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

At what point are two populations descending from the same ancestral stock considered separate species?

NUMS Mock 4
Biology
Evolution

A) When they can no longer produce viable, fertile offspring

B) When they look significantly different from each other

C) When they can interbreed successfully and produce offspring

D) When their habitats are separated by a significantly large distance so that they cannot meet

2 / 100

Category: Biology Ch 7 Class 12

Feature of cancer cells in common?

High nucleus to cytoplasmic ratio

Prominent nucleoli

Many mitosis

All of these

3 / 100

Category: Biology Ch 4 Class 11

Which of the statement about cell membrane is not true?

It contains protein molecules embedded in lipid bilayer

It is a differentially permeable membrane.

It contains charged pores thus ions being charged particles cross cell membrance much easier than neutral particles.

It may get infolded to engulf solid or liquid material.

4 / 100

Category: Biology Ch 6 Class 11

If lipopolysaccharides did not appear in the wall of bacteria on staining then it will be known as ________.

UHS 2018
Biology
Kingdom Prokaryote
Elimination Tool:

A) Gram negative

B) Gram positive

C) Capsule

D) Both Gram positive & negative

5 / 100

Category: Biology Ch 9 Class 11

Plants of this group are called ferns:

NUMS 2017
Biology
Kingdom Plantae
Elimination Tool:

A) Filicinae

B) Angiospermae

C) Gymnospermae

D) All of them

6 / 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

7 / 100

Category: Biology

In cross-section each Centriole consist of nine (each in triplets) of:

NUMS Mock 2
Biology
Cell Structure and Function

A) Microfilaments

B) Microvilli

C) Microtubules

D) Intermediate filaments

8 / 100

Category: Biology

Q.32 Which one of the following is not a feature of the nervous system of Planaria?

A. Neurons are differentiated into sensory, motor and associative neurons.

B. Nerves are present.

C. No specialized sensory organs are present

D. All of the above.

9 / 100

Category: Biology

Q.9 The linkage formed when one molecule of glucose combines with one molecule of fructose is:

A. 1, 2-glycosidic linkage

B. 1, 6-glycosidic linkage

C. 1, 4-glycosidic linkage

D. 1,3-glycosidic linkage

10 / 100

Category: Biology

Q.20 Cytochromes are electron transport intermediates containing?

A. myoglobin

B. heam

C. globulin

D. fibrin

11 / 100

Category: Biology Ch 11 Class 11

1 NADH in respiratory chain produces:

NUMS 2015
Biology
Bioenergetics
Elimination Tool:

A) 1 ATP

B) 2 ATP

C) 3 ATP

D) 4 ATP

12 / 100

Category: Biology Ch 2 Class 12

Muscles that are attached to bones and have voluntary movements are termed as ______ muscles.

NUMS 2019 Reconduct
Biology
Support and Movement
Elimination Tool:

A) Cardiac

B) Smooth

C) Skeletal

D) Hard

13 / 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

14 / 100

Category: Biology Ch 14 Class 11

The only vein in human carrying oxygenated blood is:

PMC 2020
Biology
Transport
Elimination Tool:

A) Femoral

B) Pulmonary

C) Real

D) Iliac

15 / 100

Category: Biology Ch 2 Class 11

In an isotonic solution there would be:

NTS 2016 SMBBMC
Biology
Biological Molecules
Elimination Tool:

A) No net movement of water

B) Net movement of water into the cell

C) Net movement of water out of the cell

D) Bursting of the cell

16 / 100

Category: Biology Ch 9 Class 11

Antherozoids the male gamete in bryophytes are attracted towards Archegonium i.e. female sex organ by

Phototactic phenomenon

Chemotactic phenomenon

. Geotropic phenomenon

Chemotropic movement

17 / 100

Category: Biology

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

NUMS Mock 1
Biology
Evolution

A) Protists

B) Algae

C) Bacteria

D) Protozoans

18 / 100

Category: Biology Ch 13 Class 11

Hemoglobin can absorb maximum oxygen at sea level, which is _____ ml/100 ml of blood.

