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 Ch 14 Class 11

Identify the incorrect statement from the following:

NTS 2010
Biology
Transport
Elimination Tool:

2 / 100

Category: Biology

Q.66 Which type of sensory structures carrying the touch sensations are present in papillae extending into ridges of the finger tips?

3 / 100

Category: Biology

Muscular tube that passes through pharynx and joins stomach is:

NUMS Mock 1
Biology
Nutrition

4 / 100

Category: Biology Ch 1 Class 12

Which organ is called the body thermostat?

NUMS 2020
Biology
Homeostasis
Elimination Tool:

5 / 100

Category: Biology

Q.65 Which one of the following is the attribute of Lamarckism?

6 / 100

Category: Biology Ch 14 Class 11

What will happen, if there is an increase in plasma albumin?

NUMS 2014
Biology
Transport
Elimination Tool:

7 / 100

Category: Biology Ch 12 Class 12

Zone of lake water which is of open water near the surface is

8 / 100

Category: Biology Ch 11 Class 11

Exposure to ______ light is effective in photosynthesis as it enables guard cells to take up K+ and opening of stomata.

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

9 / 100

Category: Biology Ch 5 Class 11

Syphilis is caused by:

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

10 / 100

Category: Biology

As an excretory organ, liver:

NUMS Mock 3
Biology
Homeostasis

11 / 100

Category: Biology Ch 7 Class 12

Gametes in animals are produced by:

PMC 2021 Tested
Biology
Cell Cycle
Elimination Tool:

12 / 100

Category: Biology

Eukaryotic, multicellular, and consumers belong to ______ kingdom.

NUMS Mock 3
Biology
Bio-diversity | Variety of Life

13 / 100

Category: Biology Ch 7 Class 11

Stentor is a/an

14 / 100

Category: Biology Ch 7 Class 11

Which of the following is TRUE about Amoebae?

PMC 2020
Biology
Kingdom Protista
Elimination Tool:

15 / 100

Category: Biology

The ability of an individual to pass on its phenotype to future generations is known as:

NUMS Mock 1
Biology
Variation and Genetics

16 / 100

Category: Biology Ch 9 Class 11

Gymnosperms are referred to as “naked seeded plants”, because

NUMS 2016
Biology
Kingdom Plantae
Elimination Tool:

17 / 100

Category: Biology

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

NUMS Mock 2
Biology
Biotechnology

18 / 100

Category: Biology Ch 13 Class 12

In a forest, there are a lot of plants; trees, shrubs, and herbs. What will the Palm trees face if they grow in the same forest?

NTS 2019
Biology
Man and His Environment
Elimination Tool:

19 / 100

Category: Biology Ch 7 Class 11

Which of the following statement about Kingdom Protista is incorrect?

20 / 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:

21 / 100

Category: Biology Ch 11 Class 11

The point at which there is no net exchange of gases between leaves and atmosphere is known as

22 / 100

Category: Biology Ch 4 Class 11

What is the role of cholesterol in the cell membrane?

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

23 / 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:

24 / 100

Category: Biology Ch 12 Class 12

Productivity of an ecosystem is indicated by

25 / 100

Category: Biology

Which of the following, which is the incorrectly paired one?

NUMS Mock 2
Biology
Biology and its Major Fields of Specialization

26 / 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 1
Biology
Enzymes

27 / 100

Category: Biology

The table shows the characteristics of the blood in one blood vessel in the body.

Which blood vessel contains blood with these characteristics?

NUMS Mock 1
Biology
Transport

28 / 100

Category: Biology

Most enzymes have an optimum temperature of around:

NUMS Mock 4
Biology
Enzymes

29 / 100

Category: Biology Ch 4 Class 11

In which type of cells, cell wall is not present?

PMC 2020
Biology
Cell Structure and Function
Elimination Tool:

30 / 100

Category: Biology Ch 10 Class 12

Choose the correct combination:

NUMS 2019 Cancelled
Biology
Evolution
Elimination Tool:

31 / 100

Category: Biology

Q.64 Which of the following conditions is not required to be true for a population in Hardy-Veinberg equilibrium?

32 / 100

Category: Biology Ch 8 Class 11

Fungi store surplus food in the form of

UHS 2010
Biology
Kingdom Fungi
Elimination Tool:

33 / 100

Category: Biology Ch 6 Class 11

Which of the following bacteria are without a cell wall?

NUMS 2016
Biology
Kingdom Prokaryote
Elimination Tool:

34 / 100

Category: Biology Ch 5 Class 11

Which of the following is not related to the enveloped virus?

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

35 / 100

Category: Biology Ch 8 Class 12

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?

