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 5 Class 12

In plants growth is of

2 / 100

Category: Biology Ch 13 Class 11

Gaseous exchange in plants takes place through the:

NUMS 2020
Biology
Gaseous Exchange
Elimination Tool:

3 / 100

Category: Biology Ch 6 Class 11

Which of the following bacteria are thick rigid and spiral?

4 / 100

Category: Biology Ch 8 Class 12

Two animals are mated. One is homozygous dominant for one character and homozygous recessive for another. The other animal Is heterozygous for both characters. How many phenotypes are expected in the offspring of this cross?

NTS 2016 DUHS & JSMU
Biology
Variation and Genetics
Elimination Tool:

5 / 100

Category: Biology Ch 5 Class 12

Germ layers are formed in which stage of development?

NUMS 2020
Biology
Growth and Development
Elimination Tool:

6 / 100

Category: Biology Ch 5 Class 12

he only promoter of Leaf’s senescence in the following plant hormones is:

PMC Practice 9
Biology
Coordination and Control
Growth and Development
Elimination Tool:

7 / 100

Category: Biology Ch 1 Class 12

The condition of a stable internal environment in an organism is:

NTS 2015 SMBBMC
Biology
Homeostasis
Elimination Tool:

8 / 100

Category: Biology Ch 11 Class 12

Sequence of changes in community and its non-living environment over a period of time is

9 / 100

Category: Biology Ch 2 Class 11

Which of the following processes is the reverse of condensation?

NTS 2016 SMBBMC
Biology
Biological Molecules
Elimination Tool:

10 / 100

Category: Biology

The wings of the birds and forelegs of a horse are ______ structures.

NUMS Mock 3
Biology
Evolution

11 / 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:

12 / 100

Category: Biology Ch 8 Class 12

If we cross round (RR) seeded plants with wrinkled (rr) seed plant, and get F1 round seeded. In F2 generation, what will be genotypic ration of plants try Punnett square method?

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

13 / 100

Category: Biology Ch 10 Class 12

Which of the following theories or evolution can best explain the vestigial organs.

NUMS 2014
Biology
Evolution
Elimination Tool:

14 / 100

Category: Biology Ch 3 Class 12

Diameter of an artery can be changed by:

NUMS 2015
Biology
Coordination and Control
Elimination Tool:

15 / 100

Category: Biology Ch 4 Class 12

Menstruation, the shedding of the lining of the uterus (endometrium), is accompanied by:

NUMS 2019 Cancelled
Biology
Reproduction
Elimination Tool:

16 / 100

Category: Biology Ch 2 Class 11

The property of water due to which it works as a temperature stabilizer and hence protect living organisms from sudden thermal changes is:

17 / 100

Category: Biology Ch 14 Class 11

Which of the following blood vessels have the highest pressure of blood?

PMC 2020
Biology
Transport
Elimination Tool:

18 / 100

Category: Biology Ch 3 Class 12

Which of the following is antagonist to Auxin in terms of promotion of stem growth?

19 / 100

Category: Biology

Carbon dioxide joins the photosynthetic pathway at:

NUMS Mock 1
Biology
Bioenergetics

20 / 100

Category: Biology Ch 7 Class 11

Which of the following statements is correct?

NUMS 2017
Biology
Kingdom Protista
Elimination Tool:

21 / 100

Category: Biology Ch 3 Class 12

Resting membrane potential of neurons is _______, while during active membrane potential the inner membrane surface becomes more _____ than the outside.

NUMS 2019 Reconduct
Biology
Coordination and Control
Elimination Tool:

22 / 100

Category: Biology

Q.34 If the non-protien part is loosely attached to the protein part in the enzyme, it is known as

23 / 100

Category: Biology

Q.36 The retinal is important for___________ of human

24 / 100

Category: Biology

Which substance might include this molecule?

NUMS Mock 4
Biology
Biological Molecules

25 / 100

Category: Biology

Q.48 Octopus belongs to phylum mollusca because:

26 / 100

Category: Biology

Q.12 The least stable RNA present in the cell is:

27 / 100

Category: Biology Ch 3 Class 12

Which type of sensory structures carrying the touch sensations are present in papillae extending into ridges of the fingertips?

28 / 100

Category: Biology

Q.58 The enzymes required for the breakdown of glucose into pyruvate is present in:

29 / 100

Category: Biology

The rate of photosynthesis and respiration may equal one another at what time?

NUMS Mock 4
Biology
Bioenergetics

30 / 100

Category: Biology Ch 3 Class 12

Which of the following is not secreted by thyroid gland?