NUMS 2019 Cancelled
Biology
Gaseous Exchange
Elimination Tool:

A) 15

B) 19

C) 19.6

D) 20

19 / 100

Category: Biology Ch 4 Class 11

Factory of ribosomal systhesis is

Cytoplasm

Nucleus

Nucleolus

Endoplasmic reticulum

20 / 100

Category: Biology Ch 7 Class 12

How does the second meiotic division differ from mitosis? In the second meiotic division:

NTS 2015 SMBBMC
Biology
Cell Cycle
Elimination Tool:

A) Chiasmata Formed between the chromatids of a bivalent

B) Each chromosome replicates to form two chromatids during metaphase

C) The separating chromatids of a pair differ genetically

D) None of the above

21 / 100

Category: Biology Ch 11 Class 11

The point at which there is no net exchange of gases between leaves and atmosphere is known as

Neutral point

Compensation point

Parallel point

Competitive point

22 / 100

Category: Biology Ch 6 Class 11

Germ theory of disease has ______ postulates

23 / 100

Category: Biology

Germ layers are formed in which stage of development?

NUMS Mock 2
Biology
Growth and Development

A) Morulation

B) Blastulation

C) Gastrulation

D) Organogenesis

24 / 100

Category: Biology Ch 11 Class 11

NADH produces how many ATP?

NUMS 2016
Biology
Bioenergetics
Elimination Tool:

A) 2 ATP

B) 3 ATP

C) 4 ATP

D) 6 ATP

25 / 100

Category: Biology Ch 8 Class 11

Parasitic fungi absorbs nutrients directly from the living host with the help of special hyphae tips called _______.

NTS 2012
Biology
Kingdom Fungi
Elimination Tool:

A) Roots

B) Root hair

C) Rhizoids

D) Haustoria

26 / 100

Category: Biology Ch 8 Class 12

In the pea plants, the factors round and yellow seeds (RRYY) is dominant over wrinkled and green seeds (rryy). Keeping this in mind, identify the seed that has the genotype round and green.

NTS 2011
Biology
Variation and Genetics
Elimination Tool:

A) Rryy

B) rrYy

C) RrYy

D) RRYy

27 / 100

Category: Biology Ch 3 Class 12

The prolactin hormone, responsible for the activation of mammary glands to start producing milk, is a hormone of the:

NTS 2010
Biology
Coordination and Control
Elimination Tool:

A) Pituitary gland

B) Pancreas

C) Thyroid gland

D) Thymus gland

28 / 100

Category: Biology

Q4 A condition with abnormal amount of fats is called:

A. anorexia

B. botulism

C. piles

D. obesity

29 / 100

Category: Biology Ch 4 Class 11

Protein layers which are NOT continuous on the surface make ________ percent of total in plasma membrane.

NUMS 2019 Cancelled
Biology
Cell Structure and Function
Elimination Tool:

A) 50 – 60

B) 60 – 70

C) 60 – 80

D) 70 – 80

30 / 100

Category: Biology Ch 5 Class 12

In cystic fibrosis, liposomes-microscopic vesicles are sued which are coated with:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Healthy Gene

B) Chromosome

D) Carbohydrate

C) Protein

31 / 100

Category: Biology

Phenylketonuria is

NUMS Mock 2
Biology
Chromosomes and DNA

A) Sex linked dominant trait

B) Sex linked recessive trait

C) Autosomal dominant trait

D) Autosomal recessive trait

32 / 100

Category: Biology Ch 7 Class 12

Which of the following cells does not enter G0 phase?

NUMS 2020
Biology
Cell Cycle
Elimination Tool:

A) Nerve cells

B) Cells of cornea

C) Cells of lens

D) None of these

33 / 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.

34 / 100

Category: Biology

Q.16 Retroviruses have a special enzyme ‘reverse transcriptase’ which can convert ____________into ___________.

A. DNA to DNA

B. RNA to DNA

C. DNA to RNA

D. RNA to RNA

35 / 100

Category: Biology

Q.65 How are flat worms not similar to round worms?

A. They are both acoelomates

B. They are both triploblastic.

C. They both show bilateral symmetry.

D. They are both worms.

36 / 100

Category: Biology Ch 8 Class 12

A trait whose alleles are present in both males and females but prominent more in one sex than other is a:

NUMS 2016
Biology
Variation and Genetics
Elimination Tool:

A) Sex-linked trait

B) Sex limited trait

C) Sex influenced trait

D) X-linked trait

37 / 100

Category: Biology Ch 6 Class 12

Chromosome is made of

2 chromatids +1 centromere +secondary constriction

1 chromated + 1 centromere + primary constriction

2 chromatids + 1 centromere + primary constriction

2 chromatids + 2 centromere + secondary constriction

38 / 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

39 / 100

Category: Biology

Q.61 Herbivores always occupy :

A. T1

B. T3

C. T2

D. T4

40 / 100

Category: Biology Ch 3 Class 12

The phytohormones controlling the plant movements are?