NTS 2016 SMBBMC
Biology
Variation and Genetics
Elimination Tool:

36 / 100

Category: Biology

Q.46  Identify the property which is not related to cardiac muscle:

37 / 100

Category: Biology Ch 10 Class 12

During aristotle time, it was thought that

PMC Sample 3
Biology
Evolution
Elimination Tool:

38 / 100

Category: Biology

Q.59 The last common ancestor of humans is known to be which of the following?

39 / 100

Category: Biology Ch 6 Class 11

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

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

40 / 100

Category: Biology

Transport of glucose across the cell membrane occurs by:

NUMS Mock 1
Biology
Cell Structure and Function

41 / 100

Category: Biology Ch 6 Class 12

DNA contains

42 / 100

Category: Biology Ch 4 Class 11

Anthocyanins are various types of colorful pigments present in the:

NUMS 2014
Biology
Cell Structure and Function
Elimination Tool:

43 / 100

Category: Biology

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

44 / 100

Category: Biology

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

NUMS Mock 2
Biology
Bioenergetics

45 / 100

Category: Biology Ch 3 Class 12

Type of neurons found exclusively in CNS are:

46 / 100

Category: Biology

Q43 The animals in which there are separate male and female individuals are called?

47 / 100

Category: Biology

Identify the incorrect statement about Charles Darwin’s theory:

NUMS Mock 1
Biology
Evoloution

48 / 100

Category: Biology

The number and sequence of amino acids along a polypeptide chain is called _______ structure of a protein.

NUMS Mock 2
Biology
Biological Molecules

49 / 100

Category: Biology Ch 9 Class 11

Excess water in plants is forced out in the form of droplets through?

PMC 2021 Tested
Biology
Kingdom Plantae
Elimination Tool:

50 / 100

Category: Biology

_________ hormone is released from the posterior lobe of the pituitary gland.

NUMS Mock 3
Biology
Coordination and Control

51 / 100

Category: Biology Ch 2 Class 12

Pectoral fins are enlarged in:

NUMS 2015
Biology
Support and Movement
Elimination Tool:

52 / 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:

53 / 100

Category: Biology Ch 5 Class 12

In sexual reproduction, plants have diplohaplontic life cycle with alternating

54 / 100

Category: Biology Ch 8 Class 12

If we cross round (RR) seeded plants with wrinkled (rr) seed plant, and get F1 round seeded. In F2 generation, what will be genotypic ration of plants try Punnett square method?

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

55 / 100

Category: Biology Ch 10 Class 11

Of the following which one is not the characteristic of triploblasts.

56 / 100

Category: Biology Ch 1 Class 11

A large regional community primarily determined by climate is called :

57 / 100

Category: Biology Ch 13 Class 11

During breathing air from Pharynx enters to:

UHS 2018
Biology
Gaseous Exchange
Elimination Tool:

58 / 100

Category: Biology Ch 6 Class 12

Part of the amino acid sequences In normal and sickle cell hemoglobin are shown.

Normal haemoglobin

Thr – pro – glu – glu

Sickle cell haemoglobin

thr – pro – val – glu

mRNA codons for these amino acids are

Glutamine (glu) GAA GAG

Threonine (thr) ACU ACC

Proline (pro) CCU CCC

Valine (val) GUA GUG

Which transfer RNA molecule is Involved in the formation of this part of the sickle cell haemoglobin?

NTS 2016 DUHS & JSMU
Biology
Chromosomes and DNA
Elimination Tool:

59 / 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:

60 / 100

Category: Biology Ch 11 Class 12

Secondary succession starts from A.

61 / 100

Category: Biology Ch 3 Class 12

Which of the following is antagonist to Auxin in terms of promotion of stem growth?

62 / 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

63 / 100

Category: Biology Ch 13 Class 11

The function of respiratory passage, Cilia is to keep the airways clear of:

NTS 2019
Biology
Gaseous Exchange
Elimination Tool:

64 / 100

Category: Biology Ch 4 Class 11

Movement of the material across the cell membrane which does not requiring expenditure of metabolic energy is called

65 / 100

Category: Biology Ch 5 Class 11

Organisms of which of the following kingdom have absorptive mode of nutrition:

66 / 100

Category: Biology

Q44 Study of fossils is called

67 / 100

Category: Biology Ch 5 Class 11

Which of the following is derived from Latin word VENUME which means poisonous?

