Biology Practice Test 4

Biology Practice Test 4 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 human anatomy, physiology, microbiology, and ecology, helping students improve accuracy and retention.

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Biology Practice Test 4

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1 / 100

Category: Biology

Q.45 Muscle fatigue is characterized by all except:

A. Accumulation of lactic acid

B. pH drops

C. Cross bridges are unable to detach

D. Increased ATP concentration

2 / 100

Category: Biology Ch 3 Class 11

A student of chemical engineering mistakenly engulfed the toxic compound “A” which was a potent inhibitor of a certain enzyme. He was immediately brought to a hospital where the doctor injected, intravenously, substrate “B” to minimize the toxic effect of Compound A. His life was saved from serious damage. The treatment method shows that compound A was a ______ inhibitor.

UHS 2019
Biology
Enzymes
Elimination Tool:

A) Non competitive

B) Irreversible

C) Temperature sensitive

D) Competitive reversible

3 / 100

Category: Biology

Q.2 Prokaryotic and eukaryotic cells generally have which of the following features in common?

A. Cell wall made of cellulose

B. Presence of linear chromosome

C. Presence of ribosomes

D. Presence of nucleus

4 / 100

Category: Biology Ch 4 Class 12

In asexual reproduction offspring are produced by

Meiosis

Mitosis

Both a and b

None of these

5 / 100

Category: Biology

Which one of the following is common to all neurons?

NUMS Mock 3
Biology
Coordination and Control

A) A cell body which contains a nucleus

B) A thick myelin sheath

C) Presence of node of Ranvier

D) Presence of Schwann cells

6 / 100

Category: Biology Ch 12 Class 11

Intrinsic factor is secreted by:

NUMS 2020
Biology
Nutrition
Elimination Tool:

A) Pancreas

B) Liver

C) Stomach

D) Duodenum

7 / 100

Category: Biology Ch 8 Class 11

Yeast reproduces by:

PMC 2021 Tested
Biology
Kingdom Fungi
Elimination Tool:

A) Budding

B) Sperm

C) Fission

D) Conidia

8 / 100

Category: Biology Ch 10 Class 12

Inheritance of acquired characteristics is based on:

NTS 2016 DUHS & JSMU
Biology
Evolution
Elimination Tool:

A) Genetic role in reproduction

B) Use and disuse of organ

C) Survival of the fittest

D) Mutations

9 / 100

Category: Biology Ch 6 Class 11

The causing agent of the tuberculosis that grows very well in poor living conditions and malnutrition is:

NUMS 2019 Cancelled
Biology
Kingdom Prokaryote
Elimination Tool:

A) Spirobacterium

B) Mycobacterium

C) E.Coli

D) Staphylococcus

10 / 100

Category: Biology

Cardiac output is increased by all of the following EXCEPT:

NUMS Mock 2
Biology
Transport

A) Hypoxia

B) Exercise

C) Sleep

D) Pregnancy

11 / 100

Category: Biology Ch 2 Class 12

Number of bones in the skull:

NUMS 2016
Biology
Support and Movement
Elimination Tool:

A) 22

B) 26

C) 24

D) 28

12 / 100

Category: Biology Ch 9 Class 11

Below the point at which the cotyledons are attached, the embryo axis is called _______.

NTS 2016 SMBBMC
Biology
Kingdom Plantae
Elimination Tool:

A) Radicle

B) Epicotyl

C) Hypocotyl

D) Coleoptile

13 / 100

Category: Biology Ch 13 Class 12

The position of an organism in a food chain of an ecosystem called:

NUMS 2018
Biology
Man and His Environment
Elimination Tool:

A) Level of ecosystem

B) Food chain

C) Food web

D) Trophic level

14 / 100

Category: Biology Ch 3 Class 11

A/An _______ is mostly a non-protein chemical compound that is required for the protein’s biological activity.

NTS 2019
Biology
Enzymes
Elimination Tool:

A) Active site

B) Substrate

C) Cofactor

D) Enzyme

15 / 100

Category: Biology

Q.6 The uterus of the female reproductive system opens into the?

