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.

PLS Academy

Get Access to 20 thousands+ MCQs Including Topical MCQs, Practice Tests, Mock Tests, Solved Past Papers, Flashcards, Notes, FLPS, and Much More.

UNLOCK PREMIUM🔐

1242

Created by Ali Durrani

MDCAT Practice Tests

Biology Practice Test 4

This is the Free Access to Limited MCQs. Enroll to PLS Boost Premium Bundle to Get More MCQs HERE

1 / 100

Category: Biology Ch 1 Class 12

Capillaries present around the loop of Henle:

NUMS 2018
Biology
Homeostasis
Elimination Tool:

A) Vasa recta

B) Peritubular

C) Lacteals

D) Glomerulus

2 / 100

Category: Biology Ch 7 Class 11

Which of the following is divided by fission?

NTS 2018
Biology
Kingdom Protista
Elimination Tool:

A) Viruses

B) Viroids

C) Bacteria

D) Fungus

3 / 100

Category: Biology Ch 9 Class 11

Which of the following is an ovoviviparous organism?

PMC Sample 3
Biology
Kingdom Plantae
Elimination Tool:

A) reptiles

B) mammals

C) frog

D) Duckbill platypus

4 / 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

5 / 100

Category: Biology Ch 6 Class 11

A bacterium with tuft of flagella at both poles is called

Lophotrichus

Monotrichous

Peritrichous

Amphitrichous

6 / 100

Category: Biology Ch 3 Class 12

Hepatic and Pancreatic secretions are also stimulated by a hormone called:

NUMS 2016
Biology
Coordination and Control
Elimination Tool:

A) Gastrin

B) Secretin

C) Insulin

D) Glucagon

7 / 100

Category: Biology Ch 12 Class 11

Stunted growth of roots is due to the deficiency of _____ in plants

Potassium

Magnesium

Phosphorus

Iron

8 / 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

9 / 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

10 / 100

Category: Biology Ch 7 Class 12

Mitotic apparatus in animals is formed by

Aster and spindle

Polar and kinetochore microtubules

Spindle and RNA

Spindle only

11 / 100

Category: Biology Ch 8 Class 11

The ecological role of fungi as decomposers is paralleled only by

UHS 2010
Biology
Kingdom Fungi
Elimination Tool:

A) Prions

B) Algae

C) Bacteria

D) Viruses

12 / 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

13 / 100

Category: Biology Ch 10 Class 12

Which one is NOT a continuous trait?

NUMS 2019 Reconduct
Biology
Evolution
Elimination Tool:

A) Human height

B) Tongue rolling

C) Wheat grain color

D) Human skin color

14 / 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

15 / 100

Category: Biology Ch 2 Class 11

Which of the following is an unsaturated fatty acid?

PMC 2020
Biology
Biological Molecules
Elimination Tool:

A) Oleic acid

B) Palmitic acid

C) Butyric acid

D) Acetic acid

16 / 100

Category: Biology Ch 12 Class 11

In human gut, chylomicrons are formed by the combination of:

NUMS 2020
Biology
Nutrition
Elimination Tool:

A) Proteins and carbohydrates

B) Fats and proteins

C) Fats and carbohydrates

D) Vitamins and fats

17 / 100

Category: Biology Ch 3 Class 12

Direction of reflex action is from:

NUMS 2019 Reconduct
Biology
Coordination and Control
Elimination Tool:

A) Receptor to sensory neuron to motor neuron and then through associative neurons to effect.

B) Receptor to sensory neuron to associative neuron and then through motor neurons to effector.

C) Effector to sensory neuron to associative neuron and then through motor neurons to Receptor.

D) Effector to sensory neuron to motor neuron and then through associative neurons to Receptor.

18 / 100

Category: Biology Ch 9 Class 12

Gel electrophoresis is a technique:

PMC 2020
Biology
Biotechnology
Elimination Tool:

A) Employed by forensic scientist to assist in the identification of the individuals by their respective type of DNA

B) Collect all the genes found in one complete set of chromosome

C) Is a technique to separate different sizeds fragment of charge bearing polymers (proteins, RNA or DNA)

D) Grows single cell or a group of cells in a glass ware on artificial medium under aseptic conditions

19 / 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

20 / 100

Category: Biology Ch 6 Class 11

In bacterial categories the bacteria smaller in number are

Gram-ive bacteria

Eubacteria

Ancient bacteria

Gram +ive bacteria

21 / 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

22 / 100

Category: Biology Ch 11 Class 11

Which of the following is a copper containing protein in electron transport chain?

