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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1 / 100

Category: Biology Ch 1 Class 12

Rose is an example of

Hydrophytes

Mesophytes

Xerophytes

Halophytes

2 / 100

Category: Biology Ch 13 Class 12

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

NUMS 2018
Biology
Man and His Environment
Elimination Tool:

A) Herbivores

B) Carnivores

C) Omnivores

D) Detritivores

3 / 100

Category: Biology Ch 6 Class 11

The cell membrane of a bacterial cell often invaginates to produce membranous structures referred to as:

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

A) Centrosomes

B) Mesosomes

C) Dictyosomes

D) Polysomes

4 / 100

Category: Biology Ch 9 Class 11

Red algae do not contribute towards:

PMC 2020
Biology
Kingdom Plantae
Elimination Tool:

A) Making coral reefs

B) Forming limestone deposits

C) Making fertilizers

D) Forming chalk deposits

5 / 100

Category: Biology Ch 13 Class 11

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

NUMS 2019 Reconduct
Biology
Gaseous Exchange
Elimination Tool:

A) Pleura

B) Alveoli

C) Chest cage

D) Diaphragm

6 / 100

Category: Biology Ch 11 Class 11

In electron transport chain, ATP synthesis takes place when electrons move from:

PMC 2020
Biology
Bioenergetics
Elimination Tool:

A) Primary Electron Acceptor (PEA) to Plastoquinone (Pq)

B) Plastoquinone (Pq) to cytochromes

C) Cytochrome to Plastocyanin (Pc)

D) Plastocyanin (Pc) to Photosystem I (PS I)

7 / 100

Category: Biology

They serve as a scaffold for formation of higher order chromatin structure:

NUMS Mock 2
Biology
Cell Structure and Function

A) Nucleosome

B) Nucleus

C) Chromosomes

D) Histones

8 / 100

Category: Biology Ch 3 Class 11

Lock and Key Model for enzyme action propose by Emil Fischer suggests that:

PMC 2020
Biology
Enzymes
Elimination Tool:

A) Enzymes are unbiased for the substrate

B) Enzymes can modify their active sites

C) Enzymes are restricted to one reaction type

D) An enzyme can catalyze variety of reactions

9 / 100

Category: Biology Ch 11 Class 11

Light reaction takes place on/in

Thylakoid

Storma

Chloroplast

Grana

10 / 100

Category: Biology Ch 4 Class 12

Which disorder among the following CANNOT be detected by amniocentesis?..

NTS 2019
Biology
Reproduction
Elimination Tool:

A) Haemophilia

B) Heart defects

D) Cystic fibrosis

C) Tay-Sachs disease

11 / 100

Category: Biology Ch 3 Class 11

If more substrate to already occurring enzymatic reaction is added more enzyme activity is seen because:

There is probably more substrate present than there is enzyme.

There is probably more enzayme available than there is substrate.

There is probably more product present than there is either substrate or enzyme.

The enzyme substrate complex is probably failing to form during the reaction.

12 / 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

13 / 100

Category: Biology Ch 9 Class 11

Hornwarts are included in sub-class

Anthoceropsida

Bryopsida

Hepaticopsida

Psilopsida

14 / 100

Category: Biology Ch 9 Class 11

In plants chlorosis is caused by the deficiency of:

PMC Sample 3
Biology
Kingdom Plantae
Elimination Tool:

A) chlorophyll

B) magnesium

C) nitrogen

D) all of above

15 / 100

Category: Biology Ch 10 Class 11

The name animal is derived from the word.

Anima

Anemia

Aname

All of these

16 / 100

Category: Biology Ch 1 Class 12

The site and principal mechanism for the passage of glucose into the bloodstream in the human kidney is the:

NTS 2014
Biology
Homeostasis
Elimination Tool:

A) collecting duct …. by active secretion

C) glomerulus …. by selective reabsorption

D) glomerulus …. by ultrafiltration

E) Proximal convoluted tubule …. By active reabsorption

17 / 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

18 / 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

19 / 100

Category: Biology

Major coordinating centre for sensory and motor signaling is:

NUMS Mock 3
Biology
Coordination and Control

A) Thalamus

B) Cerebrum

C) Hypothalamus

D) Cerebellum

20 / 100

Category: Biology

Q.26 Two pea plants are crossed. One plant is homozygous dominant for purple flowers, and the other is homozygous recessive for white lowers. What fraction of the F2 population will have white lowers?

