Biology Practice Test 1




Biology Practice Test 1

Biology Practice Test 1 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 cell biology, genetics, physiology, ecology, evolution, and more, helping students improve accuracy and retention.

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Created by Ali Durrani

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Biology Practice Test 1

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1 / 100

Category: Biology Ch 5 Class 12

Higher plants grow through

2 / 100

Category: Biology Ch 6 Class 11

The DNA of the bacterium is present in a distinct region called:

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

3 / 100

Category: Biology Ch 6 Class 12

Locus is defined as:

NUMS 2019 Reconduct
Biology
Chromosomes and DNA
Elimination Tool:

4 / 100

Category: Biology Ch 7 Class 12

Synaptonemal complex helps in:

NUMS 2014
Biology
Cell Cycle
Elimination Tool:

Bac

5 / 100

Category: Biology Ch 9 Class 11

Which one of the following types of cell are found in secondary xylem of angiosperms?

NTS 2015 DUHS and JSMU
Biology
Kingdom Plantae
Elimination Tool:

6 / 100

Category: Biology

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

7 / 100

Category: Biology Ch 9 Class 12

Chimaeric DNA is also known as

8 / 100

Category: Biology

Q.25  The substrate of the trypsin is:

9 / 100

Category: Biology Ch 13 Class 11

The blood enters the _____ side of heart

10 / 100

Category: Biology Ch 5 Class 12

Apical meristems are located at

11 / 100

Category: Biology

Which of the following blood transfusions can be made safely?

NUMS Mock 2
Biology
Variation and Genetics

12 / 100

Category: Biology

The hormone which controls the uptake of Sodium ions in kidney and its maintenance in blood plasma is:

NUMS Mock 2
Biology
Coordination and Control

13 / 100

Category: Biology

Q4 The branch that deals with the study of viruses fs known as?

14 / 100

Category: Biology Ch 9 Class 11

Which characteristic led to the evolution of seed?

NUMS 2020
Biology
Kingdom Plantae
Elimination Tool:

15 / 100

Category: Biology

5 different amino acids, numbered 1, 2, 3, 4, and 5, below from the following sequence in the path of a polypeptide chain:

1-2-3-4-2-5-3

Messenger RNA codon, which correspond to the amino acids, are:
amino acid 1 UGU

amino acid 2 GAU

amino acid 3 CAC

amino acid 4 UAG

amino acid 5 AAG

Which one of the following DNA bases sequences could provide the code for the given section of the polypeptide?

NUMS Mock 2
Biology
Biological Molecules

16 / 100

Category: Biology Ch 9 Class 12

Which one of the following options is NOT an example of genetic engineering?

NTS 2019
Biology
Biotechnology
Elimination Tool:

17 / 100

Category: Biology Ch 8 Class 12

Filial is a Latin word. It means

18 / 100

Category: Biology Ch 1 Class 11

A structure formed by groups of similar cells organized into loose sheetsor bundles performing similar functions is called as:

19 / 100

Category: Biology Ch 4 Class 11

During digesting the phagocytosed food particles vesicles formed from fusion of phagocytic vacuole with the enzymes secreted by Golgi apparantus are called

20 / 100

Category: Biology

Q.51 The water splitting step of photosynthesis is called?

21 / 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:

22 / 100

Category: Biology Ch 2 Class 12

When a physician elicits the knee-jerk reflex by tapping deep tendons in the knee, the normal response is for the lower leg to swing forward. When this happens:

NTS 2013
Biology
Support and Movement
Elimination Tool:

23 / 100

Category: Biology Ch 13 Class 11

In which of the following are book lungs found?

NUMS 2014
Biology
Gaseous Exchange
Elimination Tool:

24 / 100

Category: Biology Ch 9 Class 11

Red algae do not contribute towards:

PMC 2020
Biology
Kingdom Plantae
Elimination Tool:

25 / 100

Category: Biology

Q.57 Electron transport chain pumps protons across the membrane from __________ to ____________.

26 / 100

Category: Biology Ch 6 Class 11

The first bacterium isolated was

27 / 100

Category: Biology Ch 12 Class 11

Undigested food in cockroach is stored in:

NUMS 2015
Biology
Nutrition
Elimination Tool:

28 / 100

Category: Biology

At what point are two populations descending from the same ancestral stock considered separate species?

NUMS Mock 4
Biology
Evolution

29 / 100

Category: Biology Ch 13 Class 12

Driving force for all the cycles in ecosystem is

30 / 100

Category: Biology Ch 5 Class 11

Those organisms which can prepare their own food from simple inorganic material and can store energy are called

31 / 100

Category: Biology Ch 5 Class 12

Meristems are group of cells that

32 / 100

Category: Biology

Q.38 Which of the following best describes a coenzyme?

33 / 100

Category: Biology Ch 10 Class 12

Carolus Linnaeus was believer of which of the following?

PMC Sample 1
Biology
Evolution
Elimination Tool:

34 / 100

Category: Biology

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

35 / 100

Category: Biology Ch 7 Class 12

In meiosis II, ______ differentiate into sperms.