PMC 2020
Biology
Bioenergetics
Elimination Tool:

A) Plastoquinone

B) Cytochrome – C

C) Plastocyanin

D) Ferredoxin

23 / 100

Category: Biology

Q.10 Synaptic vesicles discharge which hormone at the neuromuscular junction?

A, acetylcholine

B. adrenaline

C. estradiol

D. testosterone

24 / 100

Category: Biology Ch 7 Class 12

Synaptonemal complex helps in:

NUMS 2014
Biology
Cell Cycle
Elimination Tool:

Bac

A) Gamete formation

B) Recombination during cell division

C) Production of enzymes during cell division

D) Chromosomal movement towards pole

25 / 100

Category: Biology

The secondary and tertiary consumers are also known as:

NUMS Mock 1
Biology
Ecosystem

B) Herbivores

C) Abiotic factors

D) Decomposers

E) Carnivores

26 / 100

Category: Biology Ch 2 Class 11

Which of the following has the ability to develop ester linkage with the OH group of Pentose sugar?

NUMS 2017
Biology
Biological Molecules
Elimination Tool:

A) Purine

B) Pyrimidine

C) H3PO4

D) HNO3

27 / 100

Category: Biology Ch 7 Class 12

During which stage of meiosis do centromeres divide?

NTS 2016 DUHS & JSMU
Biology
Cell Cycle
Elimination Tool:

A) Prophase I

B) Metaphase I

C) Prophase II

D) Metaphase II

28 / 100

Category: Biology Ch 3 Class 12

Neurons are cells adapted for the rapid transmission of electrical impulses. To do this, they have long thin processes called:

PMC 2020
Biology
Coordination and Control
Elimination Tool:

A) Axons

B) Dendrites

D) Schwann cell

C) Myelin sheath

29 / 100

Category: Biology Ch 8 Class 12

What CANNOT be true for a man having B+ve blood group?

NUMS 2019 Reconduct
Biology
Variation and Genetics
Elimination Tool:

A) His mother’s blood group is BB

B) His mother’s blood group is BO

C) His father’s blood group is AO

D) His father’s blood group is AA

30 / 100

Category: Biology Ch 7 Class 12

At the beginning of nuclear division, the number of microtubule triplets in two pairs of centrioles that migrate to opposite poles are:

UHS 2015
Biology
Cell Cycle
Elimination Tool:

A) 9

B) 18

C) 108

D) 36

31 / 100

Category: Biology Ch 10 Class 11

All of the following are coelomates except

Deuterosomes

Proterosomes

Hemichordates

Aschelminthes

32 / 100

Category: Biology Ch 9 Class 11

The zygote formed in liverworts is

Unicellular

Mulicellular

Multinucleate

None of these

33 / 100

Category: Biology Ch 2 Class 11

Which of the following has the ability to develop ester linkage with the OH group of Pentose sugar?

NUMS 2015
Biology
Biological Molecules
Elimination Tool:

A) Purine

B) Pyrimidine

C) H3PO4

D) HNO3

34 / 100

Category: Biology Ch 5 Class 11

Which of the following are composed of proteins only which contain the information that codes for their own replication?

NUMS 2019 Reconduct
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Virus

B) Virion

C) Prions

D) Capsule

35 / 100

Category: Biology

Q.38 The cell organelles involved, in some cases, with extra-cellular digestion

A. Golgi complex

B. Lysosomes

C. Peroxisomes

D. Glyoxysomes

36 / 100

Category: Biology

Q.51 The heavy and light chains of an antibody molecule is held together by:

A. H-bonds

B. Disulphide bridges

C. Ionic interactions

D. Hydrophobic interactions

37 / 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

38 / 100

Category: Biology Ch 11 Class 12

Wood forests form the

Pioneers community

Climax community

Top community

Transient community

39 / 100

Category: Biology

Which of the following enzymes is used to join DNA fragments?

NUMS Mock 4
Biology
Chromosomes and DNA

A) DNA polymerase

B) Ligase

C) Primase

D) Endonuclease

40 / 100

Category: Biology

The Latin words of the name given to a human being, Homo Sapiens, include the:

NUMS Mock 1
Biology
Bio-diversity | Variety of Life

B) Family and order

C) Order and class

D) Genus and class

E) Genus and species

41 / 100

Category: Biology Ch 2 Class 11

Which of the following basic structural level of proteins is indicated by an association of two alpha and two beta chains in the haemoglobin molecule?

