Biology Practice Test 4




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 Ch 6 Class 12

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

2 / 100

Category: Biology Ch 8 Class 12

Which of the following X – linked recessive trait that is more common in human males than in human females?

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

3 / 100

Category: Biology Ch 1 Class 12

Urine leaves the kidney through a duct called:

NUMS 2020
Biology
Homeostasis
Elimination Tool:

4 / 100

Category: Biology Ch 11 Class 11

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

5 / 100

Category: Biology Ch 9 Class 11

In bryophytes fertilization takes place in

6 / 100

Category: Biology Ch 10 Class 12

There existed two varieties of female freshwater Mollusks in which some were streamlined and some had a high bulge. Over the generations, male freshwater Mollusks learned that high bulge favors more production of offspring. So they started preferring to mate with females having high bulge as compared to streamlined. Will this affect Hardy Weinberg Equilibrium in the population?

NTS 2019
Biology
Evolution
Elimination Tool:

7 / 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:

8 / 100

Category: Biology Ch 3 Class 12

The 1st human hormone produced by recombinant DNA technology was:

NUMS 2016
Biology
Coordination and Control
Elimination Tool:

9 / 100

Category: Biology Ch 6 Class 11

A bacterium with tuft of flagella at both poles is called

10 / 100

Category: Biology

Q.53____________________are among smallest known virus

11 / 100

Category: Biology

Enzymes work by lowering the ______ of the reactions they catalyse:

NUMS Mock 4
Biology
Enzymes

12 / 100

Category: Biology

Q.64 Which of the following conditions is not required to be true for a population in Hardy-Veinberg equilibrium?

13 / 100

Category: Biology Ch 1 Class 12

Thick, waxy & leathery cuticle around leaves is present in

14 / 100

Category: Biology Ch 8 Class 12

The total number of genes present in a particular population, at a particular time is called:

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

15 / 100

Category: Biology Ch 13 Class 12

Which of the following statements is true about Savannah?

NTS 2015 DUHS and JSMU
Biology
Man and His Environment
Elimination Tool:

16 / 100

Category: Biology

Q.33  Food in plants is transported in the form of:

17 / 100

Category: Biology Ch 1 Class 12

Humans maintain their body temperature within a narrow limit due to their _____ characteristics.

NUMS 2019 Cancelled
Biology
Homeostasis
Elimination Tool:

18 / 100

Category: Biology Ch 10 Class 11

In mosquitoes, the plasmodium is found in?

NTS 2015 SMBBMC
Biology
Kingdom Animalia
Elimination Tool:

19 / 100

Category: Biology Ch 5 Class 11

Which of the following is NOT a viral disease?

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

20 / 100

Category: Biology Ch 14 Class 11

The main cause of creation of tension between water molecules is ______ which helps to make water chains pulled up xylem sap.

NUMS 2019 Reconduct
Biology
Transport
Elimination Tool:

21 / 100

Category: Biology Ch 10 Class 11

Aschelminthes is also known as

22 / 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:

23 / 100

Category: Biology Ch 12 Class 11

_____ is activated to ______ by enterokinase / enteropeptidase enzyme secreted the lining of duodenum:

NUMS 2019 Cancelled
Biology
Nutrition
Elimination Tool:

24 / 100

Category: Biology

Icosahedral viruses have how many faces?

NUMS Mock 4
Biology
Variety of Life

25 / 100

Category: Biology Ch 8 Class 12

The position of a gene on chromosome is called

26 / 100

Category: Biology Ch 13 Class 11

The function of respiratory passage, Cilia is to keep the airways clear of:

NTS 2019
Biology
Gaseous Exchange
Elimination Tool:

27 / 100

Category: Biology Ch 2 Class 12

The radius and ulna join at the wrist with the _____ small carpal bones.

NTS 2016 SMBBMC
Biology
Support and Movement
Elimination Tool:

28 / 100

Category: Biology Ch 14 Class 11

The massive accumulation of blood with is a tissue is called as:

NTS 2011
Biology
Transport
Elimination Tool:

29 / 100

Category: Biology Ch 5 Class 11

HIV is also known as:

NUMS 2014
Biology
Bio-diversity | Variety of Life
Elimination Tool:

30 / 100

Category: Biology Ch 13 Class 11

Oxygen contents per liter of air is

31 / 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:

32 / 100

Category: Biology Ch 6 Class 11

The first bacterium isolated was

33 / 100

Category: Biology Ch 2 Class 12

Dermal and denticle scales of fishes are called:

NUMS 2015
Biology
Support and Movement
Elimination Tool:

34 / 100

Category: Biology Ch 10 Class 11

What is the correct order of arthropod groups, from those with most legs to those with fewest legs?

