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

Q.60 The part of spinal cord where interneurons present is called:

2 / 100

Category: Biology

Q.52 The plasma pool of antibodies is synthesized from:

3 / 100

Category: Biology Ch 6 Class 11

Under the microscope, the bacteria appear a bluish-purple color. Which class of bacteria are on the slide?

PMC Practice 5
Biology
Kingdom Prokaryote
Elimination Tool:

4 / 100

Category: Biology Ch 6 Class 12

The phenomenon known as crossing-over occurs during:

NTS 2017
Biology
Chromosomes and DNA
Elimination Tool:

5 / 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:

6 / 100

Category: Biology Ch 10 Class 12

Important point/s of Lamarck’s theory

7 / 100

Category: Biology Ch 3 Class 12

Na+ -K+ ATPase pump is important for:

8 / 100

Category: Biology Ch 3 Class 12

The _____ may be a cell, neuron ending or an organ that receives the stimulus.

NUMS 2019 Reconduct
Biology
Coordination and Control
Elimination Tool:

9 / 100

Category: Biology Ch 9 Class 11

Of the following which one is most advanced ?

10 / 100

Category: Biology Ch 6 Class 11

Cell wall is only absent in the following group of bacteria;

PMC Practice 6
Biology
Kingdom Prokaryote
Elimination Tool:

11 / 100

Category: Biology Ch 9 Class 11

Brassica and rosa plant belong to the group of plants:

NUMS 2017
Biology
Kingdom Plantae
Elimination Tool:

12 / 100

Category: Biology

Which of the following is not an infection of the lungs/respiratory tract?

NUMS Mock 2
Biology
Gaseous Exchange

13 / 100

Category: Biology Ch 8 Class 12

Pick the correct option about Drosophila.

NUMS 2015
Biology
Variation and Genetics
Elimination Tool:

14 / 100

Category: Biology Ch 1 Class 11

The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called:

15 / 100

Category: Biology

Major coordinating centre for sensory and motor signaling is:

NUMS Mock 3
Biology
Coordination and Control

16 / 100

Category: Biology

Q.37  Which of the following neuron has a single long dendron?

17 / 100

Category: Biology

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

NUMS Mock 1
Biology
Nutrition

18 / 100

Category: Biology Ch 5 Class 12

Which of the following is not related to apoptosis?

NUMS 2015
Biology
Growth and Development
Elimination Tool:

19 / 100

Category: Biology Ch 12 Class 11

Ileum is about ______ long:

NTS 2010
Biology
Nutrition
Elimination Tool:

20 / 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:

21 / 100

Category: Biology Ch 11 Class 12

All populations within an ecosystem interconnected to one another are known as

22 / 100

Category: Biology Ch 7 Class 11

The disease caused by Protozoal infection is:

NTS 2018
Biology
Kingdom Protista
Elimination Tool:

23 / 100

Category: Biology Ch 3 Class 12

Type of neurons found exclusively in CNS are:

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 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:

26 / 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:

27 / 100

Category: Biology Ch 10 Class 11

The adaptive feature(s) which help(s) the fish to live in water include(s):

NTS 2014
Biology
Kingdom Animalia
Elimination Tool:

28 / 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:

29 / 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

30 / 100

Category: Biology Ch 3 Class 11

An activated enzyme consisting of polypeptide chain and a cofactor is called:

31 / 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:

32 / 100

Category: Biology Ch 10 Class 12

Which animals support Darwin’s view of inheritance of desirable variations?

NTS 2019
Biology
Evolution
Elimination Tool:

33 / 100

Category: Biology Ch 2 Class 12

Pseudopodia are:

NTS 2016 DUHS & JSMU
Biology
Support and Movement
Elimination Tool:

34 / 100

Category: Biology Ch 1 Class 11

Biological sciences have a set methodology and it is based on

35 / 100

Category: Biology Ch 4 Class 11

Spherical or tubular membranes which separate the material present in endoplasmic reticulum from that of cytoplasmic material are called

36 / 100

Category: Biology Ch 5 Class 12

Function of intercalary meristems is

37 / 100

Category: Biology Ch 4 Class 11

Autophagosomes are

38 / 100

Category: Biology

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

NUMS Mock 4
Biology
Bioenergetics

39 / 100

Category: Biology Ch 10 Class 12

A group of populations that have the potential to interbreed in nature is

40 / 100

Category: Biology Ch 2 Class 12

Ecdysone is

41 / 100

Category: Biology Ch 10 Class 12

Flagella might have arisen through the ingestion of

42 / 100

Category: Biology Ch 10 Class 12

Modification in the organization of the basic pentadactyl limb structure found in vertebrates provides good evidence for the principle of:

