MDCAT Practice Tests
Biology Practice Test 2
1 / 100
Category: Biology Ch 5 Class 11
The genome of the virus includes the:
PMC Sample 1BiologyBio-diversity | Variety of LifeElimination Tool:
2 / 100
Category: Biology Ch 5 Class 12
Thymus is found in the human body in _____.
PMC Practice 2BiologyGrowth and DevelopmentElimination Tool:
3 / 100
Identify the incorrect statement about Charles Darwin’s theory:
NUMS Mock 1BiologyEvoloution
4 / 100
Category: Biology Ch 2 Class 12
The number of muscles in a human body is about:
NTS 2012BiologySupport and MovementElimination Tool:
5 / 100
Category: Biology Ch 4 Class 12
A major constituent of contraceptive pills is:
NUMS 2016BiologyReproductionElimination 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 TestedBiologyCell CycleElimination 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 2014BiologyKingdom AnimaliaElimination Tool:
9 / 100
Category: Biology Ch 13 Class 11
Number of spiracles present in the thorax of cockroach is
10 / 100
Mark the one Kingdom having the most conspicuous living organisms?
NTS 2018BiologyBio-diversity | Variety of LifeElimination Tool:
11 / 100
All of the following organisms belong to the kingdom protista EXCEPT:
NTS 2012BiologyKingdom ProtistaElimination Tool:
12 / 100
Category: Biology Ch 1 Class 12
Among the followings which is the most longest supportive cell?
13 / 100
Q.17 Teichoic acids are the characters of:
14 / 100
Which of the following is not an infection of the lungs/respiratory tract?
NUMS Mock 2BiologyGaseous Exchange
15 / 100
Category: Biology Ch 13 Class 12
Hydroelectricity is generated by using ______ of falling water.
16 / 100
Gametes in animals are produced by which of the following?
PMC Practice 2BiologyCell CycleElimination Tool:
17 / 100
Category: Biology Ch 2 Class 11
NUMS 2019 CancelledBiologyBiological MoleculesElimination 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
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 2020BiologyKingdom PlantaeElimination Tool:
22 / 100
Myofibrils, within the muscle fibers, contain thick and thin filaments made up of _____ and ______ respectively:
NUMS 2020BiologySupport and MovementElimination Tool:
23 / 100
Encircle the miss – match:
NTS 2016 SMBBMCBiologyBio-diversity | Variety of LifeElimination Tool:
24 / 100
Category: Biology Ch 3 Class 12
The estrogen hormone secretion during the oogenesis is stimulated by:
NUMS 2020BiologyCoordination and ControlElimination 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 2018BiologyBioenergeticsElimination Tool:
27 / 100
Category: Biology Ch 9 Class 12
Cloning is the production of genetically identical copies of organisms/cells by:
NUMS 2015BiologyBiotechnologyElimination 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
Which of the following concepts is attributed to Lamarck?
NUMS 2014BiologyEvolutionElimination Tool:
30 / 100
Q.38 Which of the following best describes a coenzyme?
31 / 100
Water constitutes –% of body weight?
32 / 100
Which of the following trophic levels has the largest biomass in ecosystems?
NUMS 2018BiologyMan and His EnvironmentElimination Tool:
33 / 100
Cell wall is only absent in the following group of bacteria;
PMC Practice 6BiologyKingdom ProkaryoteElimination Tool:
34 / 100
Q4 A condition with abnormal amount of fats is called:
35 / 100
Male and female sea urchins release their sperm and eggs Into the water where fertilization takes place. How can their reproduction be described?
NTS 2013BiologyReproductionElimination Tool:
36 / 100
Of the following which one is not the characteristic of Kingdom Animalia.
37 / 100
NTS 2017BiologyKingdom AnimaliaElimination Tool:
38 / 100
The actual or preserved remains of the organisms that lived in the ancient past are called:
UHS 2018BiologyMan and His EnvironmentElimination Tool:
39 / 100
Cloning is a form of:
NUMS 2016BiologyBiotechnologyElimination Tool:
40 / 100
Q.51 Which of the following is the respiratory surface in human beings?
41 / 100
Select the pair of organs, that contains a large number of mitochondria:
NUMS 2020BiologyCell Structure and FunctionElimination Tool:
42 / 100
Most of the fossils are found in which of the following?
PMC Sample 1BiologyEvolutionElimination Tool:
43 / 100
Cyanobacteria resemble photosynthetic eukaryotes because they have:
PMC 2021 TestedBiologyKingdom ProtistaElimination Tool:
44 / 100
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 2010BiologyKingdom FungiElimination Tool:
46 / 100
Which processes are essential in making nitrogen from dead plant material available to growing plants?
ammonificationdeaminationnitrificationnitrogen fixationNUMS Mock 2BiologyMan and His Enviornment
47 / 100
Q.21 When was the Tobacco mosaic virus successfully crystalized?
