Biology Practice Test 2


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MDCAT Practice Tests

Biology Practice Test 2

1 / 100

Category: Biology Ch 5 Class 11

The genome of the virus includes the:

PMC Sample 1
Biology
Bio-diversity | Variety of Life
Elimination Tool:

2 / 100

Category: Biology Ch 5 Class 12

Thymus is found in the human body in _____.

PMC Practice 2
Biology
Growth and Development
Elimination Tool:

3 / 100

Category: Biology

Identify the incorrect statement about Charles Darwin’s theory:

NUMS Mock 1
Biology
Evoloution

4 / 100

Category: Biology Ch 2 Class 12

The number of muscles in a human body is about:

NTS 2012
Biology
Support and Movement
Elimination Tool:

5 / 100

Category: Biology Ch 4 Class 12

A major constituent of contraceptive pills is:

NUMS 2016
Biology
Reproduction
Elimination Tool:

6 / 100

Category: Biology Ch 7 Class 11

Stentor is a/an

7 / 100

Category: Biology Ch 7 Class 12

During anaphase, each chromosome has:

PMC 2021 Tested
Biology
Cell Cycle
Elimination Tool:

8 / 100

Category: Biology Ch 10 Class 11

What is the correct order of arthropod groups, from those with most legs to those with fewest legs?

NTS 2014
Biology
Kingdom Animalia
Elimination Tool:

9 / 100

Category: Biology Ch 13 Class 11

Number of spiracles present in the thorax of cockroach is

10 / 100

Category: Biology Ch 5 Class 11

Mark the one Kingdom having the most conspicuous living organisms?

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

11 / 100

Category: Biology Ch 7 Class 11

All of the following organisms belong to the kingdom protista EXCEPT:

NTS 2012
Biology
Kingdom Protista
Elimination Tool:

12 / 100

Category: Biology Ch 1 Class 12

Among the followings which is the most longest supportive cell?

13 / 100

Category: Biology

Q.17  Teichoic acids are the characters of:

14 / 100

Category: Biology

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

NUMS Mock 2
Biology
Gaseous Exchange

15 / 100

Category: Biology Ch 13 Class 12

Hydroelectricity is generated by using ______ of falling water.

16 / 100

Category: Biology Ch 7 Class 12

Gametes in animals are produced by which of the following?

PMC Practice 2
Biology
Cell Cycle
Elimination Tool:

17 / 100

Category: Biology Ch 2 Class 11

Antibodies are

NUMS 2019 Cancelled
Biology
Biological Molecules
Elimination Tool:

18 / 100

Category: Biology Ch 3 Class 11

Which step causes activation of catalytic site of an enzyme?

19 / 100

Category: Biology Ch 10 Class 12

The actual remains or traces of organisms that lived in ancident geological times

20 / 100

Category: Biology Ch 2 Class 11

Which one is an organic compound?

21 / 100

Category: Biology Ch 9 Class 11

Chlorophyta is considered to be closest to plants but do not resemble plants in having:

NUMS 2020
Biology
Kingdom Plantae
Elimination Tool:

22 / 100

Category: Biology Ch 2 Class 12

Myofibrils, within the muscle fibers, contain thick and thin filaments made up of _____ and ______ respectively:

NUMS 2020
Biology
Support and Movement
Elimination Tool:

23 / 100

Category: Biology Ch 5 Class 11

Encircle the miss – match:

NTS 2016 SMBBMC
Biology
Bio-diversity | Variety of Life
Elimination Tool:

24 / 100

Category: Biology Ch 3 Class 12

The estrogen hormone secretion during the oogenesis is stimulated by:

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

25 / 100

Category: Biology Ch 6 Class 11

Some bacteria ranging occasionally a size of 500 ?m in length are

26 / 100

Category: Biology Ch 11 Class 11

The process by which one molecule of Glucose splits up into molecules of Pyruvate is called:

NTS 2018
Biology
Bioenergetics
Elimination Tool:

27 / 100

Category: Biology Ch 9 Class 12

Cloning is the production of genetically identical copies of organisms/cells by:

NUMS 2015
Biology
Biotechnology
Elimination Tool:

28 / 100

Category: Biology Ch 4 Class 11

In cell fractionation various components of cells including its organelles can be isolated in different layers depending upon:

29 / 100

Category: Biology Ch 10 Class 12

Which of the following concepts is attributed to Lamarck?

NUMS 2014
Biology
Evolution
Elimination Tool:

30 / 100

Category: Biology

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

31 / 100

Category: Biology Ch 13 Class 12

Water constitutes –% of body weight?

32 / 100

Category: Biology Ch 13 Class 12

Which of the following trophic levels has the largest biomass in ecosystems?