NTS 2018
Biology
Biological Molecules
Elimination Tool:

A) Primary structure

C) Tertiary structure

B) Secondary structure

D) Quatenary Structure

42 / 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

43 / 100

Category: Biology Ch 9 Class 12

Vaccination can be done against:

NUMS 2015
Biology
Biotechnology
Elimination Tool:

A) Bacterial diseases only

B) Viral diseases only

C) Both Viral and Bacterial

D) All type of disease-causing organisms

44 / 100

Category: Biology Ch 1 Class 12

Which of the following marine fishes are considered direct descendents of fresh water ancestors?

Hagfish

Jelly Fish

Star Fish

Bony fishes

45 / 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

46 / 100

Category: Biology Ch 10 Class 12

The ultimate source of all changes is:

NUMS 2015
Biology
Evolution
Elimination Tool:

A) Mutation

B) Migration

C) Genetic drift

D) Change in allele frequency

47 / 100

Category: Biology Ch 2 Class 12

Muscle fiber has many _____ and in turns these have many ______.

NUMS 2019 Reconduct
Biology
Support and Movement
Elimination Tool:

A) Myofibrils; sarcomeres

B) Myofibrils; thin filaments

C) Myosin; thin filaments

D) Myosin; sarcomeres

48 / 100

Category: Biology Ch 7 Class 12

Which is a feature of malignant tumor?

Localized

Little deleterious effect

Few mitosis

Metastasize

49 / 100

Category: Biology Ch 4 Class 12

Gametes in animals are produced by

Mitosis

RedMeiosis

BlueFission

Apomixis

50 / 100

Category: Biology Ch 10 Class 11

Which one of the following is a fish?

NTS 2012
Biology
Kingdom Animalia
Elimination Tool:

A) Flying fish

B) Salmon

C) Sea horse

D) All of the above

51 / 100

Category: Biology Ch 7 Class 11

Sleeping sickness in humans is caused by:

UHS 2013
Biology
Kingdom Protista
Elimination Tool:

A) Trypanosoma

B) Plasmodium

C) Anopheles

D) Andes

52 / 100

Category: Biology Ch 9 Class 12

Organisms that have had a foreign gene inserted into them are

Transformed organisms

Transgenic organisms

Transfigured organisms

Recombinant organisms

53 / 100

Category: Biology Ch 8 Class 11

Asexual spores of fungi are called:

NUMS 2020
Biology
Kingdom Fungi
Elimination Tool:

A) Conidiospores

B) Zygospores

C) Ascospores

D) Basidiospores

54 / 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

55 / 100

Category: Biology Ch 10 Class 11

Filter feeders extract food particles from:

NUMS 2014
Biology
Kingdom Animalia
Elimination Tool:

A) Water

B) Soil

C) Air

D) Blood

56 / 100

Category: Biology Ch 3 Class 11

An enzyme increases the speed of a reaction:

NTS 2012
Biology
Enzymes
Elimination Tool:

A) by adding activation energy requirements

B) by lowering the activation energy requirements

C) by decreasing the concentration of products

D) by increasing the concentration of products

57 / 100

Category: Biology

Mutations can occur in:

NUMS Mock 4
Biology
Chromosomes and DNA

A) DNA

B) Protein

C) RNA

D) A and C

58 / 100

Category: Biology

Lymph nodes are not present:

NUMS Mock 1
Biology
Coordination and Control

A) Neck region

B) Axilla

C) Groin

D) Spleen

59 / 100

Category: Biology Ch 6 Class 11

Tuberculosis is caused by?

NTS 2015 SMBBMC
Biology
Kingdom Prokaryote
Elimination Tool:

A) Bacterium

B) Allergy

C) Nicotine

D) Virus

60 / 100

Category: Biology Ch 10 Class 11

The system well – developed in the acoelomate is

Excretory system

Nervous system

Both of these

Transport system

61 / 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

62 / 100

Category: Biology Ch 5 Class 12

Meristems are of

. Two types

Three types

Four types

Five types

63 / 100

Category: Biology Ch 6 Class 11

Rod-shaped bacteria are known as _______

UHS 2018
Biology
Kingdom Prokaryote
Elimination Tool:

A) Spirilla

B) Bacilli

C) Spirochete

D) Cocci

64 / 100

Category: Biology Ch 9 Class 11

Prosopis glandulosa is the botanical name of _______.

