its food supply

B) The habitat in which an organism find the most suitable climate

C) the relationship between an organism and other species

D) the way in which an environment is exploited by an organism

22 / 100

Category: Biology

Q.28 Flame cells in Planaria constitute the:

A. Digestive system

B. Reproductive system

C. Respiratory system

D. Excretory system

23 / 100

Category: Biology

Four events in the transmission of nerve impulses across synapses are:

I. depolarisation of the presynaptic membrane

II. propagation of postsynaptic action potential

III. reabsorption of the transmitter substance

IV. release of transmitter substance into the synaptic cleft

In which sequence do these events occur?

FIRST -> LAST

NUMS Mock 3
Biology
Coordination and Control

A) I, III, II, and IV

B) I, IV, II and III

C) IV, I, III and II

D) IV, III, I and II

24 / 100

Category: Biology Ch 5 Class 12

Turner’s syndrome is characterized by having:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Trisomy 21

B) 44 + XXY

C) Trisomy

D) 44 + XO

25 / 100

Category: Biology Ch 13 Class 12

A lullaby is a song. No song is prose. Some proses are epics.

Conclusions:

I. Some proses are songs.

II. Some epics are lullabies.

III. Some songs are lullabies.

Which of the following is most appropriate in the above case?

a) Only II

b) Only III

c) I, II, and III are inappropriate

none

26 / 100

Category: Biology Ch 1 Class 12

An increrase in plant girth due to activity of _____ is called secondary growth.

Cork cambium

Pith

Vascular cambium

Both a and c

27 / 100

Category: Biology Ch 9 Class 12

A method of DNA sequencing in which DNA threads are chemically cut into pieces of different sizes is

Sanger's method

Maxam-Gilbert method

Hamilton's method

Vortex method A

28 / 100

Category: Biology Ch 10 Class 12

Homology means

PMC Sample 3
Biology
Evolution
Elimination Tool:

A) similiarity in characteristics resulting from common ancestors

B) similarity in function from acquired characterists

C) study of different ograns but with similar functions

D) study of similar ograns but with different functions

29 / 100

Category: Biology

_______ is involved in lipid synthesis/metabolism.

NUMS Mock 4
Biology
Cell Structure and Function

A) Smooth endoplasmic reticulum

B) Rough endoplasmic reticulum

C) Mitochondria

D) Vacuoles

30 / 100

Category: Biology Ch 5 Class 12

Cells of fibers and tracheids elongate during

Phase of cell division

Phase of cell elongation

Phase of cell maturation

Phase of cell differentiation

31 / 100

Category: Biology Ch 14 Class 11

How many ml of blood is pumped by each contraction of the heart?

NUMS 2016
Biology
Transport
Elimination Tool:

A) 80 ml

B) 90 ml

C) 70 ml

D) 60 ml

32 / 100

Category: Biology Ch 2 Class 11

The helical structure of a protein is kept by the formation of hydrogen bond between amino acid molecules which are:

NUMS 2015
Biology
Biological Molecules
Elimination Tool:

A) Adjacent to each other

B) In successive spiral turns

C) Between two different polypeptide chains

D) None of the given options

33 / 100

Category: Biology Ch 8 Class 12

If a heterozygous individual shows the complete effect of both alleles, the type of inheritance would be

Complete dominance

Non dominance

Incomplete dominance

Co-Dominance

34 / 100

Category: Biology Ch 12 Class 11

Translocation of organic solutes in plants takes place through:

NUMS 2020
Biology
Nutrition
Elimination Tool:

A) Companion cell

B) Fibres

C) Sieve tubes

D) Vessels

35 / 100

Category: Biology Ch 6 Class 11

Which of the following is true of both bacterial conjugation and meiosis?

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

A) Both processes produce four haploid cells

B) Both processes are a form of asexual reproduction

C) Both processes involve genetic recombination

D) None of these options is correct

36 / 100

Category: Biology

How are new mitochondria formed by the pre-existing ones?