A. 1/4

B. 1/2

C. 1/8

D. 1/16

21 / 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

22 / 100

Category: Biology Ch 2 Class 12

Vertebrae of the neck are called:

NUMS 2020
Biology
Support and Movement
Elimination Tool:

A) Coccygeal vertebrae

B) Cervical vertebrae

C) Sacral vertebrae

D) Lumbar vertebrae

23 / 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

24 / 100

Category: Biology Ch 11 Class 11

3-Phosphoglycerate in the presence of ATP and reduced NADP (from the light-dependent stage) is reduced to:

NUMS 2020
Biology
Bioenergetics
Elimination Tool:

A) Ribulose bisphosphate

B) 6 carbon compound

C) 5 carbon compound

D) 3 carbon compound

25 / 100

Category: Biology Ch 7 Class 12

In which stage of meiotic division centromere divides?

NUMS 2017
Biology
Cell Cycle
Elimination Tool:

A) Anaphase I

B) Anaphase II

C) Metaphase II

D) Both A and B

26 / 100

Category: Biology

Q37 The muscle contraction depends on:

A. Nerve impulse

B. Energy

C. Calcium

D. All of these

27 / 100

Category: Biology Ch 6 Class 11

Gram negative bacteria are stained pink by the use of:

NUMS 2016
Biology
Kingdom Prokaryote
Elimination Tool:

A) Crystal violet

B) Gram’s iodine

C) Feulgen stain

D) Safranin

28 / 100

Category: Biology Ch 6 Class 11

A group of 8 cocci is called

Diplococci

Octococci

Tetrad

Sarcina

29 / 100

Category: Biology Ch 8 Class 11

The most common example of members of the kingdom fungi is/are:

NUMS 2019 Reconduct
Biology
Kingdom Fungi
Elimination Tool:

A) Star fish

B) Mushrooms

C) Algae

D) Human

30 / 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

31 / 100

Category: Biology Ch 10 Class 12

The total aggregate of genes in a population at any one time is called population’s

Genome

Genomic library

Genetic group

Gene pool

32 / 100

Category: Biology Ch 12 Class 12

Desert ecosystem of Mianwali is

Thar

Thal

Cholistan

None

33 / 100

Category: Biology Ch 4 Class 11

Tissue is a

PMC 2020
Biology
Cell Structure and Function
Elimination Tool:

A) group of cells

B) group of organs

C) group of tissues

D) group of organisms

34 / 100

Category: Biology Ch 2 Class 12

The number of muscles in a human body is about:

NTS 2012
Biology
Support and Movement
Elimination Tool:

A) 200

B) 300

C) 400

E) 600

35 / 100

Category: Biology Ch 11 Class 11

Chlorophyll molecule resemble the haem group of hemoglobin, the main difference between these two molecule is that chlorophyll has ____ ion.

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

A) Fe2+

B) Mg2+

C) Mn2+

D) Ca2+

36 / 100

Category: Biology Ch 14 Class 11

The lymph vessels empty in:

NUMS 2015
Biology
Transport
Elimination Tool:

A) Arteries

B) Veins

C) Capillaries

D) None of the given options

37 / 100

Category: Biology

_______ is the storage form of carbohydrate in animals and humans which is equivalent to the _____ in plants.

NUMS Mock 3
Biology
Biological Molecules

A) Glycogen, cellulose

B) Starch. cellulose.

C) Glycogen, starch

D) Starch, glycogen

38 / 100

Category: Biology Ch 9 Class 12

During gel electrophoresis, the gel used is:

NUMS 2020
Biology
Biotechnology
Elimination Tool:

A) Agar gel

B) Agarose gel

C) Dextran

D) Toluene gel

39 / 100

Category: Biology Ch 5 Class 11

The word which E-Chatton suggested for bacteria and blue green algae was:

Autotrophs

Heterotrophs

Pro-cariotique

Eu-cariotique

40 / 100

Category: Biology Ch 7 Class 12

The second stage of the Prophase of Meiosis, following Leptotene, during which homologous chromosomes begin to pair is called:

NTS 2019
Biology
Cell Cycle
Elimination Tool:

A) Anaphase

B) Zygotene

D) Pachytene

C) Diplotene

41 / 100

Category: Biology

Q.6 All of the following are the functions of endoplasmic reticulum except:

A. Nerve impulse conduction

B. Transport of material

C. Mechanical support

D. Synthesis of conjugated molecules

42 / 100

Category: Biology Ch 7 Class 11

Chalk is gradually formed of dead

Actinopods

Foraminiferans

Apicomplexans

Radiolarians

43 / 100

Category: Biology Ch 5 Class 11

The shape of the tobacco mosaic virus is:

NUMS 2016
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Spring shape

B) Rod shape

C) Comma shape

D) Spherical shape

44 / 100

Category: Biology Ch 13 Class 11

There are ______ stomata per square cm of leaf surface in Tobacco plants.