NUMS 2020
Biology
Evolution
Elimination Tool:

43 / 100

Category: Biology Ch 7 Class 12

Synthesis of microtubules increases in:

UHS 2018
Biology
Cell Cycle
Elimination Tool:

44 / 100

Category: Biology Ch 3 Class 11

Which statement about enzyme is incorrect:

45 / 100

Category: Biology Ch 5 Class 11

Which of the following organisms have Chitin as a major structural component of their cell wall:

46 / 100

Category: Biology Ch 6 Class 12

Mutations can occur in:

NUMS 2016
Biology
Chromosomes and DNA
Elimination Tool:

47 / 100

Category: Biology Ch 1 Class 11

In animals coordination is achieved by means of

48 / 100

Category: Biology

Q.43  Which of the following disappear during muscle contraction?

49 / 100

Category: Biology Ch 1 Class 12

The characteristic which enable animals to tolerate dehydration is called

50 / 100

Category: Biology Ch 9 Class 12

Which of the following is the manipulation of genetic material for practical purposes?

NTS 2018
Biology
Biotechnology
Elimination Tool:

51 / 100

Category: Biology Ch 3 Class 12

A _____ is a junction between two neurons or between a motor neuron and a muscle cell:

PMC 2020
Biology
Coordination and Control
Elimination Tool:

52 / 100

Category: Biology Ch 10 Class 11

Of the following which one is non-cellular in most cases in animals?

53 / 100

Category: Biology Ch 13 Class 12

The position of an organism in a food chain of an ecosystem called:

NUMS 2018
Biology
Man and His Environment
Elimination Tool:

54 / 100

Category: Biology

Which of the following nutrients is incorrectly paired with its function in a plant?

NUMS Mock 3
Biology
Nutrition

55 / 100

Category: Biology Ch 6 Class 11

The presence of peptidoglycan in gram-positive bacteria is:

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

56 / 100

Category: Biology

The sympathetic nervous system causes which of the following?

NUMS Mock 2
Biology
Coordination and Control

57 / 100

Category: Biology Ch 9 Class 11

Dark purple or black spore cases of Claviceps purpurea are called:

NUMS 2015
Biology
Kingdom Plantae
Elimination Tool:

58 / 100

Category: Biology Ch 13 Class 12

Process that supplies food to living things through decaying and decomposition is called

59 / 100

Category: Biology Ch 8 Class 12

In birds the male is the homogametic sex. A male bird showing the recessive trait was mated with a female showing the dominant trait of a characteristic governed by a pair of alleles which are sex-linked. What is the probability that the male offspring will show the dominant trait?

NTS 2014
Biology
Variation and Genetics
Elimination Tool:

60 / 100

Category: Biology Ch 11 Class 11

3-Phosphoglycerate in the presence of ATP and reduced NADP (from the light-dependent stage) is reduced to:

NUMS 2020
Biology
Bioenergetics
Elimination Tool:

61 / 100

Category: Biology Ch 9 Class 12

Taq polymerase is extracted from a bacterium

62 / 100

Category: Biology Ch 2 Class 12

Joints found at the vertebrates are:

NTS 2014
Biology
Support and Movement
Elimination Tool:

63 / 100

Category: Biology

The uterus of the female reproductive system opens into the _____.

NUMS Mock 4
Biology
Reproduction

64 / 100

Category: Biology Ch 1 Class 12

In humans, the temperature regulation control center is located in:

PMC 2020
Biology
Homeostasis
Elimination Tool:

65 / 100

Category: Biology Ch 9 Class 12

The DNA that has been altered and which now contains length of nucleotides from two different organisms is called a:

PMC 2020
Biology
Biotechnology
Elimination Tool:

66 / 100

Category: Biology Ch 10 Class 12

If allele frequency for a dominant allele is 0.4. What will be the number of heterogeneous individuals if the population is of 100 individuals with diploid traits.

NUMS 2015
Biology
Evolution
Elimination Tool:

67 / 100

Category: Biology Ch 9 Class 12

Transgenic organisms:

PMC 2020
Biology
Biotechnology
Elimination Tool:

68 / 100

Category: Biology Ch 8 Class 12

How many genes control Rh blood group system?