Mitosis

Fission

Conjugation

Budding

37 / 100

Category: Biology Ch 12 Class 11

Carotenoids are related to:

NUMS 2015
Biology
Nutrition
Elimination Tool:

A) Vitamin A

B) Vitamin B

C) Vitamin C

D) Vitamin D

38 / 100

Category: Biology Ch 6 Class 12

In DNA A.

A forms two bonds with T

G forms three bonds with C

A forms three bonds with T

Both a and b

39 / 100

Category: Biology Ch 7 Class 11

The disease caused by Protozoal infection is:

NTS 2018
Biology
Kingdom Protista
Elimination Tool:

A) Rickets

B) Goiter

C) Malaria

D) Beri-beri

40 / 100

Category: Biology Ch 5 Class 11

Other name for Kingdom monera is:

Protoctista

Prokaryotae

Archae

None of these

41 / 100

Category: Biology Ch 6 Class 11

In which phase of bacterial growth, does divison at an exponential rate occur?

NUMS 2020
Biology
Kingdom Prokaryote
Elimination Tool:

A) Lag phase

B) Log phase

C) Stationary phase

D) Decline phase

42 / 100

Category: Biology

Q.61 Which of the following is a compensation point?

B. Photosynthesis and respiration occur at same rate. So there is not net exchange of gases between atmosphere and plants

C. Rate of photosynthesis increases, so do the O2 production, with a net release oxygen coupled with the uptake of CO2

D. Rate of respiration becomes more than rate of photosynthesis. 16 Net yield of H-O in Photosynthesis is

43 / 100

Category: Biology Ch 2 Class 11

When the concentration of the external medium is equal to the concentration of the internal medium of a cell, the situation is called:

NUMS 2017
Biology
Biological Molecules
Elimination Tool:

A) Hypertonic

B) Hypotonic

C) Isotonic

D) Heterotonic

44 / 100

Category: Biology Ch 9 Class 12

DNA polymerase enzyme for PCR is isolated from bacteria, Thermus aquaticus, because;

UHS 2019
Biology
Biotechnology
Elimination Tool:

A) It can work at high speed.

B) It can withstand high denaturation temperature.

C) It can withstand low denaturation temperature.

D) It can be used again and again.

45 / 100

Category: Biology

Q.66 Which type of sensory structures carrying the touch sensations are present in papillae extending into ridges of the finger tips?

A. Hair end organs

B. Pacinian corpuscles

C. Meissner's Corpuscles

D. All of these

46 / 100

Category: Biology Ch 10 Class 12

Evolutionary relationships amongst species are reflected in their:

NUMS 2016
Biology
Evolution
Elimination Tool:

A) DNA and proteins

B) RNA and proteins

C) DNA and genes

D) DNA and RNA

47 / 100

Category: Biology Ch 5 Class 12

Secondary growth is actually

Extension of plant body

Increase in thickness

Production of leaves and flowers

None of these A

48 / 100

Category: Biology Ch 11 Class 11

During cellular respiration NADH2 produces:

NUMS 2014
Biology
Bioenergetics
Elimination Tool:

A) 2 ATP

B) 3 ATP

C) 4 ATP

D) 5 ATP

49 / 100

Category: Biology Ch 3 Class 11

A reaction will proceed faster if the activation energy is?

PMC Sample 1
Biology
Enzymes
Elimination Tool:

A) High

B) Low

C) Remains the same

D) None of these options is correct

50 / 100

Category: Biology Ch 6 Class 11

In a bacterial cell, plasma membrane with all things present within it is called:

PMC Sample 3
Biology
Kingdom Prokaryote
Elimination Tool:

A) Cytoplasmic matrix

B) Cytoplasm

C) Protoplast

D) Cell Structure

51 / 100

Category: Biology

Q.49 Gastric secretion is stimulated by:

A. Gastrin

B. Cholecystokinin

C. Secretin

D. Pancreozymin

52 / 100

Category: Biology Ch 9 Class 11

The botanical name of gum tree ls:

NTS 2013
Biology
Kingdom Plantae
Elimination Tool:

A) Acacia nilotica

B) Mimosa pudlca

C) Acacla catechu

D) Prosopls glandulose

53 / 100

Category: Biology Ch 5 Class 11

Viral disease that is widely spread and caused by enveloped RNA virus is:

NUMS 2015
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) AIDS

B) Hepatitis

C) Measles

D) Influenza

54 / 100

Category: Biology

Among the following, which cellular organelle contains circular DNA, similar to those found in bacteria?