1200

12000

100,000

1000

45 / 100

Category: Biology Ch 3 Class 12

Thyroid gland requires high amount of:

NUMS 2016
Biology
Coordination and Control
Elimination Tool:

A) Phosphate

B) Calcium

C) Iodine

D) Sodium

46 / 100

Category: Biology Ch 9 Class 11

Thick, waxy & leathery cuticle around leaves is present in which of the following?

PMC Sample 3
Biology
Kingdom Plantae
Elimination Tool:

A) Hydrophytes

B) Mesophytes

D) Xerophytes

C) Halophytes

47 / 100

Category: Biology

All of the followings are the effects of red light on plant, EXCEPT:

NUMS Mock 2
Biology
Growth and Development

A) Causes epicotyl (plumule) hook to unbend

B) Induces increase in leaf area

C) Elongation of internodes is promoted

D) Stimulate flowering in long day plants

48 / 100

Category: Biology

Q.32 In the ascent of sap, water moves up in:

A. Xylem

B. Cambium

C. Phloem

D. Endodermis

49 / 100

Category: Biology Ch 5 Class 12

When a fetus is in the uterus, what carries oxygen away from the placenta?

NTS 2013
Biology
Growth and Development
Elimination Tool:

A) The amniotic fluid

B) The amniotic sac

C) The lining of the uterus

D) The umbilical cord

50 / 100

Category: Biology Ch 10 Class 11

Identify the phylum in which the larvae is bilaterally symmetrical but the adult Is radially symmetrical:

NTS 2013
Biology
Kingdom Animalia
Elimination Tool:

A) Ctenophora

B) Coelenterata

C) Echinodermata

D) Sipunculoidea

51 / 100

Category: Biology Ch 6 Class 12

Haploid and monoploid numbers of chromosomes of hexaploid wheat are:

NTS 2014
Biology
Chromosomes and DNA
Elimination Tool:

A) 21 and 42

B) 7 and 21

C) 21 and 7

D) 42 and 21

52 / 100

Category: Biology Ch 9 Class 12

Cloning is a form of:

NUMS 2016
Biology
Biotechnology
Elimination Tool:

A) Parthenogenesis

B) Apomixis

C) Sexual reproduction

D) Asexual reproduction

53 / 100

Category: Biology Ch 5 Class 11

What type of virus is the smallpox virus?

PMC Sample 1
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) DNA enveloped virus

B) RNA enveloped virus

C) DNA virus

D) RNA naked virus

54 / 100

Category: Biology

Pick the correct option about Drosophila.

NUMS Mock 3
Biology
Variation and Genetics

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

55 / 100

Category: Biology Ch 7 Class 12

Reduction division is:

NUMS 2015
Biology
Cell Cycle
Elimination Tool:

A) Amitosis

B) Mitosis

C) Meiosis I

D) Meiosis II

56 / 100

Category: Biology Ch 5 Class 12

The process of aging:

NUMS 2015
Biology
Growth and Development
Elimination Tool:

A) Can be slowed down by adequate sleep

B) Can be slowed down by regular meals

C) Cannot be slowed down in any way

D) can be slowed by adequate sleep and regular meal

57 / 100

Category: Biology Ch 8 Class 11

Those fungi which can grow only on their living host and cannot be grown on available defined growth culture medium e.g. various mildews and most rust species are called

Parasitic fungi

Obligate parasitic fungi

Facultative parasitic fungi

All of these

58 / 100

Category: Biology

The movement of plants in response to touch stimulus is called:

NUMS Mock 4
Biology
Support and Movement

A) Hydrotropism

B) Chemotropism

C) Geotropism

D) Thigmotropism

59 / 100

Category: Biology Ch 13 Class 11

Thick, waxy & leathery cuticle around leaves is present in which of the following?

PMC Sample 2
Biology
Gaseous Exchange
Elimination Tool:

A) Hydrophytes

C) Halophytes

B) Mesophytes

D) Xerophytes

60 / 100

Category: Biology

Q.27 During which of the following levels of biological organization can natural selection occur?

