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 10 Class 11

The mammals termed as the connecting link between reptilians and mammals are:

NUMS 2014
Biology
Kingdom Animalia
Elimination Tool:

2 / 100

Category: Biology

Q.33 The presence of peptidoglycan in Gram positive bacteria is

3 / 100

Category: Biology Ch 10 Class 11

Of the following which one is not found in series proterostomia.

4 / 100

Category: Biology Ch 9 Class 11

Brassica and rosa plant belong to the group of plants:

NUMS 2017
Biology
Kingdom Plantae
Elimination Tool:

5 / 100

Category: Biology Ch 12 Class 11

Which of the following are animals with pointed ends and a tube like digestive tract?

NTS 2016 DUHS & JSMU
Biology
Nutrition
Elimination Tool:

6 / 100

Category: Biology

Q.59 NADH produced during glycolysis and Krebs cycle will oxidized by:

7 / 100

Category: Biology Ch 7 Class 12

Meiosis occurs at the time of

8 / 100

Category: Biology

The system responsible for fighting the pathogens is:

NUMS Mock 4
Biology
Transport

9 / 100

Category: Biology Ch 13 Class 12

Which statement is true?

10 / 100

Category: Biology

Q.21 When was the Tobacco mosaic virus successfully crystalized?

11 / 100

Category: Biology

Bones of the skull are joined by:

NUMS Mock 2
Biology
Support and Movement

12 / 100

Category: Biology

Q.2 Competitive inhibition can be overcome by using

13 / 100

Category: Biology Ch 3 Class 12

Direction of reflex action is from:

NUMS 2019 Reconduct
Biology
Coordination and Control
Elimination Tool:

14 / 100

Category: Biology

Q.60 A small size gene can be get easily by/from:

15 / 100

Category: Biology Ch 11 Class 11

The main process that occurs in the dark reaction in photosynthesis is:

NTS 2010
Biology
Bioenergetics
Elimination Tool:

16 / 100

Category: Biology Ch 5 Class 12

Plasticity of cell wall increases during

17 / 100

Category: Biology Ch 1 Class 11

The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by

18 / 100

Category: Biology Ch 6 Class 11

Which of the following structures provides greater pathogenicity to the bacteria?

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

19 / 100

Category: Biology Ch 2 Class 11

Reactions in which simple substances are combined to form complex substances are called:

20 / 100

Category: Biology

Gel electrophoresis is a technique:

NUMS Mock 1
Biology
Biotechnology

21 / 100

Category: Biology Ch 1 Class 12

Vascular Cambium initially appears as actively dividing cells between:

22 / 100

Category: Biology

Q.29 A monohybrid cross yielded 3:1 in F2. What could be mode of inheritance?

23 / 100

Category: Biology

Which component enters into mitochondria after glycolysis?

NUMS Mock 1
Biology
Bioenergetics

24 / 100

Category: Biology Ch 13 Class 11

Four plants are present in different environmental conditions. Plant A is present in a warm climate with continuous rainfall, plant B is present in a cool forest, plant C is present in a warm climate with little breeze, while plant D is present in a warm climate with high wind speed. Which one of the above plants will have the highest rate of transpiration?

UHS 2019
Biology
Gaseous Exchange
Elimination Tool:

25 / 100

Category: Biology Ch 11 Class 11

FADH2 is produced during which step of Krebs cycle?

NUMS 2015
Biology
Bioenergetics
Elimination Tool:

26 / 100

Category: Biology Ch 7 Class 12

_______ is the stage of mitosis characterized by the physical separation of ________ chromatids.

NTS 2019
Biology
Cell Cycle
Elimination Tool:

27 / 100

Category: Biology

Which of the following, which is the incorrectly paired one?

NUMS Mock 2
Biology
Biology and its Major Fields of Specialization

28 / 100

Category: Biology Ch 11 Class 11

Photophosphorylation takes place in the _____ of the chloroplasts:

PMC 2020
Biology
Bioenergetics
Elimination Tool:

29 / 100

Category: Biology Ch 13 Class 11

The number of stomata present per cm2 of leaf is:

PMC Sample 2
Biology
Gaseous Exchange
Elimination Tool:

30 / 100

Category: Biology Ch 2 Class 11

Ribose sugar that is the main part of RNA is a type of _____ sugar.

NUMS 2019 Reconduct
Biology
Biological Molecules
Elimination Tool:

31 / 100

Category: Biology Ch 13 Class 11

The irritant substances of smoke cause smoker’s cough which weakened and bursts:

NUMS 2019 Reconduct
Biology
Gaseous Exchange
Elimination Tool:

32 / 100

Category: Biology

Pathway of energy used by muscles converted from food is:

NUMS Mock 3
Biology
Bioenergetics
Support and Movement

33 / 100

Category: Biology

The term “Loss of appetite” refers to disease:

NUMS Mock 3
Biology
Nutrition

34 / 100

Category: Biology Ch 12 Class 11

Percentage of magnesium by mass in a human being is:

NUMS 2015
Biology
Nutrition
Elimination Tool:

35 / 100

Category: Biology Ch 1 Class 11

The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by :

36 / 100

Category: Biology Ch 8 Class 11

The Fungal Cell wall contains:

NUMS 2018
Biology
Kingdom Fungi
Elimination Tool:

37 / 100

Category: Biology

Which of the following is NOT a difference that would allow one to distinguish between a prokaryotic and a eukaryotic cell?