NUMS 2019 Reconduct
Biology
Cell Cycle
Elimination Tool:

36 / 100

Category: Biology Ch 3 Class 11

Non-protein but inorganic, detachable co-factors are called ______:

NUMS 2020
Biology
Enzymes
Elimination Tool:

37 / 100

Category: Biology Ch 3 Class 11

Lock and Key Model for enzyme action propose by Emil Fischer suggests that:

PMC 2020
Biology
Enzymes
Elimination Tool:

38 / 100

Category: Biology Ch 4 Class 12

Only one ovary is functional at a time in:

NUMS 2015
Biology
Reproduction
Elimination Tool:

39 / 100

Category: Biology

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

40 / 100

Category: Biology Ch 11 Class 11

In the Calvin cycle, the reducing power from NADPH is used during:

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

41 / 100

Category: Biology

Consider the following statements regarding blood pressure:

1. It is the pressure exerted by the blood on the walls of any vessel.

2. It decreases in the arteries as the distance from the heart increases.

3. It is lower in the capillaries than in the arteries.

4. It is usually lower in women than in men.

Choose the correct statements.

NUMS Mock 3
Biology
Transport

42 / 100

Category: Biology Ch 8 Class 11

The most common example of members of the kingdom fungi is/are:

NUMS 2015
Biology
Kingdom Fungi
Elimination Tool:

43 / 100

Category: Biology Ch 9 Class 12

Golden rice is a promising transgenic crop. When released for cultivation, it will help in

PMC Practice 11
Biology
Biotechnology
Elimination Tool:

44 / 100

Category: Biology Ch 8 Class 11

Those fungi which can grow only on their living host and cannot be grown on available defined growth culture medium e.g. various mildews and most rust species are called?

PMC Sample 2
Biology
Kingdom Fungi
Elimination Tool:

45 / 100

Category: Biology

The diagram represents two liquids, separated by a membrane through which osmosis can occur.

What movement of molecules will occur?

NUMS Mock 3
Biology
Transport

46 / 100

Category: Biology Ch 11 Class 11

Which part of the cell does glycolysis occur in?

NTS 2018
Biology
Bioenergetics
Elimination Tool:

47 / 100

Category: Biology Ch 6 Class 12

Which statement correctly describes the transcription of DNA?

PMC 2020
Biology
Chromosomes and DNA
Elimination Tool:

48 / 100

Category: Biology Ch 11 Class 12

Mosses are

49 / 100

Category: Biology Ch 3 Class 11

The rate of reaction is directly proportional to the concentration of an enzyme which statement is incorrect in this respect:

50 / 100

Category: Biology Ch 11 Class 11

Immediate source of energy for cellular respiration is:

NUMS 2016
Biology
Bioenergetics
Elimination Tool:

51 / 100

Category: Biology

Q.65 Which of the following statements about the systemic affect of bacterial cells are true?

52 / 100

Category: Biology Ch 12 Class 11

The structure which prevents the entry of food particles into the respiratory passage is:

NUMS 2019 Cancelled
Biology
Nutrition
Elimination Tool:

53 / 100

Category: Biology Ch 10 Class 11

Despite the structural diversities, ____ are characterized by having a soft body protected by a calcareous shell developing from the mantle layer.

NUMS 2014
Biology
Kingdom Animalia
Elimination Tool:

54 / 100

Category: Biology Ch 6 Class 12

In semi-conservative replication

55 / 100

Category: Biology Ch 11 Class 11

C6H12O6 + 6O2 ? 6CO2 + 6H20 + ENERGY represents:

56 / 100

Category: Biology Ch 6 Class 11

E. coli and example of entrobacteriace is important for causing diarrheal diseases its size is:

57 / 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:

58 / 100

Category: Biology Ch 14 Class 11

The valve between right atrium and right ventricle is called:

NUMS 2014
Biology
Transport
Elimination Tool:

59 / 100

Category: Biology

The structure of an enzyme is altered by which of the following inhibitors?

NUMS Mock 3
Biology
Enzymes

60 / 100

Category: Biology Ch 12 Class 11

Chlorosis refers to the lack of:

NUMS 2016
Biology
Nutrition
Elimination Tool:

61 / 100

Category: Biology Ch 2 Class 12

Endoskeleton is secreted by:

62 / 100

Category: Biology

Q.10 Mating between relatives is called which of the following?

63 / 100

Category: Biology

The branch of science dealing with the fossil record is called:

NUMS Mock 2
Biology
Biology and its Major Fields of Specialization

64 / 100

Category: Biology

Q.56 During cyclic photophosphorylation, electrons are diverted back to:

65 / 100

Category: Biology

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

66 / 100

Category: Biology Ch 8 Class 12

What is the risk of color blind baby boy in a family when mother is color blind but father is normal?

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

67 / 100

Category: Biology Ch 3 Class 12

_________ is sometimes given by injection as an emergency treatment in cardiac arrest:

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

68 / 100

Category: Biology Ch 10 Class 11

Which vertebrate groups have scaly skin?

NTS 2013
Biology
Kingdom Animalia
Elimination Tool:

69 / 100

Category: Biology

Q.36   Parkinson’s disease is caused by cell death, which produces ____________.

