Biology Practice Test 5

Entry test contains most of the Biology MCQs. FSC Pre-Medical Part 2 Biology book MCQs. HSSC bio questions MCQs. Solved Chapterwise Biology MCQs for first-year 12 class MCQs and 11 class MCQs. Second-year and first-year Biology textbooks chapter-wise MCQs with the answer are provided here. The Biology portion is helpful in MDCAT , NTS NAT , and NUST . PakLearningSpot PLS MCQs Bank website for FREE Entry test preparations




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Biology Practice Test 5

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1 / 100

Category: Biology

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

NUMS Mock 3
Biology
Support and Movement

2 / 100

Category: Biology Ch 6 Class 11

Vibrio cholera is an example of ______ type of bacteria.

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

3 / 100

Category: Biology Ch 13 Class 11

The maximum amount of oxygen which normal human blood absorbs and carries at sea level is how many ml per 100 ml of blood?

PMC Sample 2
Biology
Gaseous Exchange
Elimination Tool:

4 / 100

Category: Biology

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

NUMS Mock 3
Biology
Nutrition

5 / 100

Category: Biology

_______ is involved in lipid synthesis/metabolism.

NUMS Mock 4
Biology
Cell Structure and Function

6 / 100

Category: Biology Ch 3 Class 12

Which type of sensory structures carry deep pressure and vibration sensations?

7 / 100

Category: Biology Ch 8 Class 11

Root like structure in saprotrophic fungi are called

8 / 100

Category: Biology

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

9 / 100

Category: Biology Ch 1 Class 12

In a hot summer after noon, if your body’s Homeostatic machinery keep your internal temperature quite lower than that of external than this is an example of

10 / 100

Category: Biology Ch 1 Class 12

The technique used for the non-surgical removal of kidney stones is called:

NUMS 2016
Biology
Homeostasis
Elimination Tool:

11 / 100

Category: Biology Ch 13 Class 11

In which of the following are book lungs found?

NUMS 2014
Biology
Gaseous Exchange
Elimination Tool:

12 / 100

Category: Biology Ch 3 Class 12

Which brain portion is responsible for controlling body coordination?

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

13 / 100

Category: Biology Ch 4 Class 12

What is the commercial method of producing millions of seedlings in limited time?

NUMS 2016
Biology
Reproduction
Elimination Tool:

14 / 100

Category: Biology

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

15 / 100

Category: Biology Ch 6 Class 12

Haploid and monoploid numbers of chromosomes of hexaploid wheat are:

NTS 2014
Biology
Chromosomes and DNA
Elimination Tool:

16 / 100

Category: Biology

What type of atom is the carbon atom?

NUMS Mock 2
Biology
Biological Molecules

17 / 100

Category: Biology Ch 14 Class 11

Identify the only cells in leaf epidermis, which are NOT connected to other cells by plasmodesmata and are involved in photosynthesis.

NUMS 2019 Reconduct
Biology
Transport
Elimination Tool:

18 / 100

Category: Biology Ch 3 Class 12

Lymph nodes are not present:

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

19 / 100

Category: Biology

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

20 / 100

Category: Biology Ch 3 Class 12

Which one of the following is a neurotransmitter?

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

21 / 100

Category: Biology

The finger like infoldings, which are formed by inner membrane of mitochondria, are called:

NUMS Mock 2
Biology
Cell Structure and Function

22 / 100

Category: Biology

Carbon dioxide joins the photosynthetic pathway at:

NUMS Mock 1
Biology
Bioenergetics

23 / 100

Category: Biology

The inhibitor which closely resembles the substrate in its molecular structure and inhibits the enzyme activity by binding to the active site of the enzyme is called:

NUMS Mock 4
Biology
Enzymes

24 / 100

Category: Biology Ch 3 Class 11

Biological molecules (proteins) which catalyze a biochemical reaction and remain unchanged after completion of reaction are called

25 / 100

Category: Biology Ch 4 Class 11

Lysosomes are also called:

NTS 2012
Biology
Cell Structure and Function
Elimination Tool:

26 / 100

Category: Biology Ch 9 Class 11

The botanical name of Imli is:

NTS 2012
Biology
Kingdom Plantae
Elimination Tool:

27 / 100

Category: Biology Ch 5 Class 12

A plant has a growth pattern called

28 / 100

Category: Biology Ch 11 Class 11

The dark reactions of photosynthesis are characterized by:

NTS 2016 DUHS & JSMU
Biology
Bioenergetics
Elimination Tool:

29 / 100

Category: Biology Ch 12 Class 11

Which of the following are animals with pointed ends and a tube like digestive tract?