A. placenta

B. birth canal

C. cervix

D. all of these

16 / 100

Category: Biology

Chest cavity is bounded by ribs and muscles on the sides, while the floor of chest cavity is called:

NUMS Mock 4
Biology
Gaseous Exchange

A) Pleura

B) Alveoli

C) Chest cage

D) Diaphragm

17 / 100

Category: Biology Ch 4 Class 11

Who first observed and thus hypothesized that new cells are formed from previously existing living cell?

Theodor Schwann and Schleiden

Rudolph Virchows

Louis Pasteur

Both b and c

18 / 100

Category: Biology Ch 14 Class 11

The cells which play a very important role in developing immunity are:

NUMS 2020
Biology
Transport
Elimination Tool:

A) Monocytes

B) Neutrophils

C) Lymphocytes

D) Thrombocytes

19 / 100

Category: Biology Ch 5 Class 12

Vegetative roots and shoots grow by

Determinate growth

Primary growth only

Indeterminate growth

None of these

20 / 100

Category: Biology Ch 12 Class 12

Zone of lake water which is of open water near the surface is

Littoral

Limnetic

Profundal

Benthic

21 / 100

Category: Biology

The only possible treatment in end stage renal failure is:

NUMS Mock 3
Biology

A) Hemodialysis

B) Peritoneal dialysis

C) Lithotripsy

D) Kidney transplantation

22 / 100

Category: Biology

Q37 The muscle contraction depends on:

A. Nerve impulse

B. Energy

C. Calcium

D. All of these

23 / 100

Category: Biology Ch 4 Class 11

The cell membrane surrounds the:

NUMS 2016
Biology
Cell Structure and Function
Elimination Tool:

A) Nucleoplasm

B) Cell wall

C) Protoplasm

D) None of the above

24 / 100

Category: Biology Ch 11 Class 11

Estimating relative CO2 consumption or O2 release during photosynthesis at different wavelengths of light, is termed as:

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

A) Action spectrum

B) Absorption spectrum

C) Dark reaction

D) Light reaction

25 / 100

Category: Biology Ch 13 Class 11

Functional units of lungs are called

Alveoli

Air sacs

Parabronchi

None of these

26 / 100

Category: Biology Ch 5 Class 12

Lateral meristems are present in

All plants

Gymnosperms and dicots

Monocots

In aquatic plants

27 / 100

Category: Biology

Q.50 Which of the following hormones is essential for the production of sperms?

A. LH
B. Estrogen
C. Gonadotrophin hormones
D. Testosterone

A. LH

B. Estrogen

C. Gonadotrophin hormones

D. Testosterone

28 / 100

Category: Biology Ch 10 Class 12

A group of interbreeding individuals belonging to a particular species and sharing a common geopraphic area is called?

PMC Sample 1
Biology
Evolution
Elimination Tool:

A) community

B) family

C) race

D) population

29 / 100

Category: Biology Ch 8 Class 12

Haemophilia occurs because of:

PMC 2020
Biology
Variation and Genetics
Elimination Tool:

A) Mutation in an autosome

B) Mutation of Y-chromosome

C) Mutation of X-chromosome

D) Deficiency of iron

30 / 100

Category: Biology Ch 8 Class 12

Pick the correct option about Drosophila.

NUMS 2015
Biology
Variation and Genetics
Elimination Tool:

A) The Male is larger with a pointed abdomen

B) The female has sex combs on its front legs

C) It has a generation time of just eight weeks

D) Salivary gland cells have giant chromosomes in their nuclei

31 / 100

Category: Biology Ch 6 Class 12

During DNA replication ______ attaches the fragment to the lagging strand.