A. Gene

B. Individual

C. Group

D. All of these

61 / 100

Category: Biology Ch 10 Class 12

According to the theory of natural selection, organisms produce:

UHS 2019
Biology
Evolution
Elimination Tool:

A) Offspring according to the resources available

B) Offspring to create resources

C) To create resources

D) More offspring than supported

62 / 100

Category: Biology Ch 3 Class 12

Which type of sensory structures carry deep pressure and vibration sensations?

Hair end organs

Meissner's Corpuscles.

Pacinian corpuscles.

none of these.

63 / 100

Category: Biology Ch 6 Class 12

Histones have abundance of amino acids

Valine and lysine

Arginine and lysine

Valine and arginine

Histidione and threonine

64 / 100

Category: Biology

A group of biologically active molecules formed from amino acids which interact with the surface of the lipid bilayer of cell membranes are called:

NUMS Mock 3
Biology
Biological Molecules

A) Integral Proteins

B) Peripheral proteins

C) Cell wall

D) Plasmodesmata

65 / 100

Category: Biology

The table shows the characteristics of the blood in one blood vessel in the body.

Which blood vessel contains blood with these characteristics?

NUMS Mock 1
Biology
Transport

A) Aorta

B) Pulmonary artery

C) Pulmonary vein

D) Vena cava

66 / 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

67 / 100

Category: Biology Ch 10 Class 12

Archaebacteria can survive at

150?C

300?C

120?C

200?C

68 / 100

Category: Biology Ch 3 Class 11

The lock and key model of enzyme action was proposed by:

PMC Sample 3
Biology
Enzymes
Elimination Tool:

A) Louis Pasteur

B) Emil Fischer

C) Daniel Koshland

D) Urey Miller

69 / 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

70 / 100

Category: Biology

The inhibitor which closely resembles the substrate in its molecular structure and inhibits the enzyme activity by binding to the active site of the enzyme is called:

NUMS Mock 4
Biology
Enzymes

A) Feedback inhibitor

B) Non-competitive inhibitor

C) Allosteric modulator

D) Competitive inhibitor

71 / 100

Category: Biology Ch 8 Class 11

Which of the following component is found in the cell wall of fungi?

UHS 2012
Biology
Kingdom Fungi
Elimination Tool:

A) Cellulose

B) Chitin

C) Proteins

D) Glycerol

72 / 100

Category: Biology Ch 10 Class 11

Which one of the following is exclusively marine phylum?

NTS 2015 SMBBMC
Biology
Kingdom Animalia
Elimination Tool:

A) Mollusca

B) Echinodermata

C) Annelida

D) Arthropoda

73 / 100

Category: Biology Ch 5 Class 12

In plants growth is of

Four types

Five types

One type

Two types

74 / 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

75 / 100

Category: Biology

Q.67 Interaction between genes occupying different loci is:

A. Dominance

B. Pleiotropy

C. Epistasis

D. Gene linkage

76 / 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

77 / 100

Category: Biology Ch 8 Class 12

Red green colour blindness is a sex linked recessive trait. If a colour blind man marries a woman with normal vision whose father is colourblind and they have a daughter, what is the probability that she will be colourblind?

NTS 2015 SMBBMC
Biology
Variation and Genetics
Elimination Tool:

A) 0

B) 0.25

C) 0.50

D) 0.75

78 / 100

Category: Biology Ch 14 Class 11

Highest blood pressure is found in:

NUMS 2015
Biology
Transport
Elimination Tool:

A) Arteries

B) Veins

D) None of the given options

C) Capillaries

79 / 100

Category: Biology

Amylase is not produced by the following type(s) of salivary gland:

NUMS Mock 1
Biology
Nutrition

A) Parotid

B) Submandibular

C) Sublingual

D) None of the given options are correct

80 / 100

Category: Biology Ch 12 Class 11

Milk drinking babies have an additional enzyme called:

NUMS 2016
Biology
Nutrition
Elimination Tool:

A) Rennin

B) Amylase

C) Lipase

D) None of these options are correct

81 / 100

Category: Biology Ch 5 Class 12

A plant has a growth pattern called

Closed growth

Open growth

In between the two

82 / 100

Category: Biology

Q.5 Which statement is incorrect?

A. In short day plants red light prevents flowering

B. In long day plants for red light promotes flowering

C. Leaf unrolling occurs in grasses

D. Henbane is a short-day plant

83 / 100

Category: Biology Ch 9 Class 12

Which one of the following options is NOT an example of genetic engineering?

