MDCAT Biology chapter wise online mcq test with answers for Biology

Students looking forward to medical profession first need to clear entry test. But main problem for candidates is that how to prepare for MDCAT test. So, you are now at the right place to prepare yourself online for the entry test. Here you can get online MCQs test and you just have to press start Test button and start preparations online at home.

Medical College Admission Test (MDCAT) required for seeking admission in medical colleges and universities comprises 220 total MCQs out of which 88 MCQs are included from Biology section as per the pattern set by University of Health Sciences (UHS).

MDCAT Biology Online Test

Try The MDCAT Biology Online Test

Total Questions80
Time Allowed60

Start Test Download PDF

MDCAT Biology Online Test

00:00

Question # 1

The condition in which Bacteria are without any flagella is called:

monotrichous A
atrichous B
lophotrichous C
amphtrichous D

Question # 2

Pig could be the source of infection of hepatitis

Question # 3

Which is derived from host cell

Nucleic acid A
Capsid B
Envelope C
All of these D

Question # 4

Stanley isolated viruses from the host cell of tobacco in:

1946 A
1892 B
1935 C
1835 D

Question # 5

We can strengthen the soil nitrogen resources by adding:

Liquid nitrogen to soil A
Ammonia gas to soil B
Nitrogen fertilizers to soil C
Nitrogen fixing bacteria to soil D

Question # 6

Which type of nucleic acid is found in the capsid of HIV

RNA A
DNA B
ssDNA C
None D

Question # 7

Ustilago tritici is called

Covered smut of wheat A
Covered smut of rice B
Loose smut of rice C
Loose smut of wheat D

Question # 8

An asymmetrical division of mycellium occurs during is

Fragmentation A
Budding B
Sporulation C
None of these D

Question # 9

The neuron which has central and peripheral branches is

Sensory neuron A
Motor neuron B
Associative neuron C
Relay neuron D

Question # 10

Which type of hepatitis leads to chronic liver disease?

Hepatitis D A
Hepatitis A B
Hepatitis B C
Hepatitis C D

Question # 11

Radial symmetry is present in

Adults of annelida A
Adults of echinodermata B
Adults of Cnidaria C
Both B and C D

Question # 12

Modern man has been on this planet for about

4000 years A
400,000 year B
40,000 years C
50,000 years D

Question # 13

Which is incorrect statement about spinal cord

White matter contains myelinated axons A
Grey matter contains non myelinated axons B
Grey matter contains cell bodies of sensory neurons C
Location of Peripheral nerve is near to spinal cord D

Question # 14

On poles, the average temperature is

Zero°C A
5°C B
Below freezing point C
None D

Question # 15

Phipps was inoculated with which first?

Small pox A
Chicken pox B
Pox C
Cow pox D

Question # 16

Which one of the following cell structure is inoled in the synthesis of lipids?

Endoplasmic Reticulum A
Golgi complex

B
Centrole C
Mitochondria D

Question # 17

During favorable conditions, certain bacteria produces.

Ribosomes A
Plasmids B
Mitochondria C
Spores D

Question # 18

All the followings are the characteristics of trichome of Nostoc except

Branched A
Spherical cells B
Contain heterocyst C
Embedded in a jelly like mass D

Question # 19

The inner membrane of mitochondria form extensive infoldings called.

Cristae A
Cisternae B
Lamella C
Bifidae D

Question # 20

By Gram staining technique, gram negative bacteria are stained:

Pink A
Purple B
Yellow C
Orange D

Question # 21

Filterable agents were discovered for yellow fever in

1898 A
1915 B
1917 C
1901 D

Question # 22

______ symbiont the root nodules of legume plants

Virus A
Fungi B
Bacteria C
Nematods D

Question # 23

The idea of inheritance of acquired characteristics was presented by

Margulis A
Lamarck B
Linnaeus C
Cuvier D

Question # 24

____________ hormone is antagonistic to insulin and causes increases in blood glucose level.

glycogen A
Nor epinephrine B
Calcium C
Thyroxine D

Question # 25

Which rule depicts its correct statement regarding temperature variation?