NUMS 2019 Reconduct
Biology
Chromosomes and DNA
Elimination Tool:

A) Ligase

B) Invertase

C) Helicase

D) Topoisomerase

32 / 100

Category: Biology

Booklungs serve the function of respiration in:

NUMS Mock 3
Biology
Gaseous Exchange

A) Scorpion

B) Earthworm

C) Frog

D) Cockroaches

33 / 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

34 / 100

Category: Biology Ch 2 Class 12

The muscles attached to the bones are:

NTS 2010
Biology
Support and Movement
Elimination Tool:

A) Voluntary and smooth

B) Involuntary and smooth

D) Involuntary and striated

C) Voluntary and striated

35 / 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.

36 / 100

Category: Biology Ch 3 Class 11

An activated enzyme consisting of polypeptide chain and a cofactor is called:

Apoenzyme

Holoenzyme

Activated enzyme

Both b and c

37 / 100

Category: Biology Ch 14 Class 11

The chemical nature of an antibody is:

NUMS 2016
Biology
Transport
Elimination Tool:

A) Glycoprotein

B) Glycolipids

C) Lipoproteins

D) Polysaccharides

38 / 100

Category: Biology Ch 6 Class 11

A bacterium with tuft of flagella at both poles is called

Lophotrichus

Monotrichous

Peritrichous

Amphitrichous

39 / 100

Category: Biology

Q.12 An enzyme without its cofactor is called.

A. Coenzyme

B. Apoenzyme

C. Holoenzyme

D. Proenzyme

40 / 100

Category: Biology Ch 6 Class 11

Vibrio cholera is an example of ______ type of bacteria.

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

A) Cocci

B) Bacilli

C) Spirilla

D) Commas

41 / 100

Category: Biology Ch 9 Class 12

Treatment of hereditary disorders by gene manipulations is called:

NUMS 2016
Biology
Biotechnology
Elimination Tool:

A) Biotechnology

B) Genetic engineering

C) Gene therapy

D) None of these

42 / 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

43 / 100

Category: Biology

Choose the term from the following which is NOT a part of gene therapy?

NUMS Mock 2
Biology
Biotechnology

A) Bone marrow transplant

B) Retrovirus

C) DNA Fingerprinting

D) Somatic cells

44 / 100

Category: Biology Ch 12 Class 12

Development of bark in plants and skin in animals is a method for

Providing support

Protection from enemies

Reducing water loss

Helping in food production

45 / 100

Category: Biology

Which of the following single membranous organelle is absent in plant cells?

a. Vacuole

B. Golgi apparatus

C. Lysosomes

D. Endoplasmic reticulum

46 / 100

Category: Biology Ch 10 Class 11

The simplest form in Kingdom Animalia belongs to:

NUMS 2018
Biology
Kingdom Animalia
Elimination Tool:

A) Eumetazoa

B) Bilateria

C) Protozoa

D) Parazoa

47 / 100

Category: Biology Ch 3 Class 12

Which of the following is the function of adrenaline?

NUMS 2016
Biology
Coordination and Control
Elimination Tool:

A) To increase the rate of breathing

B) To increase the heart rate

C) To increase the level of calcium in blood

D) Both A and B

48 / 100

Category: Biology Ch 2 Class 11

Which one of the following is found in both messenger RNA and DNA of a mammalian cell?

PMC 2020
Biology
Biological Molecules
Elimination Tool:

A) Double helical structure

B) Ribose sugar

C) Thymine

D) Sugar – phosphate backbone

49 / 100

Category: Biology Ch 11 Class 11

Estimating relative CO2consumption or O2release during photosynthesis at different wavelengths of light, is termed as:

NUMS 2015
Biology
Bioenergetics
Elimination Tool:

A) Action spectrum

B) Absorption spectrum

C) Dark reaction

D) Light reaction

50 / 100

Category: Biology Ch 10 Class 12

According to the Hardy-Weinberg theorem, what will be the frequency of heterozygote when ‘p’ is 0.2?

NUMS 2019 Reconduct
Biology
Evolution
Elimination Tool:

A) 0.32

B) 0.38

C) 0.42

D) 0.48

51 / 100

Category: Biology Ch 1 Class 12

The human body maintains all of its cells’ internal concentration _____ to internal body fluid.

