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.

PLS Academy

Get Access to 20 thousands+ MCQs Including Topical MCQs, Practice Tests, Mock Tests, Solved Past Papers, Flashcards, Notes, FLPS, and Much More.

0%
8115
Created by Ali Durrani

MDCAT Practice Tests

Biology Practice Test 1

This is the Free Access to Limited MCQs. Enroll to PLS Boost Premium Bundle to Get More MCQs HERE

1 / 100

Category: Biology Ch 3 Class 11

A student of chemical engineering mistakenly engulfed the toxic compound “A” which was a potent inhibitor of a certain enzyme. He was immediately brought to a hospital where the doctor injected, intravenously, substrate “B” to minimize the toxic effect of Compound A. His life was saved from serious damage. The treatment method shows that compound A was a ______ inhibitor.

UHS 2019
Biology
Enzymes
Elimination Tool:

2 / 100

Category: Biology Ch 10 Class 11

Scales are present in:

NUMS 2015
Biology
Kingdom Animalia
Elimination Tool:

3 / 100

Category: Biology Ch 9 Class 11

Horsetails are included in class

4 / 100

Category: Biology Ch 3 Class 11

Excessive increase in temperature of medium causes the enzyme molecule to

 

5 / 100

Category: Biology Ch 11 Class 11

Visible light used in photosynthesis ranges from:

6 / 100

Category: Biology Ch 14 Class 11

Arteriosclerosis is:

NUMS 2016
Biology
Transport
Elimination Tool:

7 / 100

Category: Biology Ch 13 Class 12

Wind blows from area of

8 / 100

Category: Biology

The following statements are about enzymes:

1. They are globular proteins

2. They can be inhibited by competitive inhibitors

3. They are formed in the smooth endoplasmic reticulum

4. There are only found attached to Plasma membranes in the cell

Which statements are correct for all enzymes?

NUMS Mock 3
Biology
Enzymes

9 / 100

Category: Biology

The bacteria can cope in unfavorable condition by producing:

NUMS Mock 4
Biology
Kingdom Prokaryote

10 / 100

Category: Biology Ch 11 Class 12

Hydrosere is

11 / 100

Category: Biology Ch 11 Class 12

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

12 / 100

Category: Biology Ch 7 Class 12

Mitosis occurs in

13 / 100

Category: Biology Ch 8 Class 12

Erythroblastosis foetalis occurs when:

NTS 2011
Biology
Variation and Genetics
Elimination Tool:

D) Both mother and baby are Rh-positive

14 / 100

Category: Biology Ch 12 Class 11

Percentage of magnesium by mass in a human being is:

NUMS 2015
Biology
Nutrition
Elimination Tool:

15 / 100

Category: Biology

The type of plastids found in roots of plants are _____.

NUMS Mock 4
Biology
Cell Structure and Function

16 / 100

Category: Biology

The only possible treatment in end stage renal failure is:

NUMS Mock 3
Biology

17 / 100

Category: Biology Ch 2 Class 12

How many metacarpals are present In the hand?

NTS 2013
Biology
Support and Movement
Elimination Tool:

18 / 100

Category: Biology Ch 11 Class 12

Major regional ecological community of plants and animals forms

19 / 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:

20 / 100

Category: Biology Ch 4 Class 11

Etioplasts found in plants are actually one of the types of:

NUMS 2015
Biology
Cell Structure and Function
Elimination Tool:

21 / 100

Category: Biology Ch 9 Class 11

The male reproductive parts of the flower are called

UHS 2012
Biology
Kingdom Plantae
Elimination Tool:

22 / 100

Category: Biology

Q.40 Which of the following is true of both bacterial conjugation and meiosis?

23 / 100

Category: Biology

In which of the following phases of bacterial growth, is the death rate more rapid than the multiplication rate?

NUMS Mock 2
Biology
Kingdom Prokaryote

24 / 100

Category: Biology

Identify the incorrect statement about Charles Darwin’s theory:

NUMS Mock 1
Biology
Evoloution

25 / 100

Category: Biology Ch 12 Class 11

Deficiency of K+ causes:

26 / 100

Category: Biology Ch 4 Class 12

Which of the following is an ovoviviparous animal?

PMC Sample 1
Biology
Reproduction
Elimination Tool:

27 / 100

Category: Biology Ch 4 Class 11

The smaller (40S) of ribosome combines with larger subunit (60S) in the presence of Mg2+ ion to form _____ particle.

NUMS 2015
Biology
Cell Structure and Function
Elimination Tool:

28 / 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:

29 / 100

Category: Biology Ch 11 Class 11

NADH produces how many ATP?