NUMS 2018
Biology
Man and His Environment
Elimination Tool:

33 / 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:

34 / 100

Category: Biology

Q4 A condition with abnormal amount of fats is called:

35 / 100

Category: Biology Ch 4 Class 12

Male and female sea urchins release their sperm and eggs Into the water where fertilization takes place. How can their reproduction be described?

NTS 2013
Biology
Reproduction
Elimination Tool:

36 / 100

Category: Biology Ch 10 Class 11

Of the following which one is not the characteristic of Kingdom Animalia.

37 / 100

Category: Biology Ch 10 Class 11

Platyhelminthes means:

NTS 2017
Biology
Kingdom Animalia
Elimination Tool:

38 / 100

Category: Biology Ch 13 Class 12

The actual or preserved remains of the organisms that lived in the ancient past are called:

UHS 2018
Biology
Man and His Environment
Elimination Tool:

39 / 100

Category: Biology Ch 9 Class 12

Cloning is a form of:

NUMS 2016
Biology
Biotechnology
Elimination Tool:

40 / 100

Category: Biology

Q.51 Which of the following is the respiratory surface in human beings?

41 / 100

Category: Biology Ch 4 Class 11

Select the pair of organs, that contains a large number of mitochondria:

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

42 / 100

Category: Biology Ch 10 Class 12

Most of the fossils are found in which of the following?

PMC Sample 1
Biology
Evolution
Elimination Tool:

43 / 100

Category: Biology Ch 7 Class 11

Cyanobacteria resemble photosynthetic eukaryotes because they have:

PMC 2021 Tested
Biology
Kingdom Protista
Elimination Tool:

44 / 100

Category: Biology

Q.30 This group of animals has three bones in the ear.

45 / 100

Category: Biology Ch 8 Class 11

Drug obtained from fungus used for lowing blood cholesterol is

UHS 2010
Biology
Kingdom Fungi
Elimination Tool:

46 / 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

47 / 100

Category: Biology

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

48 / 100

Category: Biology Ch 12 Class 11

Intrinsic factor is secreted by:

NUMS 2020
Biology
Nutrition
Elimination Tool:

49 / 100

Category: Biology Ch 9 Class 11

The most successful land adapting plants are:

NUMS 2020
Biology
Kingdom Plantae
Elimination Tool:

50 / 100

Category: Biology Ch 5 Class 11

The size of smallest virus is:

51 / 100

Category: Biology Ch 9 Class 11

The scientific name of potato is Solanum tuberosum and that of brinjal is Solanum melongena. This indicates that both potato and brinjal are members of the

NTS 2014
Biology
Kingdom Plantae
Elimination Tool:

52 / 100

Category: Biology Ch 12 Class 11

Absorption of digested food occurs mainly in:

NUMS 2014
Biology
Nutrition
Elimination Tool:

53 / 100

Category: Biology Ch 8 Class 11

Which of the following endoparasites of humans does show viviparity?

NTS 2018
Biology
Kingdom Fungi
Elimination Tool:

54 / 100

Category: Biology Ch 12 Class 11

Plants absorb it in the form of soluble phosphates. It is present abundantly in the growing and storage organs of plants. What is it?

NTS 2012
Biology
Nutrition
Elimination Tool:

55 / 100

Category: Biology Ch 5 Class 11

Bacteriophages, or phages are also known as:

PMC Sample 2
Biology
Bio-diversity | Variety of Life
Elimination Tool:

56 / 100

Category: Biology Ch 5 Class 11

These viruses usually occur in two structural forms:

PMC Sample 2
Biology
Bio-diversity | Variety of Life
Elimination Tool:

57 / 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?

58 / 100

Category: Biology Ch 3 Class 12

Type of neurons found exclusively in CNS are:

59 / 100

Category: Biology Ch 8 Class 12

The total number of genes present in a particular population, at a particular time is called:

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

60 / 100

Category: Biology Ch 6 Class 12

Rate of DNA replication by DNA polymerase is

61 / 100

Category: Biology Ch 2 Class 12

Select a sessile zooflagellate:

NUMS 2020
Biology
Support and Movement
Elimination Tool:

62 / 100

Category: Biology Ch 9 Class 12

DNA fingerprinting is basically done for:

NUMS 2015
Biology
Biotechnology
Elimination Tool:

63 / 100

Category: Biology Ch 3 Class 11

Some enzymes require the presence of a non protein molecule to behave catalytically. An enzyme devoid of this molecule is called a(n):

NTS 2013
Biology
Enzymes
Elimination Tool:

64 / 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:

65 / 100

Category: Biology Ch 3 Class 11

Identify the wrong statements.