NUMS 2019 Cancelled
Biology
Homeostasis
Elimination Tool:

A) Isotonic

B) Hypotonic

C) Hypertonic

D) Hyposmotic

52 / 100

Category: Biology Ch 7 Class 12

Crossing over is an exchange of genes between _______ resulting in a mixture of parental characteristics in offspring.

NTS 2019
Biology
Cell Cycle
Elimination Tool:

A) Sister Chromatids

B) Non-homologous Chromosomes

C) Sex chromosomes

D) Homologous chromosomes

53 / 100

Category: Biology Ch 11 Class 12

The actual location or place where an organism lives is

Environment

Biosphere

Biomass

Habitat

54 / 100

Category: Biology Ch 3 Class 12

Which of the following neurotransmitters function, both as neurotransmitter and hormones, decreasing our perception of pain?

PMC 2020
Biology
Coordination and Control
Elimination Tool:

A) Epinephrine

B) Serotonin

C) Dopamine

D) Endorphins

55 / 100

Category: Biology Ch 10 Class 12

Carolus Linnaeus was believer of

Special creation

Natural selection

Catastrophism

. Inheritance of acquired characters

56 / 100

Category: Biology Ch 5 Class 12

The active sites of all enzyme are formed by:

NUMS 2016
Biology
Growth and Development
Elimination Tool:

A) R-groups of amino acids

B) NH2 groups of amino acids

C) -COOH groups of amino acids

D) Exposed disulphide bonds

57 / 100

Category: Biology Ch 12 Class 11

The leaf is bilobed with midrib between them. The plant is

Saraccnia

Dionaea

Pitcher plant

None of these

58 / 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

59 / 100

Category: Biology Ch 4 Class 11

Which of the following is not a basic unit of the cell?

NUMS 2016
Biology
Cell Structure and Function
Elimination Tool:

A) Cell wall

B) Cell membrane

C) Nucleus

D) Ribosome

60 / 100

Category: Biology

Q44 Study of fossils is called

A. Mammalogy

B. Paleontology

C. Herpetology

D. Ornithology

61 / 100

Category: Biology Ch 13 Class 11

During inspiration, the space inside the chest cavity is increased due to:

UHS 2019
Biology
Gaseous Exchange
Elimination Tool:

A) The relaxation of the muscles of the diaphragm

B) Relaxation of the external intercostal muscles

D) The contraction of the muscles of the diaphragm

C) Increased pressure

62 / 100

Category: Biology Ch 3 Class 11

The enzyme in breast milk that causes the coagulation of milk or forms precipitates of milk is:

NUMS 2016
Biology
Enzymes
Elimination Tool:

A) Renin

B) Trypsin

C) Amylase

D) Lipase

63 / 100

Category: Biology Ch 14 Class 11

Antibodies are actually:

NUMS 2016
Biology
Transport
Elimination Tool:

A) Globular proteins

B) Glycoproteins

C) Fibrous proteins

D) Glycolipids

64 / 100

Category: Biology Ch 9 Class 12

Lambda phage is

Virus

Bacterium

Plasmid

Host cell

65 / 100

Category: Biology

Q.12 The least stable RNA present in the cell is:

tRNA

mRNA

rRNA

Micro RNA

66 / 100

Category: Biology Ch 11 Class 11

The oxidation of PGAL during glycolysis yields ____ molecules.

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

A) ATP

B) FAD

C) FADH

D) ADP

67 / 100

Category: Biology Ch 4 Class 12

The primary oocyte in mammals has which of the following structures around it:

NUMS 2014
Biology
Reproduction
Elimination Tool:

A) Zona Pellucida

B) Zona Vasculosa

C) Zona radiata

D) None of them

68 / 100

Category: Biology Ch 5 Class 12

Cambium are examples of

Apical meristems

Intercalary meristems

Lateral meristems

None of these

69 / 100

Category: Biology Ch 9 Class 12

The technique use of identification of criminals is called:

NTS 2018
Biology
Biotechnology
Elimination Tool:

A) Cloning

B) DNA fingerprinting

C) Restriction Analysis

D) Polymorphism

70 / 100

Category: Biology Ch 12 Class 11

Strong chlorosis is due to the deficiency of _____ in plants.