NUMS 2016
Biology
Bioenergetics
Elimination Tool:

30 / 100

Category: Biology Ch 13 Class 12

Which of the following describes an ecological niche?

NTS 2015 SMBBMC
Biology
Man and His Environment
Elimination Tool:

31 / 100

Category: Biology Ch 3 Class 12

Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering:

32 / 100

Category: Biology Ch 1 Class 12

The characteristic which enable animals to tolerate dehydration is called

33 / 100

Category: Biology Ch 9 Class 12

Which one of the following is made up of radioactively labelled nucleotides?

UHS 2015
Biology
Biotechnology
Elimination Tool:

34 / 100

Category: Biology Ch 2 Class 11

Which type of protein structure contains the three dimensional structure?

NTS 2013
Biology
Biological Molecules
Elimination Tool:

35 / 100

Category: Biology Ch 7 Class 12

Which is a feature of malignant tumor?

36 / 100

Category: Biology

Which was the first virus to be successfully crystalized?

NUMS Mock 1
Biology
Bio-diversity | Variety of Life

37 / 100

Category: Biology Ch 14 Class 11

75% osmotic pressure of blood is maintained by:

NUMS 2015
Biology
Transport
Elimination Tool:

38 / 100

Category: Biology Ch 4 Class 11

Tissue is a

PMC 2020
Biology
Cell Structure and Function
Elimination Tool:

39 / 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:

40 / 100

Category: Biology Ch 8 Class 12

Which of the following does not belong to the same linkage group?

NUMS 2015
Biology
Variation and Genetics
Elimination Tool:

41 / 100

Category: Biology Ch 6 Class 12

The length of okazaki fragments in eukayotes is

42 / 100

Category: Biology

Lamarck is best known for his theory of:

NUMS Mock 3
Biology
Evolution

43 / 100

Category: Biology Ch 12 Class 12

Evolution of vascular bundles in plants and skeleton in animals is an adaptation for

44 / 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

45 / 100

Category: Biology Ch 11 Class 12

Wood forests form the

46 / 100

Category: Biology

An Rh negative woman is married to an Rh positive man whose father was also Rh negative. What are the chances that their child will be affected?

NUMS Mock 4
Biology
Variation and Genetics

47 / 100

Category: Biology Ch 9 Class 12

It is a method for rapid production of a very large number of copies of a particular fragment of DNA:

PMC 2020
Biology
Biotechnology
Elimination Tool:

48 / 100

Category: Biology Ch 5 Class 12

Secondary growth is actually

49 / 100

Category: Biology

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

50 / 100

Category: Biology Ch 6 Class 12

In Maxam – Gilbert method, DNA threads are:

NUMS 2015
Biology
Chromosomes and DNA
Elimination Tool:

51 / 100

Category: Biology Ch 1 Class 12

Humans are:

NUMS 2016
Biology
Homeostasis
Elimination Tool:

52 / 100

Category: Biology

The thickest chamber of the human heart is:

NUMS Mock 4
Biology
Transport

53 / 100

Category: Biology Ch 9 Class 12

The Plasmid pBR322 has antibiotic resistance genes for:

UHS 2019
Biology
Biotechnology
Elimination Tool:

54 / 100

Category: Biology

Q37 The muscle contraction depends on:

55 / 100

Category: Biology

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

NUMS Mock 3
Biology
Evolution

56 / 100

Category: Biology

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

57 / 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

58 / 100

Category: Biology

Pathway of energy used by muscles converted from food is:

NUMS Mock 3
Biology
Bioenergetics
Support and Movement

59 / 100

Category: Biology Ch 7 Class 12

Which of the following is a type of cell division that plays an important role in evolution?

NTS 2019
Biology
Cell Cycle
Elimination Tool:

60 / 100

Category: Biology Ch 12 Class 11

The leaf is bilobed with midrib between them. The plant is

61 / 100

Category: Biology Ch 3 Class 11

The type of energy, reduced by the enzymes, for biological reactions to occur is called the:

UHS 2019
Biology
Enzymes
Elimination Tool:

62 / 100

Category: Biology

The autonomic nervous system controls all of the following activities except:

NUMS Mock 1
Biology
Coordination and Control

63 / 100

Category: Biology Ch 13 Class 11

Chest cavity is bounded by ribs and muscles on the sides, while the floor of chest cavity is called:

NUMS 2015
Biology
Gaseous Exchange
Elimination Tool:

64 / 100

Category: Biology Ch 8 Class 11

Parasitic fungi absorb nutrients directly from the living host cytoplasm with the help of special hyphal tips called

65 / 100

Category: Biology Ch 2 Class 12

The significant flight muscle in birds is the:

NUMS 2014
Biology
Support and Movement
Elimination Tool:

66 / 100

Category: Biology Ch 3 Class 11

The number of substrate molecules converted into the product by one molecule of enzyme active site per unit time is called?