69 / 100

Category: Biology Ch 4 Class 11

A group of ribosomes attached to mRNA is known as

70 / 100

Category: Biology Ch 9 Class 12

Liposomes are:

PMC 2021 Tested
Biology
Biotechnology
Elimination Tool:

71 / 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

72 / 100

Category: Biology Ch 5 Class 11

Numerous opportunistic diseases might attack a person suffering from which of the following diseases?

NUMS 2020
Biology
Bio-diversity | Variety of Life
Elimination Tool:

73 / 100

Category: Biology Ch 6 Class 12

Diameter of DNA double helix is:

NUMS 2015
Biology
Chromosomes and DNA
Elimination Tool:

74 / 100

Category: Biology Ch 8 Class 11

Ecological role of fungi as decomposers is only paralleled by

75 / 100

Category: Biology Ch 8 Class 11

Fungi can tolerate pH from

76 / 100

Category: Biology Ch 13 Class 12

Conversion of ammonium into nitrates is:

UHS 2018
Biology
Man and His Environment
Elimination Tool:

77 / 100

Category: Biology

The idea that opposed the idea of abiogenesis was proposed by?

NUMS Mock 4
Biology
Cell Structure and Function

78 / 100

Category: Biology

Q.39 If a cross section of a sarcomere is seen, each myosin is surrounded by how many actin molecules?

79 / 100

Category: Biology Ch 12 Class 11

When the liver fat content of our body increases, the condition leads to:

NUMS 2014
Biology
Nutrition
Elimination Tool:

80 / 100

Category: Biology Ch 10 Class 12

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

NUMS 2016
Biology
Evolution
Elimination Tool:

81 / 100

Category: Biology Ch 5 Class 11

Which of the following diseases is sexually transmitted?

PMC 2020
Biology
Bio-diversity | Variety of Life
Elimination Tool:

82 / 100

Category: Biology

Q.49 In reproduction, semen refers to which of the following?

83 / 100

Category: Biology Ch 7 Class 12

Interphase of meiosis lacks

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 9 Class 12

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

NTS 2019
Biology
Biotechnology
Elimination Tool:

86 / 100

Category: Biology Ch 12 Class 11

Digestion of which food components starts from the oral cavity?

NUMS 2020
Biology
Nutrition
Elimination Tool:

87 / 100

Category: Biology Ch 14 Class 11

Which of the following are found in both arteries and capillaries?

NTS 2015 SMBBMC
Biology
Transport
Elimination Tool:

88 / 100

Category: Biology Ch 3 Class 11

Which statement is incorrect about Lock and Key Model?

89 / 100

Category: Biology Ch 9 Class 11

Antheridia and archegonia are born on _____ in bryophytes

90 / 100

Category: Biology Ch 7 Class 12

A special area of centromere with specific base arrangement and specific proteins where spindle fibers are attached is called

91 / 100

Category: Biology Ch 13 Class 11

The structural and functional unit of the lungs is:

PMC Practice 2
Biology
Gaseous Exchange
Elimination Tool:

92 / 100

Category: Biology Ch 7 Class 12

The term bivalent means:

NUMS 2014
Biology
Cell Cycle
Elimination Tool:

93 / 100

Category: Biology Ch 6 Class 11

Which of the following statements about the systemic effect of bacterial cells is true?

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

94 / 100

Category: Biology

Q.49 Another name for the sex cell is:

95 / 100

Category: Biology Ch 5 Class 12

In some cases, the blastomere can produce complete embryo so, the cleavage will be:

PMC Practice 1
Biology
Growth and Development
Elimination Tool:

96 / 100

Category: Biology Ch 9 Class 11

Which of the following statement about plants is incorrect?

PMC Sample 2
Biology
Kingdom Plantae
Elimination Tool:

97 / 100

Category: Biology Ch 9 Class 11

Plants of this group are called ferns:

NUMS 2017
Biology
Kingdom Plantae
Elimination Tool:

98 / 100

Category: Biology Ch 1 Class 12

Most of the marine invertebrates are

99 / 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:

100 / 100

Category: Biology Ch 10 Class 12

Which of the following is not an evidence for evolution?

PMC Sample 3
Biology
Evolution
Elimination Tool:

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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