NTS 2014
Biology
Kingdom Animalia
Elimination Tool:

35 / 100

Category: Biology Ch 10 Class 12

Homology means

PMC Sample 3
Biology
Evolution
Elimination Tool:

36 / 100

Category: Biology

The causes of Cyanosis include:

NUMS Mock 2
Biology
Transport

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

38 / 100

Category: Biology Ch 13 Class 12

Greenhouse gases are those that:

NUMS 2015
Biology
Man and His Environment
Elimination Tool:

39 / 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:

40 / 100

Category: Biology

Q.57 Which of the following is paired correctly?

41 / 100

Category: Biology Ch 8 Class 12

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

42 / 100

Category: Biology Ch 3 Class 12

The nerve center for sight is located in the

NUMS 2014
Biology
Coordination and Control
Elimination Tool:

43 / 100

Category: Biology Ch 14 Class 11

Identify the incorrect statement from the following:

NTS 2010
Biology
Transport
Elimination Tool:

44 / 100

Category: Biology

Which of the following part of the cell is described as a fluid mosaic?

NUMS Mock 4
Biology
Cell Structure and Function

45 / 100

Category: Biology Ch 13 Class 11

_________ respiration is directly involved in the production of energy, necessary for all living activities.

46 / 100

Category: Biology Ch 1 Class 12

In comparison to a constantly changing external environment, _____ is when the body maintains the internal processes to work in a narrow range of internal fluctuations.

NUMS 2019 Reconduct
Biology
Homeostasis
Elimination Tool:

47 / 100

Category: Biology Ch 11 Class 12

A dual organism composed of symbiotic association of an alga living within a fungus myceliium is

48 / 100

Category: Biology Ch 5 Class 12

The fate of each blastomere is foretold. What will that cleavage be?

PMC Practice 9
Biology
Growth and Development
Elimination Tool:

49 / 100

Category: Biology Ch 2 Class 12

Pick the mismatched pair for birds:

NUMS 2015
Biology
Support and Movement
Elimination Tool:

50 / 100

Category: Biology Ch 9 Class 12

Bacterial cells take up recombinant plasmids when they are treated with:

UHS 2015
Biology
Biotechnology
Elimination Tool:

51 / 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:

52 / 100

Category: Biology Ch 12 Class 11

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

NUMS 2015
Biology
Nutrition
Elimination Tool:

53 / 100

Category: Biology

Carbon dioxide joins the photosynthetic pathway at:

NUMS Mock 1
Biology
Bioenergetics

54 / 100

Category: Biology Ch 5 Class 11

Solanum tuberosum is a scientific name of:

55 / 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:

56 / 100

Category: Biology

Q.17 A structural component that is found in all viruses is?

57 / 100

Category: Biology

Which valve action results from an increase in pressure in the ventricles of the heart?

NUMS Mock 3
Biology
Transport

58 / 100

Category: Biology

During cell division, the spindle fibres get attached to condensing chromosome at a highly differentiated region. This region is called as:

NUMS Mock 1
Biology
Cell Cycle

59 / 100

Category: Biology Ch 1 Class 12

When the temperature of the surrounding environment rises, body responds by:

PMC 2020
Biology
Homeostasis
Elimination Tool:

60 / 100

Category: Biology Ch 9 Class 12

Which of the following diseases CANNOT be cured by gene therapy?

NUMS 2019 Reconduct
Biology
Biotechnology
Elimination Tool:

61 / 100

Category: Biology

Which vertebrae together are called pelvic vertebrae?

NUMS Mock 2
Biology
Support and Movement

62 / 100

Category: Biology Ch 4 Class 11

Movement of the material across the cell membrane which does not requiring expenditure of metabolic energy is called

63 / 100

Category: Biology

Q.50 The cluster of pouches opened from alveolar ducts is known as

64 / 100

Category: Biology Ch 11 Class 11

Which of the following is a compensation point:

65 / 100

Category: Biology

Q.2 The set of all genes in any population is termed as?

66 / 100

Category: Biology Ch 8 Class 12

Phenotype for both TT and Tt is tall, so the allele T is known as:

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

67 / 100

Category: Biology Ch 14 Class 11

In human heart, the left atrium receives:

PMC 2020
Biology
Transport
Elimination Tool:

68 / 100

Category: Biology

Which one of the following is common to all neurons?

NUMS Mock 3
Biology
Coordination and Control

69 / 100

Category: Biology Ch 10 Class 11

Which of the following phyla of Kingdom Animalia do humans belong to?