NTS 2019
Biology
Biotechnology
Elimination Tool:

A) Insulin-producing bacteria

B) Oil eating bacteria

C) Photosynthetic bacteria

D) Metal extracting bacteria

84 / 100

Category: Biology Ch 13 Class 12

Balance in the nutrient cycle can be upset when

Too much food is consumed

Not enough food is produced

Decayed nutrients are not returned to the ground

All of these

85 / 100

Category: Biology

Q.23 During inspiration, the diaphragm:

A. Contracts

B. Relaxes

C. Contracts and relaxes

D. None of these

86 / 100

Category: Biology Ch 11 Class 12

Which statement is true?

Producers are heterotrophic organisms

Consumers are autotrophic organisms

Fungi and bacteria are decomposers

Consumers release chemical elements as ions

87 / 100

Category: Biology Ch 12 Class 12

Ecosystem of Shogran is

Coniferous alpine

Boreal

temperate deciduous

Grassland

88 / 100

Category: Biology Ch 11 Class 11

Which of the following is a chemical link between catabolism and anabolism?

AMP

ADP

ATP

All of these

89 / 100

Category: Biology Ch 12 Class 12

Which statement about hydrospheric ecosystem is incorrect?

Salt water ocean and sea are the largest ecosystems on earth

Salt water ecosystem covers about 75% earth surface

Fresh water ecosystem covers less than 1% of earth surface

It temperature is more moderate to support life

90 / 100

Category: Biology Ch 12 Class 11

Dietary fiber passes through to several structures after leaving the stomach. In which order does the dietary fiber pass through the structures?

NTS 2015 DUHS and JSMU
Biology
Nutrition
Elimination Tool:

A) Duodenum -> jejunum -> ileum -> rectum -> colon

B) ileum -> duodenum -> colon -> jejunum -> rectum

C) ileum -> duodenum -> jejunum -> rectum -> colon

E) duodenum -> jejunum -> ileum -> colon -> rectum

91 / 100

Category: Biology Ch 12 Class 12

End of earth’ is related to

Tropical rain forest

Temperate deciduous forest

Savanna

Tundra

92 / 100

Category: Biology Ch 4 Class 12

In the male reproductive tract, sperm cells follow a specific path. Which of the following do sperm cells enter after traveling through the epididymis?

PMC Sample 2
Biology
Reproduction
Elimination Tool:

A) Urethra

B) Seminiferous tubules

C) Ejaculatory duct

D) Vas deferens

93 / 100

Category: Biology Ch 1 Class 12

Glomerulus in kidneys is made up of:

NUMS 2019 Reconduct
Biology
Homeostasis
Elimination Tool:

A) Loop of vessels

B) Tubular epithelium

C) Ball of capillaries

D) Cup-shaped swelling

94 / 100

Category: Biology Ch 3 Class 11

What is not true about the induced fit model:

NUMS 2018
Biology
Enzymes
Elimination Tool:

A) Explains mechanism of enzyme action

B) Enzyme is specific in nature

C) Enzyme is a flexible structure

D) Enzyme doesn’t show change during reaction

95 / 100

Category: Biology Ch 9 Class 12

Liposomes are:

PMC 2021 Tested
Biology
Biotechnology
Elimination Tool:

A) All of these

B) Made of at least one lipid bilayer

C) Artificial

D) Used to deliver drugs

96 / 100

Category: Biology Ch 4 Class 12

Which statement is incorrect?

Climacteric is burst of respiratory activity in fruit ripening

It is associated with ethane production C

It helps in fruit set

It helps in fruit ripening

97 / 100

Category: Biology

Q.53 Which of these is the best treatment for osteoarthritis?

A. Bed rest

B. Exercise

C. Cast

D. None of these

98 / 100

Category: Biology

Q.26 The function/s of HCl during digestion is/are:

A. Adjust the pH

B. Softens the food

C. Activate pepsinogen to pepsin

D. All A, B, C

99 / 100

Category: Biology Ch 4 Class 12

Egg-laying mammals are called:

NUMS 2016
Biology
Reproduction
Elimination Tool:

A) Prototheria

B) Protozoa

C) Chordata

D) Monotremes

E) Both A and D

100 / 100

Category: Biology

Q.19 Of the following, which one is not included in protostomes:

A. Arthropods

B. Poriferans

C. Annelids

D. Coelenterates

Your score is

The average score is 61%

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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