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

68 / 100

Category: Biology Ch 4 Class 12

Hydra reproduces asexually by:

NUMS 2014
Biology
Reproduction
Elimination Tool:

69 / 100

Category: Biology

Carbon dioxide joins the photosynthetic pathway at:

NUMS Mock 1
Biology
Bioenergetics

70 / 100

Category: Biology

Q.55 The type of bronchitis that causes no permanent damage to the lungs and lasts for two weeks is known as

71 / 100

Category: Biology

Q.44 To produce ATP (adenosine triphosphate) in muscles, creatine phosphate (CP) transfers__________________ to adenosine diphosphate (ADP).

72 / 100

Category: Biology Ch 9 Class 12

In prokaryotes only one type of RNA polymerase is present, while ______ types of RNA polymerase are present in eukaryotes.

NUMS 2019 Reconduct
Biology
Biotechnology
Elimination Tool:

73 / 100

Category: Biology Ch 1 Class 12

The active uptake of sodium in the ascending limb or thick loop of Henle is promoted by the action of:

PMC 2020
Biology
Homeostasis
Elimination Tool:

74 / 100

Category: Biology Ch 4 Class 11

The following are all features of eukaryotic cells:

I. chloroplast

II. peroxisome

III. lysosome

IV. mitochondrion

v. nucleus

Which of these have a double membrane?

NTS 2014
Biology
Cell Structure and Function
Elimination Tool:

75 / 100

Category: Biology Ch 3 Class 11

Which of the following statements is incorrect?

PMC Practice 1
Biology
Enzymes
Elimination Tool:

76 / 100

Category: Biology Ch 8 Class 12

A continuously varying trait is encoded by alleles of two or more different genes located at different loci, all influencing the same trait in an additive way is known as ________.

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

77 / 100

Category: Biology

Q.19 Darwins theory mainly focuses o

78 / 100

Category: Biology Ch 3 Class 12

The spinal nerves are functionally:

NUMS 2016
Biology
Coordination and Control
Elimination Tool:

79 / 100

Category: Biology Ch 2 Class 11

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

NUMS 2017
Biology
Biological Molecules
Elimination Tool:

80 / 100

Category: Biology Ch 9 Class 11

The simplest of all bryophytes are

81 / 100

Category: Biology Ch 10 Class 12

Natural selection can amplify or diminish variations that are?

PMC Sample 2
Biology
Evolution
Elimination Tool:

82 / 100

Category: Biology Ch 3 Class 12

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

NTS 2014
Biology
Coordination and Control
Elimination Tool:

83 / 100

Category: Biology

Q.44  When calcium gates of the smooth endoplasmic reticulum are open, then calcium is released into:

84 / 100

Category: Biology

Many scientists believe that one of the following is evolutionary origin(s) of animals, plants and fungi?

NUMS Mock 1
Biology
Evolution

85 / 100

Category: Biology Ch 11 Class 11

Glucose → 2 pyruvic acid + 2H2O

2ADP + 2Pi → 2 ATP

2NAD + 4H → 2NADH + 2H+

These three reactions collectively constitute ______.

NTS 2012
Biology
Bioenergetics
Elimination Tool:

86 / 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:

87 / 100

Category: Biology

In which of the following growth phases, the number of bacteria increases the most rapidly?

NUMS Mock 4
Biology
Kingdom Protista

88 / 100

Category: Biology Ch 1 Class 12

The characteristic which enable animals to tolerate dehydration is called

89 / 100

Category: Biology

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

NUMS Mock 4
Biology
Enzymes

90 / 100

Category: Biology

Q.7 A neuron located in the cential hervous system that projects its axon outside the CNS is called:

91 / 100

Category: Biology Ch 13 Class 11

Number of spiracles present in cockroach is

92 / 100

Category: Biology Ch 4 Class 11

DNA is found in which of the following structures?

NUMS 2016
Biology
Cell Structure and Function
Elimination Tool:

93 / 100

Category: Biology

Q.23 During inspiration, the diaphragm:

94 / 100

Category: Biology Ch 7 Class 12

Reverse of prophase is

95 / 100

Category: Biology Ch 12 Class 11

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

NTS 2016 SMBBMC
Biology
Nutrition
Elimination Tool:

96 / 100

Category: Biology

Which of the following occurs in the body in response to the secretion of Glucagon?

NUMS Mock 2
Biology
Homeostasis

97 / 100

Category: Biology Ch 14 Class 11

Semilunar valves are not present:

NUMS 2015
Biology
Transport
Elimination Tool:

98 / 100

Category: Biology Ch 3 Class 11

What is not true about the induced fit model:

NUMS 2018
Biology
Enzymes
Elimination Tool:

B

99 / 100

Category: Biology Ch 6 Class 11

Flagella originate from

100 / 100

Category: Biology Ch 5 Class 12

The best function of coelom is described as:

PMC Practice 2
Biology
Growth and Development
Elimination Tool:

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