Presence of absence of the nucleus
Presence or absence of the cell wall
Membrane bound versus no membrane bound organelles
NUMS Mock 3
Biology
Cell Structure and Function

38 / 100

Category: Biology Ch 2 Class 12

Roots of a plant show

39 / 100

Category: Biology Ch 7 Class 11

The nucleoid is found only in certain species of:

PMC 2021 Tested
Biology
Kingdom Protista
Elimination Tool:

40 / 100

Category: Biology Ch 13 Class 11

The respiratory pigment, which has much higher affinity to combine with oxygen is:

NUMS 2016
Biology
Gaseous Exchange
Elimination Tool:

41 / 100

Category: Biology Ch 1 Class 12

In animals excess of nitrogen is excreted primarily in form of

42 / 100

Category: Biology Ch 6 Class 12

In a typical nucleotide, the nitrogenous base is attached to _______ carbon of pentose sugar.

NTS 2010
Biology
Chromosomes and DNA
Elimination Tool:

43 / 100

Category: Biology Ch 11 Class 12

Major regional ecological community of plants and animals forms

44 / 100

Category: Biology Ch 3 Class 11

During feedback inhibition, which of the following structural part of enzyme is involved?

NUMS 2020
Biology
Enzymes
Elimination Tool:

45 / 100

Category: Biology Ch 6 Class 11

Cyanobacteria have which of the following type of cell wall?

PMC Sample 2
Biology
Kingdom Prokaryote
Elimination Tool:

46 / 100

Category: Biology

When both the alleles of a gene pair are same, the organism is said to be:

NUMS Mock 3
Biology
Variation and Genetics

47 / 100

Category: Biology Ch 2 Class 12

The process of cartilage formation is known as:

NUMS 2014
Biology
Support and Movement
Elimination Tool:

48 / 100

Category: Biology

Among the following, which cellular organelle contains circular DNA, similar to those found in bacteria?

NUMS Mock 1
Biology
Cell Structure and Function

49 / 100

Category: Biology Ch 7 Class 12

During the formation of an ovum nondisjunction of the sex chromosomes occurred the ovum was then fertilized by a normal Y-bearing sperm cell which one of the following shows the sex chromosome complement of the resulting zygote?

NTS 2015 DUHS and JSMU
Biology
Cell Cycle
Elimination Tool:

50 / 100

Category: Biology Ch 3 Class 12

Which of the following is used in brewing industry to promote malting:

51 / 100

Category: Biology

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

52 / 100

Category: Biology Ch 5 Class 12

The cells that play a vital role in the differentiation of various body parts are called:

NUMS 2014
Biology
Growth and Development
Elimination Tool:

53 / 100

Category: Biology Ch 8 Class 12

Which statement about dominant and recessive alleles is not correct?

NTS 2016 SMBBMC
Biology
Variation and Genetics
Elimination Tool:

54 / 100

Category: Biology Ch 10 Class 12

Choose the correct combination:

NUMS 2019 Cancelled
Biology
Evolution
Elimination Tool:

55 / 100

Category: Biology Ch 13 Class 11

Oxygen contents per liter of air is

56 / 100

Category: Biology Ch 4 Class 11

_______ is involved in lipid synthesis/metabolism.

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

57 / 100

Category: Biology

Q.25 Which of the following is an example of a marine annelid?

58 / 100

Category: Biology

A/An ______ is an organism that makes ATP by aerobic respiration if oxygen is present, but is capable of switching to fermentation if oxygen is absent.

NUMS Mock 4
Biology
Nutrition

59 / 100

Category: Biology Ch 1 Class 11

A large regional community primarily determined by climate is called :

60 / 100

Category: Biology Ch 3 Class 12

Which brain portion is responsible for controlling body coordination?

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

61 / 100

Category: Biology

_____ are more common in human males and females.

NUMS Mock 3
Biology
Variation and Genetics

62 / 100

Category: Biology Ch 13 Class 11

Xerophytes have small thick leaves to;

UHS 2019
Biology
Gaseous Exchange
Elimination Tool:

63 / 100

Category: Biology Ch 7 Class 12

Chance of a cross over between two loci is directly proportional to their

UHS 2018
Biology
Cell Cycle
Elimination Tool:

64 / 100

Category: Biology Ch 2 Class 11

The bond formed when two or more atoms complete their electron shells by sharing electrons is called:

65 / 100

Category: Biology

In semi-conservative replication, which of the following is true regarding the separation of two strands?