PMC Practice 2
Biology
Enzymes
Elimination Tool:

67 / 100

Category: Biology

How many ml of blood is pumped by each contraction of the heart?

NUMS Mock 1
Biology
Transport

68 / 100

Category: Biology Ch 8 Class 12

A pure breeding plant with the dominant phenotype of character P and the recessive phenotype of character Q was crossed with another pure breeding plant with the recessive phenotype of chracter P and the dominant phenotype of Q. The offspring of this cross were crossed with a double homozygous recessive for P and Q and the following results were obtained:

22 were phenotypically dominant for P and recessive for Q
5 were phenotypically dominant for both P and Q
4 were phenotypically recessive for both P and Q
24 were phenotypically recessive for P and dominant for Q
Which one of the following types of Inheritance is illustrated by these results?

Biology
Variation and Genetics
NTS 2013
Elimination Tool:

69 / 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:

70 / 100

Category: Biology

The scientific name of thorn Apple is?

NUMS Mock 2
Biology
Kingdom Plantae

71 / 100

Category: Biology Ch 9 Class 12

A single gene can be amplified by using:

NUMS 2019 Reconduct
Biology
Biotechnology
Elimination Tool:

72 / 100

Category: Biology Ch 7 Class 12

The term bivalent means:

NUMS 2014
Biology
Cell Cycle
Elimination Tool:

73 / 100

Category: Biology

Q.14   A man is suffering from fever. What will be the effect on his enzyme activity of the body?

74 / 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:

75 / 100

Category: Biology

 

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

76 / 100

Category: Biology Ch 7 Class 12

Microtubules are composed of

77 / 100

Category: Biology

Q.28 Flame cells in Planaria constitute the:

78 / 100

Category: Biology Ch 5 Class 12

Growth of multicellular plants occur in

79 / 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

80 / 100

Category: Biology Ch 4 Class 11

Who coined the term CELL?

81 / 100

Category: Biology Ch 10 Class 11

Filter feeders extract food particles from:

NUMS 2014
Biology
Kingdom Animalia
Elimination Tool:

82 / 100

Category: Biology Ch 6 Class 12

Y chromosome in humans:

NUMS 2015
Biology
Chromosomes and DNA
Elimination Tool:

83 / 100

Category: Biology Ch 1 Class 12

Capillaries present around the loop of Henle:

NUMS 2018
Biology
Homeostasis
Elimination Tool:

84 / 100

Category: Biology Ch 4 Class 12

In which of the following options is mitotic division involved?

NUMS 2015
Biology
Reproduction
Elimination Tool:

85 / 100

Category: Biology

Optimum pH for action of pepsin and salivary amylase is

NUMS Mock 2
Biology
Nutrition

86 / 100

Category: Biology Ch 12 Class 12

Which statement about hydrospheric ecosystem is incorrect?

87 / 100

Category: Biology

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

88 / 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:

89 / 100

Category: Biology Ch 14 Class 11

Autoimmune diseases act as the principle of:

PMC 2020
Biology
Transport
Elimination Tool:

90 / 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:

91 / 100

Category: Biology Ch 9 Class 11

Which of the following statement about plants is incorrect?

92 / 100

Category: Biology

Which of the following processes does NOT need Pyruvic Acid as a substrate?

NUMS Mock 2
Biology
Bioenergetics

93 / 100

Category: Biology Ch 4 Class 12

Which method is of asexual reproduction?

94 / 100

Category: Biology

Q.18   Pick the incorrect pair:

95 / 100

Category: Biology

Q.9 This is a reduced compound

96 / 100

Category: Biology Ch 10 Class 11

A characteristics features of Echinoderm is:

NTS 2011
Biology
Kingdom Animalia
Elimination Tool:

97 / 100

Category: Biology Ch 3 Class 12

Normal action potential of a neuronal cell is :

 

98 / 100

Category: Biology

Q.6 Outbreeding increases which of the following?

99 / 100

Category: Biology Ch 3 Class 11

A cofactor made of inorganic ion which is detachable is called

100 / 100

Category: Biology Ch 3 Class 11

A/An _______ is mostly a non-protein chemical compound that is required for the protein’s biological activity.

NTS 2019
Biology
Enzymes
Elimination Tool:

Your score is

The average score is 52%

0%

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.

JazakAllah


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

BIG SALE! FLAT 50% OFF

Protected