NTS 2015 SMBBMC
Biology
Coordination and Control
Elimination Tool:

A) Auxins

B) Gibberellins

C) Abscisic acid

D) Cytokinins

E) All of the above

41 / 100

Category: Biology Ch 11 Class 11

Aerobic respiration results in how much ATP?

NUMS 2016
Biology
Bioenergetics
Elimination Tool:

A) 2

B) 36

C) 18

D) 32

42 / 100

Category: Biology Ch 6 Class 12

Rate of DNA replication by DNA polymerase is

2000 nucleotides / sec

1000 nucleotides / sec

150 nucleotides / sec

1050 nucleotides / sec

43 / 100

Category: Biology Ch 6 Class 12

The number of base pairs in a complete helical turn is/are:

NUMS 2020
Biology
Chromosomes and DNA
Elimination Tool:

A) 1

B) 5

C) 10

D) 15

44 / 100

Category: Biology

Q.62 The animals that have features of both mammals and reptiles are?

A. Duckbill platypus

B. Spiny anteater

C. Wolves

D. Both A and B

45 / 100

Category: Biology Ch 9 Class 12

Transgenic plants are produced when foreign genes are introduced into

Mature plant embryo

Immature plant embryo

Roots

Leaves

46 / 100

Category: Biology

What are the functions of the inter, motor and sensory neurons in a reflex response?

NUMS Mock 4
Biology
Coordination and Control

A) Option A

B) Option B

C) Option C

D) Option D

47 / 100

Category: Biology Ch 4 Class 12

What is critical in photoperiodism?

Length of light period

Length of dark period

Both a and b

None of these

48 / 100

Category: Biology Ch 4 Class 12

Referring to sexual reproduction, humans are:

NTS 2018
Biology
Reproduction
Elimination Tool:

A) Hermaphrodites

B) Vivaparous

C) Oviparous

D) Self-fertilized

49 / 100

Category: Biology

An Rh negative woman is married to an Rh positive man whose father was also Rh negative. What are the chances that their child will be affected?

NUMS Mock 4
Biology
Variation and Genetics

A) 25%

B) 50%

C) 75%

D) 100%

50 / 100

Category: Biology

Which component enters into mitochondria after glycolysis?

NUMS Mock 1
Biology
Bioenergetics

A) Pyruvate

B) Acetate

C) Oxaloacetate

D) Acetyl – CoA

51 / 100

Category: Biology Ch 4 Class 11

Which of the following cells does not have nucleus?

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

A) Muscle cell

B) Nerve cell

C) White Blood cell

D) Red Blood cell

52 / 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

53 / 100

Category: Biology

Q.8 How many carbon atoms contribute to form glucopyranose?

54 / 100

Category: Biology Ch 3 Class 12

Which of the following is not the function of the cerebrum?

NUMS 2016
Biology
Coordination and Control
Elimination Tool:

A) Voluntary digestion

B) Thinking

C) Intelligence

D) Skeletal muscles

55 / 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

56 / 100

Category: Biology Ch 6 Class 12

Phenotype is:

PMC 2020
Biology
Chromosomes and DNA
Elimination Tool:

A) The genetic component i.e. the genes in an individual for a particular trait

B) Partner of gene pair

C) The form of appearance of a trait

D) The position of a gene on the chromosome

57 / 100

Category: Biology

HIV is a:

NUMS Mock 3
Biology
Bio-diversity | Variety of Life

A) Virus

B) Prions

C) Viroid

D) Venom

58 / 100

Category: Biology

Q.52 The patellar reflex and the Achilles reflex are examples of:

A. Monosynaptic reflex

B. Polysynaptic reflex

C. Hemi Synaptic reflex

D. Both A and B

59 / 100

Category: Biology Ch 3 Class 11

Lock and Key model was proposed by

Emil Fischer

Koshland

Robin Williams

Rudolph Virchow

60 / 100

Category: Biology Ch 12 Class 12

Which statement about profundal zone is correct?