(a) The substrate binds to active site of enzyme and not fitting into active site

(b) The binding of substrate induces the enzyme to alter its shape

(c) Chemical bonds of substrate break down not to form new enzyme-product complex

(d) The enzyme releases the products of the reaction and runs through catalytic cycle once again

NUMS 2019 Reconduct
Biology
Enzymes
Elimination Tool:

66 / 100

Category: Biology Ch 1 Class 12

Higher turgor pressure in a plant cell is maintained by:

67 / 100

Category: Biology Ch 14 Class 11

The causes of Cyanosis include:

NTS 2010
Biology
Transport
Elimination Tool:

68 / 100

Category: Biology Ch 2 Class 11

Which of the following is the constituent of RNA molecule?

NUMS 2019 Cancelled
Biology
Biological Molecules
Elimination Tool:

69 / 100

Category: Biology

When a fetus is in the uterus, what carries oxygen away from the placenta?

NUMS Mock 1
Biology
Reproduction

70 / 100

Category: Biology Ch 10 Class 11

The function of coelom is

71 / 100

Category: Biology Ch 8 Class 11

Fungi which cause thrush in humans:

UHS 2013
Biology
Kingdom Fungi
Elimination Tool:

72 / 100

Category: Biology

Q.39   The fertilization of ovum takes place at:

73 / 100

Category: Biology Ch 4 Class 12

In the male reproductive tract, sperm cells follow a specific path. Which of the following do sperm cells enter after traveling through the epididymis?

PMC Sample 2
Biology
Reproduction
Elimination Tool:

74 / 100

Category: Biology Ch 7 Class 12

_______ is the most critical phase of mitosis.

NUMS 2015
Biology
Cell Cycle
Elimination Tool:

75 / 100

Category: Biology Ch 11 Class 11

FADH2 is produced during which step of the Krebs cycle?

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

76 / 100

Category: Biology Ch 10 Class 12

Adaptations that an organism acquires by its own actions are

77 / 100

Category: Biology Ch 4 Class 12

What is critical in photoperiodism?

78 / 100

Category: Biology Ch 4 Class 12

Colour of corpus luteum is:

NUMS 2018
Biology
Reproduction
Elimination Tool:

79 / 100

Category: Biology Ch 10 Class 12

Most fossils are found in the

80 / 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:

81 / 100

Category: Biology

Q.15 Urethra and vagina have openings to the exterior:

82 / 100

Category: Biology

Q.60 Which of the following statements correctly describes how the host cell membrane is changed by viral replication?

83 / 100

Category: Biology Ch 12 Class 11

Deficiency of K+ causes:

84 / 100

Category: Biology Ch 2 Class 11

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

85 / 100

Category: Biology Ch 5 Class 12

Which of the following is NOT a function of Abscisic acid?

PMC Sample 3
Biology
Growth and Development
Elimination Tool:

86 / 100

Category: Biology Ch 4 Class 12

In asexual reproduction offspring are produced by

87 / 100

Category: Biology Ch 6 Class 12

The number of base pairs in a complete helical turn is/are:

NUMS 2020
Biology
Chromosomes and DNA
Elimination Tool:

88 / 100

Category: Biology

Booklungs serve the function of respiration in:

NUMS Mock 3
Biology
Gaseous Exchange

89 / 100

Category: Biology Ch 1 Class 12

Ammonia is chief excretory product in:

NUMS 2014
Biology
Homeostasis
Elimination Tool:

90 / 100

Category: Biology Ch 2 Class 12

Which one of the following forms the blk of exoskeleton of an arthropod?

91 / 100

Category: Biology Ch 9 Class 12

Which of the following diseases CANNOT be cured by gene therapy?

NUMS 2019 Reconduct
Biology
Biotechnology
Elimination Tool:

92 / 100

Category: Biology Ch 8 Class 11

The Kingdom of recyclers is known as kingdom

93 / 100

Category: Biology Ch 7 Class 11

Radiolarians belong to which of the following protozoal group?

94 / 100

Category: Biology Ch 7 Class 11

In which of the following pigments major energy reserves and cell wall are like plants?

95 / 100

Category: Biology Ch 2 Class 12

Which of the following bones are present in the palm of the hand:

NTS 2010
Biology
Support and Movement
Elimination Tool:

96 / 100

Category: Biology

Q.13 The frequency of allele if it is evolutionary successful is?

97 / 100

Category: Biology Ch 10 Class 12

Which statement is incorrect?

98 / 100

Category: Biology Ch 10 Class 11

Amphibians live on:

NUMS 2016
Biology
Kingdom Animalia
Elimination Tool:

99 / 100

Category: Biology Ch 3 Class 11

Which statement is incorrect about Lock and Key Model?

100 / 100

Category: Biology Ch 5 Class 12

Meristems are of

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