NUMS Mock 1
Biology
Cell Structure and Function

A) Lysosome

B) Nucleus

C) Nucleosome

D) Mitochondria

55 / 100

Category: Biology Ch 12 Class 11

Which of the following is not the type of cells of gastric gland?

NUMS 2019 Cancelled
Biology
Nutrition
Elimination Tool:

A) Zymogenic

C) Sinusoidal

B) Parietal

D) Mucous neck

56 / 100

Category: Biology Ch 8 Class 11

How many species of fungi are known till now

10000

100000

10000000

1000

57 / 100

Category: Biology

Q.58 The enzymes required for the breakdown of glucose into pyruvate is present in:

A. Cytosol

B. Plastids

C. Mitochondria

D. Lumen of ER

58 / 100

Category: Biology

The rate of photosynthesis and respiration may equal one another at what time?

NUMS Mock 4
Biology
Bioenergetics

A) Dawn

B) Noon

C) Dusk

D) Dawn and dusk

59 / 100

Category: Biology

Q.62 Sum rays are re-radiated from the surface of earth in the form of:

A. Long wave radiation

B. Radio waves

C. Short wave radiation

D. Medium waves

60 / 100

Category: Biology Ch 2 Class 11

Water acts as a universal solvent because of:

PMC 2020
Biology
Biological Molecules
Elimination Tool:

A) Heat of vaporization

B) Hydrogen bonding

C) High polarity

D) Cohesion and adhesion

61 / 100

Category: Biology Ch 8 Class 12

In question number 2 what will be frequency of dwarf plant in F2

0.25

0.5

0.75

62 / 100

Category: Biology Ch 1 Class 12

Which of the following types of transpiration account for 5 – 7 % of total transpiration that take place in plants?

NUMS 2019 Cancelled
Biology
Homeostasis
Elimination Tool:

A) Cuticular

B) Lenticular

C) Stomatal

D) Leaves

63 / 100

Category: Biology Ch 9 Class 12

Tobacco plants, resistant to a nematode, have been developed by the introduction of DNA that produces (in the host cells):

PMC Practice 11
Biology
Biotechnology
Elimination Tool:

A) Both sense and antisense RNA

B) A particular hormone

C) An antifeedant

D) A toxic protein

64 / 100

Category: Biology Ch 13 Class 11

Number of spiracles present in cockroach is

65 / 100

Category: Biology

Q.64 According to the induced fit model. What happens when an enzyme-substrate omplex is formed?

A. The contact between the substrate and the enzyme causes a change in the shape of the active site

B. The shape of the substrate and the shape of the active site are complementary to each other.

C. The substrate fits into active site and forms bonds with the amino acids at the active site.

D. All of the above.

66 / 100

Category: Biology

Q.23 During inspiration, the diaphragm:

A. Contracts

B. Relaxes

C. Contracts and relaxes

D. None of these

67 / 100

Category: Biology Ch 6 Class 12

Which of the following statements correctly describes homologous chromosomes?

NTS 2016 DUHS & JSMU
Biology
Chromosomes and DNA
Elimination Tool:

A) They are formed during meiosis.

B) They are held together by centromeres.

C) They are chromatids of the same chromosome.

D) They carry both morphologically similar members with same set of genes.