NTS 2016 SMBBMC
Biology
Kingdom Plantae
Elimination Tool:

A) Chhui mui

B) Kikar

C) Bauble

D) Devi

65 / 100

Category: Biology Ch 7 Class 12

Synthesis of microtubules increases in:

UHS 2018
Biology
Cell Cycle
Elimination Tool:

A) M phase

B) S phase

C) G1 phase

D) G2 phase

66 / 100

Category: Biology Ch 3 Class 11

Extreme change in pH results in:

Change in ionization of amino acids at the active site of the enzyme.

Change in the ionization of the substrate.

Denaturation of the enzyme

IncreaseIncrease in the reaction rate. in the reaction rate.

67 / 100

Category: Biology Ch 7 Class 11

Which of the protozoa has a striking resemblance to collar cells in sponges?

Zooflagellates

Choanflagellates

Trypanosomoa

Trichonymphas

68 / 100

Category: Biology Ch 10 Class 12

Key point to Lamarck’s view about organic evolution is that every offspring

NUMS 2014
Biology
Evolution
Elimination Tool:

A) is similar to its parents

B) inherits characters acquired by the parental generation

C) shows struggle for existence

D) repeats phylogeny in its ontogeny

69 / 100

Category: Biology Ch 10 Class 12

Important point/s of Lamarck’s theory

Use and disuse of organs

Inheritance of acquired characters

Natural selection

Both a and b

70 / 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

71 / 100

Category: Biology Ch 12 Class 11

Which of the following have both internal and external digestion?

NUMS 2016
Biology
Nutrition
Elimination Tool:

A) Hydra

B) Jelly fish

C) Cockroach

D) All of these

72 / 100

Category: Biology Ch 7 Class 12

If a person has 44 autosomes + XXY, he will suffer from

UHS 2012
Biology
Cell Cycle
Elimination Tool:

A) Klinefelter’s syndrome

B) Down’s syndrome

C) Turner’s syndrome

D) Edward’s syndrome

73 / 100

Category: Biology Ch 1 Class 12

Purine and pyrimidine catabolism results in production of

Creatinine

Trimethyamine oxide

Xanthine

None of these

74 / 100

Category: Biology Ch 5 Class 12

Fetus is human embryo from the beginning of which of the following?

PMC Sample 2
Biology
Growth and Development
Elimination Tool:

A) 2nd month

B) 3rd month

D) 5th month

C) 4th month

75 / 100

Category: Biology Ch 5 Class 11

Second major form of hepatitis is:

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

A) Hepatitis A

B) Hepatitis B

C) Hepatitis C

D) Hepatitis D

76 / 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

77 / 100

Category: Biology Ch 11 Class 11

FADH2 is produced during which step of Krebs cycle?

NUMS 2015
Biology
Bioenergetics
Elimination Tool:

A) When Isocitrate is converted into alpha – ketoglutarate

B) When alpha – Ketogluterate is converted into Succinate

C) When Succinate is converted into Fumarate

D) When Fumarate is converted into Maltose

78 / 100

Category: Biology Ch 1 Class 12

Which organ is called the body thermostat?

NUMS 2020
Biology
Homeostasis
Elimination Tool:

A) Pituitary gland

B) Kidneys

C) Hypothalamus

D) Adrenal gland

79 / 100

Category: Biology Ch 7 Class 11

Which of the following statement about eiliates in incorrect?

Contain mainly unicellular organisms.

Their contractile vacoule is respobsible for water regulation.

They are even capable of sexual reproduction.

Diploid nucleus being smaller is responsible for cells metabolism and growth while polyploidy nucleus functions in sexual process.

80 / 100

Category: Biology Ch 3 Class 11

The following statements are about enzymes:

1. They are globular proteins

2. They can be inhibited by competitive inhibitors

3. They are formed in the smooth endoplasmic reticulum

4. There are only found attached to Plasma membranes in the cell

Which statements are correct for all enzymes?