NTS 2015 SMBBMC
Biology
Coordination and Control
Elimination Tool:

31 / 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

32 / 100

Category: Biology Ch 4 Class 12

Viviparous animals are those in which

33 / 100

Category: Biology Ch 5 Class 11

Viruses are ______ smaller than bacteria

34 / 100

Category: Biology Ch 11 Class 11

Which part of the cell does glycolysis occur in?

NTS 2018
Biology
Bioenergetics
Elimination Tool:

35 / 100

Category: Biology

Q.42 All of the following are paired facial bones except:

36 / 100

Category: Biology

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

37 / 100

Category: Biology

Q.23 Reflex action is type of

38 / 100

Category: Biology

Which one of the following is common to all neurons?

NUMS Mock 3
Biology
Coordination and Control

39 / 100

Category: Biology Ch 6 Class 11

The bacteria can cope in unfavorable condition by producing:

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

40 / 100

Category: Biology Ch 1 Class 12

In a marine environment, the ion secreted by the kidney is:

NUMS 2020
Biology
Homeostasis
Elimination Tool:

41 / 100

Category: Biology Ch 13 Class 11

Water is _____ times viscous than air

42 / 100

Category: Biology Ch 9 Class 11

Which type of leucoplasts store lipids?

NUMS 2020
Biology
Kingdom Plantae
Elimination Tool:

43 / 100

Category: Biology

Q.42 Antibodies play important role against microorganisms and other pathogens to which type of proteins do they belong?

44 / 100

Category: Biology Ch 1 Class 12

Malpighian tubules are involved in excretion in:

NTS 2011
Biology
Homeostasis
Elimination Tool:

45 / 100

Category: Biology

Which one of the following muscles are considered as “Voluntary muscles”?

NUMS Mock 1
Biology
Support and Movement

46 / 100

Category: Biology Ch 2 Class 11

The specific heat capacity of water is the number of calories required to raise the temperature of water from _____ ˚C is 1.0.

NUMS 2019 Reconduct
Biology
Biological Molecules
Elimination Tool:

47 / 100

Category: Biology Ch 10 Class 12

Choose the correct combination:

NUMS 2019 Cancelled
Biology
Evolution
Elimination Tool:

48 / 100

Category: Biology

Q.1 At which times there is no net gaseous exchange between leaves and the atmosphere?

49 / 100

Category: Biology Ch 3 Class 11

Enzymes binds with chemical reactant which is known as?

PMC Sample 3
Biology
Enzymes
Elimination Tool:

50 / 100

Category: Biology

Q.23 During inspiration, the diaphragm:

51 / 100

Category: Biology Ch 8 Class 12

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

PMC 2020
Biology
Variation and Genetics
Elimination Tool:

52 / 100

Category: Biology Ch 11 Class 11

NADH produces how many ATP?

NUMS 2016
Biology
Bioenergetics
Elimination Tool:

53 / 100

Category: Biology Ch 14 Class 11

Semilunar valves are not present:

NUMS 2015
Biology
Transport
Elimination Tool:

54 / 100

Category: Biology Ch 13 Class 12

In oceans of tropical regions

55 / 100

Category: Biology Ch 5 Class 11

Which of the following is derived from Latin word VENUME which means poisonous?

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

56 / 100

Category: Biology Ch 12 Class 11

Which process takes place during the movement of glucose from the body fluid to the blood?

NUMS 2016
Biology
Nutrition
Elimination Tool:

57 / 100

Category: Biology Ch 5 Class 12

Cambium are examples of

58 / 100

Category: Biology Ch 11 Class 11

Exposure to ______ light is effective in photosynthesis as it enables guard cells to take up K+ and open the stomata.

NUMS 2015
Biology
Bioenergetics
Elimination Tool:

59 / 100

Category: Biology Ch 12 Class 12

Weather refers to

60 / 100

Category: Biology Ch 14 Class 11

An example of passive acquired immunity is?

NTS 2015 DUHS and JSMU
Biology
Transport
Elimination Tool:

61 / 100

Category: Biology Ch 9 Class 11

Which of the following is an ovoviviparous organism?

PMC Sample 3
Biology
Kingdom Plantae
Elimination Tool:

62 / 100

Category: Biology

Q.1 In all plants the major sites of photosynthesis are?

63 / 100

Category: Biology Ch 12 Class 11

Earthworm is an example of ______ feeder

64 / 100

Category: Biology Ch 2 Class 12

Growth movement caused in response to gravitational stimulus is called:

NTS 2011
Biology
Support and Movement
Elimination Tool:

65 / 100

Category: Biology

Q.24 Glycophorin is involved in which of the following disease?

66 / 100

Category: Biology Ch 5 Class 11

Viruses resemble living things because they:

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

67 / 100

Category: Biology Ch 3 Class 11

Reversible inhibitors form WEAK linkages with which of the following?