NUMS Mock 2
Biology
Chromosomes and DNA

66 / 100

Category: Biology Ch 7 Class 12

Reduction division is:

NUMS 2015
Biology
Cell Cycle
Elimination Tool:

67 / 100

Category: Biology Ch 6 Class 11

The function of a cell wall in prokaryotes is:

PMC Practice 1
Biology
Kingdom Prokaryote
Elimination Tool:

68 / 100

Category: Biology

Which processes are essential in making nitrogen from dead plant material available to growing plants?

ammonification
deamination
nitrification
nitrogen fixation
NUMS Mock 2
Biology
Man and His Enviornment

69 / 100

Category: Biology Ch 12 Class 11

Fundography is relevant to:

NUMS 2016
Biology
Nutrition
Elimination Tool:

70 / 100

Category: Biology Ch 2 Class 11

When the concentration of the external medium is equal to the concentration of the internal medium of a cell, the situation is called:

NUMS 2017
Biology
Biological Molecules
Elimination Tool:

71 / 100

Category: Biology Ch 7 Class 11

All of the following are the characteristics of the kingdom Protista except:

NTS 2019
Biology
Kingdom Protista
Elimination Tool:

72 / 100

Category: Biology Ch 9 Class 11

It looks like a single flower but it is in fact an inflorescence called:

NUMS 2014
Biology
Kingdom Plantae
Elimination Tool:

73 / 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:

74 / 100

Category: Biology Ch 4 Class 11

Whone is not the function of endoplasmic reticulum?

75 / 100

Category: Biology

Q.57 Secondary oocyte is ovulated from:

76 / 100

Category: Biology Ch 10 Class 12

Analogous organs show:

NUMS 2020
Biology
Evolution
Elimination Tool:

77 / 100

Category: Biology

Which type of protein structure contains the three dimensional structure?

NUMS Mock 3
Biology
Biological Molecules

78 / 100

Category: Biology Ch 9 Class 12

DNA made by joining pieces from two or more different sources:

UHS 2018
Biology
Biotechnology
Elimination Tool:

79 / 100

Category: Biology Ch 7 Class 12

Microtubules are composed of

80 / 100

Category: Biology

Q.23 Reflex action is type of

81 / 100

Category: Biology Ch 10 Class 12

Which one of the following pairs represents an analogous feature?

NUMS 2018
Biology
Evolution
Elimination Tool:

82 / 100

Category: Biology Ch 2 Class 11

Ribosomes are composed of almost an equal amount of:

NUMS 2018
Biology
Biological Molecules
Elimination Tool:

83 / 100

Category: Biology Ch 10 Class 11

Which one of following is a true fish?

NUMS 2014
Biology
Kingdom Animalia
Elimination Tool:

84 / 100

Category: Biology Ch 8 Class 11

Saccharomyces cerevisiae is the scientific name of a:

NUMS 2017
Biology
Kingdom Fungi
Elimination Tool:

85 / 100

Category: Biology Ch 1 Class 11

Which one is not correct for a productive theory?

86 / 100

Category: Biology Ch 12 Class 11

Fear of getting obese is termed as:

NUMS 2019 Cancelled
Biology
Nutrition
Elimination Tool:

87 / 100

Category: Biology Ch 11 Class 11

1 NADH in respiratory chain produces:

NUMS 2015
Biology
Bioenergetics
Elimination Tool:

88 / 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:

89 / 100

Category: Biology

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

90 / 100

Category: Biology Ch 2 Class 12

Endoskeleton is secreted by:

91 / 100

Category: Biology Ch 7 Class 12

The phase of mitosis in which sister chromatids move towards opposite poles:

UHS 2019
Biology
Cell Cycle
Elimination Tool:

92 / 100

Category: Biology

Identify the incorrect statement about Charles Darwin’s theory:

NUMS Mock 1
Biology
Evoloution

93 / 100

Category: Biology

 

Q.33 The researcher notices that round seeds occur maturely in the environment.Based solely on this information, what can there searcher conclude about the round phenotype?

94 / 100

Category: Biology Ch 7 Class 12

Mitotic apparatus in animals is formed by

95 / 100

Category: Biology Ch 5 Class 12

Cytoplasmic localization is a consequence of:

NTS 2011
Biology
Growth and Development
Elimination Tool:

96 / 100

Category: Biology Ch 6 Class 11

Which of the following is true of both bacterial conjugation and meiosis?

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

97 / 100

Category: Biology Ch 6 Class 12

Transfer of genetic material from one cell to another that can alter the genetic makeup of recipient cell is called

98 / 100

Category: Biology Ch 14 Class 11

Which of the following has oxygenated blood?

NUMS 2014
Biology
Transport
Elimination Tool:

99 / 100

Category: Biology Ch 9 Class 12

The deficiency of which of the following cause severe combined immunodeficiency

PMC Sample 3
Biology
Biotechnology
Elimination Tool:

100 / 100

Category: Biology

Which artery supplies blood to the liver?

NUMS Mock 1
Biology
Transport

Your score is

The average score is 61%

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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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