70 / 100

Category: Biology Ch 5 Class 11

Five kingdom classification was proposed by :

71 / 100

Category: Biology Ch 5 Class 12

Intercalary meristems are of

72 / 100

Category: Biology Ch 4 Class 12

What is critical in photoperiodism?

73 / 100

Category: Biology Ch 11 Class 11

During the first three steps of glycolysis, glucose is converted to Fructose 1, 6-diphosphate by the rearrangement of the molecule and addition of two phosphate groups. The phosphate comes from?

NTS 2015 SMBBMC
Biology
Bioenergetics
Elimination Tool:

74 / 100

Category: Biology Ch 5 Class 12

Vegetative roots and shoots grow by

75 / 100

Category: Biology Ch 13 Class 12

Balance in the nutrient cycle can be upset when

76 / 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:

77 / 100

Category: Biology Ch 3 Class 11

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

78 / 100

Category: Biology

Egg-Laying mammals are called:

NUMS Mock 3
Biology
Reproduction

79 / 100

Category: Biology Ch 13 Class 11

Oxygen contents per liter of air is

80 / 100

Category: Biology Ch 6 Class 11

A bacterial cell envelope of mollicutes does not include?

PMC Sample 1
Biology
Kingdom Prokaryote
Elimination Tool:

81 / 100

Category: Biology Ch 8 Class 11

Fungi do not contain:

NTS 2010
Biology
Kingdom Fungi
Elimination Tool:

82 / 100

Category: Biology Ch 8 Class 12

Read the passage below to answer the question:

Hemophilia is a disorder in which blood fails to clot. Saad, a male hemophiliac, marries Sara, a normal woman and together they have four children, two boys (Ahmed and Ali) and two girls (Alia and Ayesha). None of the children display the symptoms of Hemophilia. Ahmed, Ali, Ayesha, and Ali all marry normal individuals and have children. None of Ahmeds or Ali’s children, male or female, display symptoms of hemophilia, but the sons of Alia and Ayesha display symptoms of hemophilia while the daughters of Alia and Ayesha do not.

If one of Ali’s daughters marries a normal man,what is the probability that one of their children will display symptoms of hemophilia:

NTS 2010
Biology
Variation and Genetics
Elimination Tool:

83 / 100

Category: Biology

Which one of the following is common to all neurons?

NUMS Mock 3
Biology
Coordination and Control

84 / 100

Category: Biology Ch 10 Class 12

Analogous organs show:

NUMS 2020
Biology
Evolution
Elimination Tool:

85 / 100

Category: Biology Ch 7 Class 12

During which stage of meiosis do centromeres divide?

NTS 2016 DUHS & JSMU
Biology
Cell Cycle
Elimination Tool:

86 / 100

Category: Biology Ch 12 Class 11

Milk drinking babies have an additional enzyme called:

NUMS 2016
Biology
Nutrition
Elimination Tool:

87 / 100

Category: Biology Ch 1 Class 12

Negative feedback mechanism is the characteristic of which class?

NUMS 2020
Biology
Homeostasis
Elimination Tool:

88 / 100

Category: Biology

Golgi complex is responsible for the formation of secretory granules in _____ cell.

NUMS Mock 4
Biology
Cell Structure and Function

89 / 100

Category: Biology Ch 11 Class 11

Molecular formula of chlorophyll ‘a’ molecule is:

90 / 100

Category: Biology Ch 10 Class 12

A group of interbreeding individuals belonging to a particular species and sharing a common geopraphic area is called?

PMC Sample 1
Biology
Evolution
Elimination Tool:

91 / 100

Category: Biology Ch 4 Class 11

_______ organelles are involved in the synthesis of the plant cell wall.

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

92 / 100

Category: Biology Ch 7 Class 12

Meiosis occurs at the time of

93 / 100

Category: Biology Ch 14 Class 11

The function of papillary muscles is to:

NUMS 2020
Biology
Transport
Elimination Tool:

94 / 100

Category: Biology Ch 7 Class 11

Most of the photosynthesis on earth is carried by

95 / 100

Category: Biology Ch 12 Class 12

In which zone plant community is most diverse

96 / 100

Category: Biology

 

Q.62 Which of the following is not a sterilization method for the control of bacteria?

97 / 100

Category: Biology Ch 9 Class 11

Sporophyte is

98 / 100

Category: Biology Ch 10 Class 11

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

99 / 100

Category: Biology Ch 8 Class 12

Which of the following condition is hybrid A. TT B. Tt C. tt D. All of these

100 / 100

Category: Biology Ch 1 Class 11

Which one is a micromolecule?

Your score is

The average score is 52%

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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 1 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 1”

  1. Anonymous

    Hello sr thanks for your service
    But there are some MCQ Wich are out of the PMC slabus in this test
    But the test was very useful to me thanks

  2. Q:27 problem

  3. Anonymous

    AOA sir
    Here in the test there are many mcqs that are not included in Nums r Pmc syllabus
    Kindly check it out
    Thanks
    But it’s very helpful
    Thanks

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