NTS 2016 DUHS & JSMU
Biology
Nutrition
Elimination Tool:

30 / 100

Category: Biology Ch 4 Class 11

In which model do proteins float in membrane-like iceberg in sea:

NTS 2010
Biology
Cell Structure and Function
Elimination Tool:

31 / 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:

32 / 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:

33 / 100

Category: Biology Ch 12 Class 11

Magnesium is present in which of the following?

34 / 100

Category: Biology

Which of the following enzymes is used to join DNA fragments?

NUMS Mock 4
Biology
Chromosomes and DNA

35 / 100

Category: Biology Ch 2 Class 11

Which of the following has the ability to develop ester linkage with OH group of Pentose sugar?

NUMS 2019 Reconduct
Biology
Biological Molecules
Elimination Tool:

36 / 100

Category: Biology Ch 7 Class 12

At what phase the DNA content of a cell is doubled?

PMC 2020
Biology
Cell Cycle
Elimination Tool:

37 / 100

Category: Biology Ch 14 Class 11

The cells which play a very important role in developing immunity are:

PMC 2020
Biology
Transport
Elimination Tool:

38 / 100

Category: Biology Ch 13 Class 11

Carbon dioxide is carried in the blood, mainly as:

NUMS 2015
Biology
Gaseous Exchange
Elimination Tool:

39 / 100

Category: Biology Ch 11 Class 12

Secondary succession starts from A.

40 / 100

Category: Biology Ch 10 Class 12

Natural selection can amplify or diminish variations that are

41 / 100

Category: Biology Ch 6 Class 11

In bacterial categories the bacteria smaller in number are

42 / 100

Category: Biology Ch 4 Class 12

In cloning, nucleus is introduced into

43 / 100

Category: Biology Ch 3 Class 12

Which of the following neurotransmitters function, both as neurotransmitter and hormones, decreasing our perception of pain?

PMC 2020
Biology
Coordination and Control
Elimination Tool:

44 / 100

Category: Biology Ch 6 Class 12

The sequence of nucleotides that determines the amino acid sequence of a protein is

45 / 100

Category: Biology

Q.45 Muscle fatigue is characterized by all except:

46 / 100

Category: Biology Ch 7 Class 12

In meiosis II, ______ differentiate into sperms.

NUMS 2019 Reconduct
Biology
Cell Cycle
Elimination Tool:

47 / 100

Category: Biology Ch 1 Class 12

Excretory system, consisting of protonephridia tubes, are present in phylum:

NUMS 2020
Biology
Homeostasis
Elimination Tool:

48 / 100

Category: Biology Ch 8 Class 12

In nature, Garden pea is

49 / 100

Category: Biology Ch 6 Class 11

Cyanobacteria have which of the following type of cell wall?

PMC Sample 2
Biology
Kingdom Prokaryote
Elimination Tool:

50 / 100

Category: Biology Ch 11 Class 11

Light reaction takes place on/in

51 / 100

Category: Biology

Steroids consist of _____ 6 membered carbon rings and one 5 membered carbon ring.

NUMS Mock 4
Biology
Biological Molecules

52 / 100

Category: Biology

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

53 / 100

Category: Biology Ch 6 Class 11

A bacterial cell envelope of mollicutes does not include?

PMC Sample 1
Biology
Kingdom Prokaryote
Elimination Tool:

54 / 100

Category: Biology Ch 3 Class 11

If the concentration of enzyme is kept constant and amount of substrate is increased a point is reached where increase in substrates concentration does not affect the reaction rate because of

55 / 100

Category: Biology

Q.16  Retroviruses have a special enzyme ‘reverse transcriptase’ which can convert ____________into ___________.

56 / 100

Category: Biology Ch 4 Class 11

The most abundant organic compounds in a mammalian cell are:

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

57 / 100

Category: Biology

Following group is the example of acoelomates:

NUMS Mock 1
Biology
Kingdom Animalia

58 / 100

Category: Biology

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

59 / 100

Category: Biology

Q.24  Pepsinogen is produce by:

60 / 100

Category: Biology Ch 6 Class 11

Which of the following structure primarily helps in attachment of bacteria on various surfaces?

61 / 100

Category: Biology Ch 13 Class 12

A lullaby is a song. No song is prose. Some proses are epics.
Conclusions:
I. Some proses are songs.
II. Some epics are lullabies.
III. Some songs are lullabies.
Which of the following is most appropriate in the above case?
a) Only II
b) Only III
c) I, II, and III are inappropriate

62 / 100

Category: Biology Ch 4 Class 12

All of the following are sexually transmitted diseases except:

NTS 2011
Biology
Reproduction
Elimination Tool:

63 / 100

Category: Biology Ch 5 Class 11

Which of the following are composed of proteins only which contain the information that codes for their own replication?

NUMS 2019 Reconduct
Biology
Bio-diversity | Variety of Life
Elimination Tool:

64 / 100

Category: Biology Ch 2 Class 12

In presence of muscle contraction, ______ is brought closer, _____ shortens and ______ disappears.