NTS 2015 DUHS and JSMU
Biology
Enzymes
Elimination Tool:

A) 1 and 4

B) 2 and 4

C) 1 and 2

D) 1,2,3 and 4

81 / 100

Category: Biology

Q.41 The period during which a girl sexually matures is called

A. Menstrual cycle

B. Puberty

C. Childhood

D. Teens

82 / 100

Category: Biology Ch 12 Class 12

Eutrophication is

Process of decreasing nutrients by human activities

Adequate nutrition accelerated by human activities

Changing the trophic levels of an ecosystem by human activities

Addition of more predators in an ecosystem

83 / 100

Category: Biology

This theory says that “mitochondria and chloroplasts are, in effect, ancient bacteria which now live inside the larger cells”:

NUMS Mock 2
Biology
Evolution

A) Darwin’s theory of evolution

B) Lamarckism

C) Neo – darwinism

D) Endosymbiont theory

84 / 100

Category: Biology Ch 2 Class 12

The process of cartilage formation is known as:

NUMS 2014
Biology
Support and Movement
Elimination Tool:

A) Chondrioblasts

B) Chondriocutosis

C) Chondrogenesis

D) None of these

85 / 100

Category: Biology Ch 5 Class 11

Syphilis is caused by:

NUMS 2018
Biology
Bio-diversity | Variety of Life
Elimination Tool:

A) Coccus

B) Bacillus

C) Spirillum

D) Spirochete

86 / 100

Category: Biology Ch 2 Class 11

Which one are most complex sugar:

Monosaccharides

Oligosaccharides

Polysaccharides

None of these

87 / 100

Category: Biology

Pathway of energy used by muscles converted from food is:

NUMS Mock 3
Biology
Bioenergetics
Support and Movement

A) Food-ATP-creatine phosphate- protein

B) Food-glycogen- ATP-creatine phosphate

C) Food-glycogen-creatine phosphate- ATP

D) Food-protein-creatine phosphate- ATP

88 / 100

Category: Biology Ch 11 Class 11

The end product of Glycolysis is:

NTS 2011
Biology
Bioenergetics
Elimination Tool:

A) Glucose-6-phosphate

B) Fructose-6-phosphate

C) Pyruvate

D) 3-Phosphoglycerate

89 / 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

90 / 100

Category: Biology Ch 11 Class 11

Which of the following pigment is Blue- green in colour:

Chlorophyll a

. Chlorophyll b

Chlorophyll c

Chlorophyll d.

91 / 100

Category: Biology Ch 7 Class 11

Which type of chlorophyll is found in all types of algae?

NUMS 2015
Biology
Kingdom Protista
Elimination Tool:

A) Chlorophyll a

B) Chlorophyll b

C) Chlorophyll c

D) Chlorophyll d

92 / 100

Category: Biology

Which of the following transport mechanism induces conformational change in protein?

A. Simple diffusion

B. Facilitated diffusion

C. Active transport

D. Endocytosis

93 / 100

Category: Biology

Q.14 A man is suffering from fever. What will be the effect on his enzyme activity of the body?

A. Slightly decreased

B. Enzyme inactivation

C. Enzyme denaturation

D. No effect on enzyme activity

94 / 100

Category: Biology

As an excretory organ, liver:

NUMS Mock 3
Biology
Homeostasis

A) Detoxifies many chemical poisons

B) Produces ammonia for excretion by the kidneys

C) Produces urea and uric acids from the nitrogen of amino acids

D) All of the above

95 / 100

Category: Biology Ch 8 Class 12

Which traits are most likely to affect men than women?

PMC 2020
Biology
Variation and Genetics
Elimination Tool:

A) X linked recessive

B) X linked dominant

C) Autosomal dominant

D) Autosomal recessive

96 / 100

Category: Biology Ch 10 Class 11

Which of the following is a freshwater sponge?

NUMS 2016
Biology
Kingdom Animalia
Elimination Tool:

A) Sycon

B) Leucosolenia

C) Euplectella

D) Spongilla

97 / 100

Category: Biology Ch 10 Class 11

Bipinnaria is the larval form of:

NUMS 2014
Biology
Kingdom Animalia
Elimination Tool:

A) Coelenterate

B) Potychaeta

C) Echinodermata

D) Cestoda

98 / 100

Category: Biology Ch 13 Class 11

Xerophytes have small thick leaves to;

UHS 2019
Biology
Gaseous Exchange
Elimination Tool:

A) Help them float on water

B) Limit water loss, by increasing the surface area

C) Help them survive in salty environment

D) Limit water loss, by reducing the surface area

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 Ch 2 Class 12

The multinucleated mass of the bone-breaking cells is called:

NUMS 2020
Biology
Support and Movement
Elimination Tool:

A) Osteoclasts

B) Osteoblasts

C) Osteogenesis

D) Osteocytes

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.

Free Resources for Best Entry Test Preparation

Students can access free Biology Practice Test 4 to systematically improve knowledge, recall, and problem-solving abilities. This test is suitable for FSC Board Exams as well as major entry tests, helping students perform better in the biology section. PLS Academy provides these resources to support students in their preparation.

JazakAllah