48 / 100
Category: Biology Ch 12 Class 11
Intrinsic factor is secreted by:
NUMS 2020BiologyNutritionElimination Tool:
49 / 100
The most successful land adapting plants are:
50 / 100
The size of smallest virus is:
51 / 100
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 2014BiologyKingdom PlantaeElimination Tool:
52 / 100
Absorption of digested food occurs mainly in:
NUMS 2014BiologyNutritionElimination Tool:
53 / 100
Which of the following endoparasites of humans does show viviparity?
NTS 2018BiologyKingdom FungiElimination Tool:
54 / 100
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 2012BiologyNutritionElimination Tool:
55 / 100
Bacteriophages, or phages are also known as:
PMC Sample 2BiologyBio-diversity | Variety of LifeElimination Tool:
56 / 100
These viruses usually occur in two structural forms:
57 / 100
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
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 CancelledBiologyVariation and GeneticsElimination Tool:
60 / 100
Category: Biology Ch 6 Class 12
Rate of DNA replication by DNA polymerase is
61 / 100
Select a sessile zooflagellate:
62 / 100
DNA fingerprinting is basically done for:
63 / 100
Some enzymes require the presence of a non protein molecule to behave catalytically. An enzyme devoid of this molecule is called a(n):
NTS 2013BiologyEnzymesElimination Tool:
64 / 100
he only promoter of Leaf’s senescence in the following plant hormones is:
PMC Practice 9BiologyCoordination and ControlGrowth and DevelopmentElimination Tool:
65 / 100
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 ReconductBiologyEnzymesElimination Tool:
66 / 100
Higher turgor pressure in a plant cell is maintained by:
67 / 100
Category: Biology Ch 14 Class 11
The causes of Cyanosis include:
NTS 2010BiologyTransportElimination Tool:
68 / 100
Which of the following is the constituent of RNA molecule?
69 / 100
When a fetus is in the uterus, what carries oxygen away from the placenta?
NUMS Mock 1BiologyReproduction
70 / 100
The function of coelom is
71 / 100
Fungi which cause thrush in humans:
UHS 2013BiologyKingdom FungiElimination Tool:
72 / 100
Q.39 The fertilization of ovum takes place at:
73 / 100
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 2BiologyReproductionElimination Tool:
74 / 100
_______ is the most critical phase of mitosis.
NUMS 2015BiologyCell CycleElimination Tool:
75 / 100
FADH2 is produced during which step of the Krebs cycle?
NUMS 2019 ReconductBiologyBioenergeticsElimination Tool:
76 / 100
Adaptations that an organism acquires by its own actions are
77 / 100
What is critical in photoperiodism?
78 / 100
Colour of corpus luteum is:
NUMS 2018BiologyReproductionElimination Tool:
79 / 100
Most fossils are found in the
80 / 100
The respiratory pigment, which has much higher affinity to combine with oxygen is:
NUMS 2016BiologyGaseous ExchangeElimination Tool:
81 / 100
Q.15 Urethra and vagina have openings to the exterior:
82 / 100
Q.60 Which of the following statements correctly describes how the host cell membrane is changed by viral replication?
83 / 100
Deficiency of K+ causes:
84 / 100
The bond formed when two or more atoms complete their electron shells by sharing electrons is called:
85 / 100
Which of the following is NOT a function of Abscisic acid?
PMC Sample 3BiologyGrowth and DevelopmentElimination Tool:
86 / 100
In asexual reproduction offspring are produced by
87 / 100
The number of base pairs in a complete helical turn is/are:
NUMS 2020BiologyChromosomes and DNAElimination Tool:
88 / 100
Booklungs serve the function of respiration in:
NUMS Mock 3BiologyGaseous Exchange
89 / 100
Ammonia is chief excretory product in:
NUMS 2014BiologyHomeostasisElimination Tool:
90 / 100
Which one of the following forms the blk of exoskeleton of an arthropod?
91 / 100
Which of the following diseases CANNOT be cured by gene therapy?
NUMS 2019 ReconductBiologyBiotechnologyElimination Tool:
92 / 100
The Kingdom of recyclers is known as kingdom
93 / 100
Radiolarians belong to which of the following protozoal group?
94 / 100
In which of the following pigments major energy reserves and cell wall are like plants?
95 / 100
Which of the following bones are present in the palm of the hand:
NTS 2010BiologySupport and MovementElimination Tool:
96 / 100
Q.13 The frequency of allele if it is evolutionary successful is?
97 / 100
Which statement is incorrect?
98 / 100
Amphibians live on:
NUMS 2016BiologyKingdom AnimaliaElimination Tool:
99 / 100
Which statement is incorrect about Lock and Key Model?
100 / 100
Meristems are of
Your score is
The average score is 59%