Plants are unable to anchor but enough light penetrates to support photosynthesis

Phytoplanktons in this region are cyanobacteria

Decomposers and detritus feeders inhabit it

Water lilies are abundant

61 / 100

Category: Biology Ch 8 Class 12

The gene which controls ABO group has how many alleles in an individual

One

Two

Three

Four

62 / 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.

63 / 100

Category: Biology Ch 3 Class 11

The optimum pH of catalase is:

NUMS 2018
Biology
Enzymes
Elimination Tool:

A) Slightly alkaline

B) Highly acidic

C) Highly alkaline

D) Slightly acidic

64 / 100

Category: Biology Ch 5 Class 11

Solanum tuberosum is a scientific name of:

Onion

Amaltas

Potato

Tomato

65 / 100

Category: Biology Ch 3 Class 11

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:

NTS 2013
Biology
Enzymes
Elimination Tool:

A) Feedback inhibitor

B) Non-competitive inhibitor

C) Allosteric modulator

D) Competitive inhibitor

66 / 100

Category: Biology

Q.35 Ribose is a monosaccharide constituent of man

A. Enzymes

B. Coenzymes

C. Vitamin

D. Antibiotics

67 / 100

Category: Biology Ch 14 Class 11

In the human body, blood circulating from the gut to the heart passes through the:

NTS 2013
Biology
Transport
Elimination Tool:

A) aorta

B) kidneys

D) lungs

C) llver

68 / 100

Category: Biology Ch 4 Class 11

_______ organelles are involved in the synthesis of the plant cell wall.

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

A) Endoplasmic reticulum

B) Golgi complex

C) Lysosomes

D) Peroxisomes

69 / 100

Category: Biology Ch 8 Class 11

Fungi store surplus food in the form of

UHS 2010
Biology
Kingdom Fungi
Elimination Tool:

A) Cellulose

B) Glycogen

C) Starch

D) Both B and C

70 / 100

Category: Biology Ch 8 Class 12

Erythroblastosis foetalis occurs when:

NTS 2011
Biology
Variation and Genetics
Elimination Tool:

D) Both mother and baby are Rh-positive

A) Mother is Rh-positive and baby is Rh-negative

B) Mother is Rh-negative and the baby is Rh-positive

C) Both mother and baby are Rh-negative

D) Both mother and baby are Rh-positive

71 / 100

Category: Biology

Q.38 Testosterone is produce by which of the following?

A. Sertoli cells

B. Germinal epithelial cells

C. Interstitial cells

D. Nurse cells

72 / 100

Category: Biology Ch 3 Class 11

When inhibitor binds to enzyme other than active site and alters its structure, then it is called:

NUMS 2020
Biology
Enzymes
Elimination Tool:

A) Competitive inhibitor

B) Non-competitive inhibitor

C) Reversible inhibitor

D) Irreversible inhibitor

73 / 100

Category: Biology Ch 2 Class 12

Type of sclerenchyma cells found in seed coats are:

NUMS 2015
Biology
Support and Movement
Elimination Tool:

A) Fibers

B) Tracheids

C) Sclereids

D) Vessels

74 / 100

Category: Biology Ch 6 Class 12

Phenylketonuria is

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

A) Sex linked dominant trait

B) Sex linked recessive trait

C) Autosomal dominant trait

D) Autosomal recessive trait

75 / 100

Category: Biology Ch 3 Class 11

The effect of competitive inhibitor on enzyme activity is such that it affects which of the following?

PMC Sample 2
Biology
Enzymes
Elimination Tool:

A) Increases enzyme activity

B) Doesn't change enzyme activity

C) Decreases enzyme activity

D) None of these options is correct

76 / 100

Category: Biology Ch 10 Class 11

Which organism has wings with claws?

NUMS 2015
Biology
Kingdom Animalia
Elimination Tool:

A) Eagle

B) Kestrel

C) Archaeopteryx

D) Mallard

77 / 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

78 / 100

Category: Biology

The excretion of hypertonic urine in humans is associated best with the:

NUMS Mock 1
Biology
Homeostasis

A) Glomerular capsule

B) Proximal convoluted tubule

C) Loop of Henle

D) Distal convoluted tubule

79 / 100

Category: Biology Ch 5 Class 12

Thyroxine deficiency in adults’ results in a condition called:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Cretinism

B) Hypothyroidism

C) Thyrotoximia

D) Myxoedema

80 / 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

81 / 100

Category: Biology

Q40 How is pyruvate produced in anaerobic conditions?