68 / 100

Category: Biology Ch 7 Class 12

Microtubules are composed of

Action protein

Actin and myosin proteins

Sphingomyelin and tubulin

Tubulin protein and traces of RNA

69 / 100

Category: Biology Ch 7 Class 12

During the G2 phase:

UHS 2019
Biology
Cell Cycle
Elimination Tool:

A) Chromosome number is duplicated

B) The chromosomes are left with only one chromatid

C) Energy is stored for Chromosome movement and mitotic specific proteins(Tubulin) are produced

D) Specific enzymes are synthesized and DNA base units are accumulated

70 / 100

Category: Biology Ch 13 Class 11

Haemoglobin carries more oxygen than plasma by:

NTS 2011
Biology
Gaseous Exchange
Elimination Tool:

A) 50 times

B) 20 times

C) 70 times

D) 100 times

71 / 100

Category: Biology Ch 7 Class 11

Which part of bacteria is most delicate and damage to it can kill the bacteria?

PMC 2021 Tested
Biology
Kingdom Protista
Elimination Tool:

A) Cell wall

B) Slime

C) Capsule

D) Cell membrane

72 / 100

Category: Biology Ch 9 Class 11

What is the strengthening material of the prokaryotic cell wall?

PMC Practice 7
Biology
Kingdom Plantae
Elimination Tool:

A) Cellulose

B) Chitin

C) Silica waxes and lignin

D) Peptidoglycan or murein

73 / 100

Category: Biology

The idea that opposed the idea of abiogenesis was proposed by?

NUMS Mock 4
Biology
Cell Structure and Function

A) Robert Hooke

B) Robert Brown

C) Rudolph Virchow

D) Lorenz Oken

74 / 100

Category: Biology Ch 8 Class 11

All of the following are characteristics of kingdom fungi except:

NUMS 2017
Biology
Kingdom Fungi
Elimination Tool:

A) Heterotrophy

B) Sessil

C) Cell wall

D) None of the above

75 / 100

Category: Biology Ch 8 Class 12

The position of a gene on chromosome is called

Habitat

Position

Locus

Location

76 / 100

Category: Biology Ch 10 Class 12

The organs which are similar in function but differ in structure are called:

PMC 2020
Biology
Evolution
Elimination Tool:

A) Analogous organs

B) Homologous organs

C) Convergent evolution

D) Divergent evolution

77 / 100

Category: Biology

An example of competitive inhibition of an enzyme is the inhibition of;

NUMS Mock 2
Biology
Enzymes

A) Succinic dehydrogenase by malonic acid

B) Cytochrome oxidase by cyanide

C) Hexokinase by glucose

D) Carbonic anhydrase by carbon dioxide

78 / 100

Category: Biology Ch 6 Class 11

The shape of Cocci bacteria is:

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

A) Spherical

B) Spring

C) Rod

D) Screw

79 / 100

Category: Biology

The animals that feed on organic debris from decomposing plants and animals are called:

NUMS Mock 1
Biology
Man and His Environment

A) Herbivores

B) Carnivores

C) Omnivores

D) Detritivores

80 / 100

Category: Biology

Optimum pH for action of pepsin and salivary amylase is

NUMS Mock 2
Biology
Nutrition

A) 3.5 and 7.7 respectively

B) 1.8 and 6.8 respectively

C) 6.8 and 7.4 respectively

D) 1.8 and 7.4 respectively

81 / 100

Category: Biology Ch 7 Class 12

Condensation of chromosomes reaches to the maximum during:

NUMS 2015
Biology
Cell Cycle
Elimination Tool:

A) Zygote

B) Pachytene

D) Diakinesis

C) Diplotene

82 / 100

Category: Biology Ch 5 Class 11

Amoeba belongs to which kingdom:

Prokaryotae

Plantae

Monera

Protista

83 / 100

Category: Biology Ch 6 Class 11

Which one of the following sets includes the bacterial diseases?

NUMS 2014
Biology
Kingdom Prokaryote
Elimination Tool:

A) Cholera, typhoid, mumps

B) Tetanus, tuberculosis, measles

C) Malaria, mumps, poliomyelitis

D) Diphtheria, leprosy, plague

84 / 100

Category: Biology Ch 1 Class 11

Oxygen accounts for ____ % of totals human body mass:

65%

18%

10%

85 / 100

Category: Biology

Q.51 Which of the following is the respiratory surface in human beings?