NTS 2018
Biology
Kingdom Animalia
Elimination Tool:

70 / 100

Category: Biology Ch 3 Class 11

An activated enzyme made of polypeptide chain and a cofactor is?

PMC Practice 2
Biology
Enzymes
Elimination Tool:

71 / 100

Category: Biology Ch 8 Class 12

A pure breeding tall pea plant was crossed to dwarf plant what will be the frequency of dwarf plants in F1

72 / 100

Category: Biology Ch 7 Class 12

Feature of cancer cells in common?

73 / 100

Category: Biology

Steroids consist of _____ 6 membered carbon rings and one 5 membered carbon ring.

NUMS Mock 4
Biology
Biological Molecules

74 / 100

Category: Biology

Q.6 Outbreeding increases which of the following?

75 / 100

Category: Biology Ch 11 Class 12

Abiotic components include

76 / 100

Category: Biology Ch 2 Class 12

Unpaired facial bones are:

NUMS 2018
Biology
Support and Movement
Elimination Tool:

77 / 100

Category: Biology Ch 1 Class 12

Ammonia is chief excretory product in:

NUMS 2014
Biology
Homeostasis
Elimination Tool:

78 / 100

Category: Biology Ch 10 Class 12

______ occurs because natural selection gives some alleles a better chance of survival than others:

PMC 2020
Biology
Evolution
Elimination Tool:

79 / 100

Category: Biology Ch 7 Class 11

Lime stone deposits are formed from

80 / 100

Category: Biology

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

NUMS Mock 2
Biology
Growth and Development

81 / 100

Category: Biology Ch 3 Class 11

Excessive increase in temperature of medium causes the enzyme molecule to

 

82 / 100

Category: Biology Ch 2 Class 12

Pectoral fins are enlarged in:

NUMS 2015
Biology
Support and Movement
Elimination Tool:

83 / 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:

84 / 100

Category: Biology Ch 6 Class 12

The combination of XXY (47) chromosomes results in:

NTS 2012
Biology
Chromosomes and DNA
Elimination Tool:

85 / 100

Category: Biology

An enzyme that helps in the conversion of RNA to DNA is called:

NUMS Mock 3
Biology
Chromosomes and DNA

86 / 100

Category: Biology Ch 13 Class 11

Parabronchi are open at ______ end/s

87 / 100

Category: Biology Ch 4 Class 12

The human cells affected in HIV are which of the following?

PMC Sample 1
Biology
Reproduction
Elimination Tool:

88 / 100

Category: Biology Ch 6 Class 12

Mutations can occur in:

NUMS 2016
Biology
Chromosomes and DNA
Elimination Tool:

89 / 100

Category: Biology Ch 2 Class 12

Bones of the skull are joined by:

NTS 2011
Biology
Support and Movement
Elimination Tool:

90 / 100

Category: Biology

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

91 / 100

Category: Biology

The spectrum of He is expected to be similar to that of:

NUMS Mock 4
Chemistry
Atomic Structure

92 / 100

Category: Biology Ch 4 Class 12

Menstrual cycle can be divided into:

NUMS 2015
Biology
Reproduction
Elimination Tool:

93 / 100

Category: Biology Ch 3 Class 11

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

UHS 2019
Biology
Enzymes
Elimination Tool:

94 / 100

Category: Biology Ch 4 Class 11

Tissue is a

PMC 2020
Biology
Cell Structure and Function
Elimination Tool:

95 / 100

Category: Biology Ch 10 Class 11

Which one of the following does not have intermediate host?

NUMS 2016
Biology
Kingdom Animalia
Elimination Tool:

96 / 100

Category: Biology Ch 1 Class 12

The mechanism by which substances are removed from the blood and are directly added to the tubular fluids is called:

NUMS 2018
Biology
Homeostasis
Elimination Tool:

97 / 100

Category: Biology Ch 10 Class 12

The ultimate source of all changes is:

NUMS 2015
Biology
Evolution
Elimination Tool:

98 / 100

Category: Biology Ch 11 Class 11

Lactic Acid Fermentation is a type of anaerobic respiration that occurs in human muscle cells. It yields only ____ % of the energy present in a glucose molecule.

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

99 / 100

Category: Biology Ch 2 Class 12

Tendon is made up of:

NUMS 2014
Biology
Support and Movement
Elimination Tool:

100 / 100

Category: Biology Ch 7 Class 12

Meiosis occurs at the time of

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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.

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Comments

3 responses to “Biology Practice Test 4”

  1. Thank

  2. Anonymous

    Hi

  3. Anonymous

    ok

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