Magnesium

Nitrogen

Potassium

Phosphorus

71 / 100

Category: Biology Ch 6 Class 12

Within the chromosomes, each chromatid contains ______ DNA molecule:

NUMS 2020
Biology
Chromosomes and DNA
Elimination Tool:

A) One

B) Two

C) Three

D) Half

72 / 100

Category: Biology

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

NUMS Mock 1
Biology
Transport

A) 80 ml

B) 90 ml

C) 70 ml

D) 60 ml

73 / 100

Category: Biology Ch 4 Class 11

_______ is involved in lipid synthesis/metabolism.

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

A) Smooth endoplasmic reticulum

B) Rough endoplasmic reticulum

C) Mitochondria

D) Vacuoles

74 / 100

Category: Biology

Q.30 The structure of which bacteriophages resembles a tadpole?

A. T2

B. T4

C. Both A and B

D. None

75 / 100

Category: Biology Ch 4 Class 12

Menstruation, the shedding of the lining of the uterus (endometrium), is accompanied by:

NUMS 2019 Cancelled
Biology
Reproduction
Elimination Tool:

A) Shivering

B) Fever

C) Bleeding

D) Vomiting

76 / 100

Category: Biology Ch 6 Class 12

A tortion of chromatin that is condensed only during cell division is

Euchromatin

Heterochromatin

Biochromatin

Nucleochromatin

77 / 100

Category: Biology Ch 11 Class 11

Where do the light – dependent reactions of photosynthesis occur?

NTS 2016 SMBBMC
Biology
Bioenergetics
Elimination Tool:

A) In the guard cells of the stomata

B) Stroma of chloroplast

C) In the thylakoid membrane of chloroplast

D) Cytoplasm of leaf cell

78 / 100

Category: Biology Ch 8 Class 12

A pea plant has purple colored flowers (dominant trait). To check the genotype, which of the following cross is performed

NUMS 2018
Biology
Variation and Genetics
Elimination Tool:

A) Test cross with homozygous white flowered plant

B) Test cross with homozygous purple flowered plant

C) Test cross with heterozygous purple flowered plant

D) Hybird cross

79 / 100

Category: Biology

Red-green color-blindness is an X-linked recessive disorder. Jacob’s paternal grandfather and father are both color-blind, but his mother has two normal alleles. What is the probability that Jacob is red-green color-blind?

NUMS Mock 2
Biology
Variation and Genetics

A) 0%

B) 25%

C) 50%

D) 75%

80 / 100

Category: Biology Ch 6 Class 12

Evolutionary relationship among species are reflected in their ________.

NUMS 2020
Biology
Chromosomes and DNA
Elimination Tool:

A) DNA and proteins

B) Only DNA

C) Only proteins

D) RNA

81 / 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

82 / 100

Category: Biology Ch 12 Class 11

The reaction involved in chemotrophic nutrition is:

NTS 2010
Biology
Nutrition
Elimination Tool:

A) 6CO2 + 12H2O + light + chlorophyll -> C6H12 + 6H2O + 6CO2

B) 2H2S + CO2 + light -> (CH2O)n + H2O + 2S

D) CH3COOH + enzyme -> CH3CHO + CO2

C) NH4 + 3O2 + light -> 2NO2 + 2H2O + 4H+ + energy

83 / 100

Category: Biology Ch 2 Class 11

Ptyalin can convert starch into:

NUMS 2015
Biology
Biological Molecules
Elimination Tool:

A) Monosaccharide form

B) Oligosaccharide form

C) Polysaccharide form

D) All given options

84 / 100

Category: Biology Ch 13 Class 12

Wind blows from area of

Low pressure to high pressure

High pressure to low pressure

Moderate pressure to high pressure

Low pressure to low pressure

85 / 100

Category: Biology Ch 11 Class 12

Diverse and stable community at the end of succession is

Diverse Climax communityand stable community at the end of succession is A. Climax community B. Pioneers community C. Top community D. Stable community Answer & Explanation Answer: Option A

Pioneers community

Top community

Stable community A

86 / 100

Category: Biology Ch 12 Class 12

Weather refers to

Short-term fluctuations in temperature, cloud cover, wind and precipitation

It prevails over periods of hrs or days

Overall patterns of weather that prevail from year to year

. Both a and b

87 / 100

Category: Biology

Which trait is not sex-linked recessive:

NUMS Mock 2
Biology
Variation and Genetics

A) Haemophilia

B) Colour blindness

C) Hypophosphatemia

D) TFM syndrome

88 / 100

Category: Biology Ch 6 Class 11

Which of the following structure is not present in all the bacteria?

Cell membrane

Chromatin bodies

Ribosomes

Capsule

89 / 100

Category: Biology

Which of these is not a reflex action?

NUMS Mock 3
Biology
Coordination and Control

A) Secretion of sweat.

B) Salivation.

C) Flexion due to needle prick.

D) Blinking of eyes due to strong light.

90 / 100

Category: Biology Ch 7 Class 12

During interphase of the cell cycle, which of the following stage is for duplication of DNA:

NUMS 2019 Reconduct
Biology
Cell Cycle
Elimination Tool:

A) G0 phase

B) G1 phase

D) S phase

C) G2phase

91 / 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

92 / 100

Category: Biology Ch 3 Class 12

Which type of the receptors are present in the ear?

Chemoreceptors

Mechanoreceptors

Photoreceptors

Thermoreceptors

93 / 100

Category: Biology Ch 2 Class 11

Each β – chain of hemoglobin molecules contains ____ amino acids.

NUMS 2019 Reconduct
Biology
Biological Molecules
Elimination Tool:

A) 136

B) 146

D) 288

C) 235

94 / 100

Category: Biology Ch 14 Class 11

Atherosclerosis is disease of:

NTS 2016 SMBBMC
Biology
Transport
Elimination Tool:

A) Immune system

B) Arterial wall

C) Venal wall

D) Lungs

95 / 100

Category: Biology Ch 9 Class 11

Which of the following features differentiate angiosperms from gymnosperms?

UHS 2010
Biology
Kingdom Plantae
Elimination Tool:

A) Pollens disperse by air

B) Haploid microspores

C) Ovaries

D) Pollen tubes

96 / 100

Category: Biology Ch 9 Class 12

Cystic fibrosis patients lack a gene that codes for a transmembrane carrier of:

NTS 2017
Biology
Biotechnology
Elimination Tool:

A) Na+ ions

B) K+ ions

C) CI- ions

D) Ca2+ ions

97 / 100

Category: Biology Ch 10 Class 11

Which group of organisms has the following features?

I. three pairs of jointed legs

II. three-part segmented body

III. one pair of antennae

NTS 2017
Biology
Kingdom Animalia
Elimination Tool:

A) arachnids

B) crustaceans

C) Insects

D) myriapods

98 / 100

Category: Biology Ch 9 Class 11

“Vascular System absent; gametophyte dominant, sporophyte attached to gametophyte; homosporous” are distinguishing characters of

UHS 2010
Biology
Kingdom Plantae
Elimination Tool:

A) Psilopsida

B) Pteropsida

C) Angiosperms

D) Bryophyta

99 / 100

Category: Biology Ch 9 Class 12

Which one has antibiotic resistance gene for tetracycline and ampicillin?

pSC 101

pBR 322

pCR 322

None of these

100 / 100

Category: Biology

Q.41 The stretch reflex is also known as:

A. Stretch reflex

B. Spinal reflex

C. Golgi tendon reflex

D. Myotatic reflex

Your score is

The average score is 61%

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