PMC Sample 3
Biology
Enzymes
Elimination Tool:

68 / 100

Category: Biology Ch 9 Class 11

Which one of the following is not in the group of Gymnosperm?

NTS 2012
Biology
Kingdom Plantae
Elimination Tool:

69 / 100

Category: Biology

Which of the following single membranous organelle is absent in plant cells?

 

70 / 100

Category: Biology Ch 6 Class 11

In a bacterial cell, plasma membrane with all things present within it is called:

PMC Sample 3
Biology
Kingdom Prokaryote
Elimination Tool:

71 / 100

Category: Biology

Q.11 In cocci, three plane division result in formation of sarcine which is a

72 / 100

Category: Biology

On receiving the news of the sudden demise of a close friend; which is the most probable hormone that is secreted at that time?

NUMS Mock 1
Biology
Coordination and Control

73 / 100

Category: Biology Ch 13 Class 12

Wind blows from area of

74 / 100

Category: Biology Ch 2 Class 11

The melting point of unsaturated fatty acids:

NUMS 2019 Reconduct
Biology
Biological Molecules
Elimination Tool:

75 / 100

Category: Biology Ch 4 Class 11

Suggest which among the following is not a function attributed to endoplasmic reticulum?

PMC 2020
Biology
Cell Structure and Function
Elimination Tool:

76 / 100

Category: Biology

Lysosomes function in:

NUMS Mock 1
Biology
Cell Structure and Function

77 / 100

Category: Biology Ch 14 Class 11

Minerals salts enter a plant largely through its:

NTS 2015 SMBBMC
Biology
Transport
Elimination Tool:

78 / 100

Category: Biology Ch 6 Class 11

Tuberculosis is caused by?

NTS 2015 SMBBMC
Biology
Kingdom Prokaryote
Elimination Tool:

79 / 100

Category: Biology Ch 6 Class 11

Which one of the following sets includes the bacterial diseases?

NUMS 2014
Biology
Kingdom Prokaryote
Elimination Tool:

80 / 100

Category: Biology Ch 9 Class 11

The first cell of the sporophyte generation is

81 / 100

Category: Biology Ch 10 Class 11

Which of the following is a freshwater sponge?

NUMS 2016
Biology
Kingdom Animalia
Elimination Tool:

82 / 100

Category: Biology Ch 13 Class 12

Total area of the world under cultivation is

 

83 / 100

Category: Biology Ch 3 Class 11

Inhibitors which block the enzyme by forming weak bond are called

84 / 100

Category: Biology Ch 2 Class 11

Which one are most complex sugar:

 

85 / 100

Category: Biology Ch 10 Class 11

A characteristics features of Echinoderm is:

NTS 2011
Biology
Kingdom Animalia
Elimination Tool:

86 / 100

Category: Biology Ch 13 Class 11

Lungs are separated from abdominal cavity by a muscular sheath called:

NUMS 2018
Biology
Gaseous Exchange
Elimination Tool:

87 / 100

Category: Biology Ch 4 Class 11

Which of the following are related to the synthesis of excretory protein by the cell?

NUMS 2019 Cancelled
Biology
Cell Structure and Function
Elimination Tool:

88 / 100

Category: Biology Ch 4 Class 11

Tay Sach’s disease is caused by absence of enzyme required to breakdown ____________.

NUMS 2014
Biology
Cell Structure and Function
Elimination Tool:

89 / 100

Category: Biology

DNA fingerprinting is basically done for:

NUMS Mock 1
Biology
Biotechnology

90 / 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:

91 / 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

92 / 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:

93 / 100

Category: Biology

Pick the correct option about Drosophila.

NUMS Mock 3
Biology
Variation and Genetics

94 / 100

Category: Biology Ch 9 Class 12

Cloning is a form of:

NUMS 2016
Biology
Biotechnology
Elimination Tool:

95 / 100

Category: Biology

In the human cell, ______ is responsible for producing hydrogen peroxide.

NUMS Mock 2
Biology
Cell Structure and Function

96 / 100

Category: Biology

Germ layers are formed in which stage of development?

NUMS Mock 2
Biology
Growth and Development

97 / 100

Category: Biology Ch 9 Class 11

Antheridia and archegonia are born on _____ in bryophytes

98 / 100

Category: Biology

Choose the term from the following which is NOT a part of gene therapy?

NUMS Mock 2
Biology
Biotechnology

99 / 100

Category: Biology Ch 10 Class 12

Which one is NOT a continuous trait?

NUMS 2019 Reconduct
Biology
Evolution
Elimination Tool:

100 / 100

Category: Biology Ch 5 Class 12

Cells of fibers and tracheids elongate during

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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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