NUMS 2019 Reconduct
Biology
Support and Movement
Elimination Tool:

65 / 100

Category: Biology

Icosahedral viruses have how many faces?

NUMS Mock 4
Biology
Variety of Life

66 / 100

Category: Biology Ch 13 Class 12

Geothermal energy is

67 / 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:

68 / 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?

69 / 100

Category: Biology Ch 2 Class 12

Tendon is made up of:

NUMS 2014
Biology
Support and Movement
Elimination Tool:

70 / 100

Category: Biology Ch 1 Class 12

Sunken stomata are found in:

NUMS 2014
Biology
Homeostasis
Elimination Tool:

71 / 100

Category: Biology Ch 13 Class 11

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

NUMS 2015
Biology
Gaseous Exchange
Elimination Tool:

72 / 100

Category: Biology Ch 6 Class 11

Which of the following is not a component of extracellular matrix in bacteria?

NUMS 2015
Biology
Kingdom Prokaryote
Elimination Tool:

73 / 100

Category: Biology Ch 1 Class 12

In animals excess of nitrogen is excreted primarily in form of

74 / 100

Category: Biology Ch 6 Class 12

Which statement is correct?

75 / 100

Category: Biology Ch 3 Class 12

Which of the following is the function of adrenaline?

NUMS 2016
Biology
Coordination and Control
Elimination Tool:

76 / 100

Category: Biology Ch 9 Class 12

Which of the following is not necessary for PCR to occur?

PMC 2020
Biology
Biotechnology
Elimination Tool:

77 / 100

Category: Biology Ch 4 Class 12

Luteinizing hormone, which is produced by the pituitary gland, promotes ovulation and stimulate the ovaries to produce:

NUMS 2019 Cancelled
Biology
Reproduction
Elimination Tool:

78 / 100

Category: Biology Ch 11 Class 12

Diverse and stable community at the end of succession is

79 / 100

Category: Biology Ch 12 Class 12

Development of bark in plants and skin in animals is a method for

80 / 100

Category: Biology

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

81 / 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:

82 / 100

Category: Biology Ch 13 Class 12

Greenhouse gases are those that:

NUMS 2015
Biology
Man and His Environment
Elimination Tool:

83 / 100

Category: Biology Ch 13 Class 11

Oxygen, released into the atmosphere, comes from:

NUMS 2020
Biology
Gaseous Exchange
Elimination Tool:

84 / 100

Category: Biology Ch 2 Class 12

Joints found at the vertebrates are:

NTS 2014
Biology
Support and Movement
Elimination Tool:

85 / 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:

86 / 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:

87 / 100

Category: Biology Ch 9 Class 12

A weed engineered to produce a biodegradable plastic in cell granules is

88 / 100

Category: Biology Ch 8 Class 12

Read the passage below to answer the question:

Haemophilia is a disorder in which blood fails to clot. Saad, a male haemophiliac, 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 Haemophilia.

Ahmed, Ali, Ayesha, and Ali all marry normal individuals and have children. None of Ahmed’s or Ali’s children, male or female, display symptoms of haemophilia, but the sons of Alia and Ayesha display symptoms of haemophilia while the daughters of Alia and Ayesha do not.

Which of the following best explains the reason that Ahmed, Ali, Ayesha and Alia do not display symptoms of haemophilia, even though their father, Saad, is a haemophiliac.

NTS 2010
Biology
Variation and Genetics
Elimination Tool:

89 / 100

Category: Biology

Q.55 Complete breakdown of glucose molecule takes place in which of the following?

90 / 100

Category: Biology Ch 13 Class 11

During inspiration, the space inside the chest cavity is increased due to:

UHS 2019
Biology
Gaseous Exchange
Elimination Tool:

91 / 100

Category: Biology Ch 8 Class 12

The law of dominance is illustrated in the garden pea by:

NTS 2010
Biology
Variation and Genetics
Elimination Tool:

92 / 100

Category: Biology

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

NUMS Mock 1
Biology
Nutrition

93 / 100

Category: Biology

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

94 / 100

Category: Biology Ch 4 Class 12

In biennials and perennials, low temperature stimulus is not received by

95 / 100

Category: Biology Ch 6 Class 11

Which of the following bacteria do not have flagella commonly?

96 / 100

Category: Biology Ch 9 Class 11

Which of the following statement about alternation of generation in bryophytes is incorrect?

97 / 100

Category: Biology Ch 9 Class 11

Such inflorescence in which the main axis is elongated and bears sessile flowers is called:

NUMS 2015
Biology
Kingdom Plantae
Elimination Tool:

98 / 100

Category: Biology Ch 6 Class 12

Which is incorrect?

99 / 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:

100 / 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

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