A. Lungs

B. Alveoli

C. Windpipe

D. alveolar duct

86 / 100

Category: Biology Ch 9 Class 12

The genetically engineered vaccine is available for which of the following hepatitis virus?

PMC Practice 5
Biology
Biotechnology
Elimination Tool:

A) HBV

B) HAV

C) HCV

D) Options A and B are correct

87 / 100

Category: Biology Ch 10 Class 12

On Galapagos island, among the birds, ____ caught much attention of Darwin in formulating his work, related to adaptations.

NUMS 2019 Reconduct
Biology
Evolution
Elimination Tool:

A) Pigeons

B) Ravens

C) Finches

D) Parrots

88 / 100

Category: Biology

Q.35 Ribose is a monosaccharide constituent of man

A. Enzymes

B. Coenzymes

C. Vitamin

D. Antibiotics

89 / 100

Category: Biology Ch 12 Class 11

Earthworm is an example of ______ feeder

Detritus

Fluid

Macrophageus

Filter

90 / 100

Category: Biology

Q.23 Reflex action is type of

A. Voluntary action

B. Involuntary action

C. Saltatory conduction

D. None of these

91 / 100

Category: Biology Ch 5 Class 12

The only promoter of leaf senescence in the following plant hormones is?

PMC Sample 3
Biology
Growth and Development
Elimination Tool:

A) gibberellins

B) cytokinins

C) auxins

D) abscisic acid

92 / 100

Category: Biology Ch 2 Class 12

Joints found at the vertebrates are:

NTS 2014
Biology
Support and Movement
Elimination Tool:

A) gliding joints

C) partially moveable joints

B) sliding joints

D) fixed joints

93 / 100

Category: Biology Ch 8 Class 11

An association in which fungal hyphae penetrate the outer cells of the plant root forming coils swellings and minute branches and also extend out into surrounding soil is called:

Mycorrizael association

Endomycorrhizae

Ectomycorrhizae

Lichen

94 / 100

Category: Biology Ch 11 Class 11

In the Calvin cycle, the reducing power from NADPH is used during:

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

A) Formation of 1, 3- Bisphosphoglycerate

B) Conversion of 1, 3- Bisphosphoglycerate to Glyceraldehyde 3- phosphate

C) Formation of fructose 1, 6- bisphosphate from 1, 3- bisphosphoglycerate

D) Formation of glucose from fructose bisphosphate

95 / 100

Category: Biology Ch 10 Class 12

The wings of birds and the forelegs of a horse are _____ structures.

NUMS 2016
Biology
Evolution
Elimination Tool:

A) Analogous

B) Homologous

C) Vestigial

D) Evolutionary convergent

96 / 100

Category: Biology

Q.25 For respiratory metabolism, bacterial cell membrane contains

A. Proteins

B. Lipids

C.Enzymes

D. Chemicals

97 / 100

Category: Biology Ch 7 Class 12

_______ is the most critical phase of mitosis.

NUMS 2015
Biology
Cell Cycle
Elimination Tool:

A) Prophase

B) Telophase

C) Anaphase

D) Metaphase

98 / 100

Category: Biology

Digestion of which food components starts from the oral cavity?

NUMS Mock 3
Biology
Nutrition

A) Proteins

B) Fats

C) Carbohydrates

D) Vitamins

99 / 100

Category: Biology Ch 5 Class 11

The complete, mature and infection virus particle is known as:

PMC 2020
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Venome

B) Genome

C) Virion

D) Capsid

100 / 100

Category: Biology Ch 11 Class 11

Which of the following processes does NOT need Pyruvic Acid as a substrate?

PMC 2020
Biology
Bioenergetics
Elimination Tool:

A) Alcoholic fermentation

B) Calvin cycle

C) Aerobic respiration

D) Lactic Acid fermentation

Your score is

The average score is 59%

Structured Practice for Best Entry Test Preparation

This topic-wise and chapter-wise practice test allows students to focus on individual biology concepts, including diagrams, processes, and conceptual questions. Regular practice enhances understanding, sharpens problem-solving skills, and builds confidence to tackle both board and competitive exam questions efficiently.

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