A. Alcoholic fermentation

B. Lactic acid fermentation

C. Respiration

D. Both A and B

82 / 100

Category: Biology Ch 6 Class 11

A Dutch scientist firstly observed very small creatures in

PMC Practice 6
Biology
Kingdom Prokaryote
Elimination Tool:

A) Vinegar

B) Saliva

C) Rain water

D) All of Above

83 / 100

Category: Biology Ch 11 Class 11

NAD is an example of ______:

NUMS 2020
Biology
Bioenergetics
Elimination Tool:

A) Mononucleotide

B) Dinucleotide

C) Tri nucleotide

D) Tetra nucleotide

84 / 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

85 / 100

Category: Biology Ch 5 Class 12

The best function of coelom is described as:

PMC Practice 2
Biology
Growth and Development
Elimination Tool:

A) To increase the size of the animals

B) To help in the functioning of the reproductive system

C) To provide space for the development of organs and systems

D) All of these options are correct

86 / 100

Category: Biology

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

NUMS Mock 4
Biology
Enzymes

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

87 / 100

Category: Biology Ch 7 Class 12

Which statement is incorrect?

In human, cell cycle is about 24 hrs

Mitosis takes 30 min

G2 5.5 hrs

Yeast cell only 90 min

88 / 100

Category: Biology Ch 9 Class 11

Antheridia and archegonia are born on _____ in bryophytes

Sporophyte

Gametophyte

Both of these

None of these

89 / 100

Category: Biology Ch 7 Class 12

Which is a feature of malignant tumor?

Localized

Little deleterious effect

Few mitosis

Metastasize

90 / 100

Category: Biology Ch 10 Class 12

At what point are two populations descending from the same ancestral stock considered separate species?

NTS 2014
Biology
Evolution
Elimination Tool:

A) When they can no longer produce viable, fertile offspring

B) When they look significantly different from each other

C) When they can interbreed successfully and produce offspring

D) When their habitats are separated by a significantly large distance so that they cannot meet

91 / 100

Category: Biology Ch 13 Class 12

Hydroelectricity is generated by using ______ of falling water.

Potential energy

Gravitational energy

Kinetic energy

. All of these

92 / 100

Category: Biology Ch 5 Class 11

Eukaryotic, multicellular, and consumers belong to ______ kingdom.

NUMS 2017
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Monera

B) Protista

C) Fungi

D) Animalia

93 / 100

Category: Biology Ch 2 Class 11

Which of the following carbohydrate is tasteless?

Monosaccharide

Oligosaccharide

Polysaccharide

None of these

94 / 100

Category: Biology Ch 3 Class 12

_________ is sometimes given by injection as an emergency treatment in cardiac arrest:

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

A) Acetylcholine

B) Dopamine

C) Serotonin

D) Epinephrine

95 / 100

Category: Biology

The branch of science dealing with the fossil record is called:

NUMS Mock 2
Biology
Biology and its Major Fields of Specialization

A) Genetics

B) Taxonomy

C) Archeology

D) Palentology

96 / 100

Category: Biology Ch 5 Class 11

Closely related species are grouped together into ______ .

NTS 2012
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) families

B) orders

C) phyla

E) genus

97 / 100

Category: Biology Ch 10 Class 12

In the Hardy – Weinberg principle, p2 + 2pq + q2 = 1 . q2 represents the frequency of the:

NTS 2010
Biology
Evolution
Elimination Tool:

A) Homozygous dominant

B) Heterozygous dominant

C) Heterozygous recessive

D) Homozygous recessive

98 / 100

Category: Biology Ch 2 Class 11

According to the fluid mosaic model of cell membrane, which zone is embedded inside?

PMC 2020
Biology
Biological Molecules
Elimination Tool:

A) Hydrophobic

B) Hydrophilic

C) Globular

D) Filamentous

99 / 100

Category: Biology

Which of the following animals can survive without drinking water?

NUMS Mock 4
Biology
Nutrition

A) Kangaroo rat

B) Pig

C) Kangaroo

D) Camel

100 / 100

Category: Biology

Q.67 The animals which belong to division Radiata is/are?

A. Triploblastic

B. Diploblastic

C. Radio blast

D. All of these

Your score is

The average score is 61%

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