Allen's Rule:
Birds and mammals have greater size in cold region
A
Bergman's Rule:
The tail snout and ears are smaller in colder region.
B
Jordan's Rule:
Birds in cold regions are with narrow wings.
C
All are false. D

Question # 26

Animals involved in the construction of corals are

Polyps A
Medusae B
Gonozooids C
None D

Question # 27

Inorganic ions can play a role of ¬¬¬¬¬¬¬______ in enzyme catalysis

Coenzyme A
Inhibitor B
Apo enzyme C
Cofactor D

Question # 28

Man has ____________ linkage group

23 A
21 B
25 C
46 D

Question # 29

What happens when both alleles of a gene pair independently express in a heterozygote?

dominance A
incomplete dominance B
over dominance C
codominance D

Question # 30

_________ is are the part of gastric gland which produce hydrochloric acid.

Parietal cells A
Goblet cells B
Chief cells C
Zymogen cells D

Question # 31

Green, plants are basically:

Producers A
Consumers B
Decomposers C
None of these D

Question # 32

The removed metabolic wast from the blood is called.

Thermoregulation A
Osmoregulation B
Kidney failure C
Fxcretion D

Question # 33

In case of sickle cell anemia, in place of glutamic acid, _________ is found

Histidine A
Valine B
Proline C
Leucine D

Question # 34

The actinopods with glassy shells are

Radiolarians A
Foramniferans B
Apicomplexans C
Ciliates D

Question # 35

Veritable amino acid sequence in antibody molecule are found in_____

Both light chains only A
Both heavy chains only B
One heavy and one light chain C
Both heavy are light chains D

Question # 36

Plasmodium, is the apicomplexan that causes:

Malaria A
Yellow fever B
Tuberculosis C
Dysentery D

Question # 37

Protozoa responsible for creation of vast limestone deposits

Apicomplexans A
Ciliates B
Protozoans C
Foraminifera's D

Question # 38

Pure breeding lines of pea were taken regarding seed shape, Round and wrinkled and were creased with no intermediate between parents. All eff springs were found to be round, these result show:

Co-dominance A
Dominance relation ship B
Incomplete dominance C
Over dominance relationship D

Question # 39

The rod-shaped bacteria are called

Cocci A
Bacilli B
Vibriods C
Spirilla D

Question # 40

As the number of the predators decreases the numbering of prey:

Decreases A
Increases B
Remain constant C
Sometime increases sometime decrease D

Question # 41

Ovary of wheat is damaged by which hyphae in case of smut

Monokaryotic A
Coenocytic B
Dikaryotic C
None of these D

Question # 42

Carolous Linneaus divided all known forms of life into two kingdoms, the plants and

Animals A
Prokaryotes B
Monera C
Protista D

Question # 43

Features of most complex animals are

Triploblastic with true coelom A
Triploblastic with pseudocoelom B
Triploblastic with bilateral symmetry C
Triploblastic with radial symmetry D

Question # 44

_____________ is the 1st heat stable component used n PCR

Taq somerase A
Taq helicase B
Taq polymerease C
Taq SSOBo D

Question # 45

When we extract carotenoids from its source we see that it is.

Violet in colour A
Yellow green in colour B
Yellow to orange red in colour C
Blue green in colour D

Question # 46

Which of the following group of animals is a link between aquatic and terrestrial animals?

Fish A
Amphibians B
Reptiles C
Birds D

Question # 47

All viruses can reproduce within living organisms only so they are known as

Ecto parasite A
Endo parasite B
Obligative intracellular parasite C
Faculatative intracellular parasite D

Question # 48

The first person who argued from evidence that species were not created in their present form rather they had evolved from ancestral species was

Aristotle A
Lamarck B
Darwin C
Mendel D

Question # 49

Foraminifeans and actinopods produce:

Shells A
Tests B
Bullets C
Both a & b D

Question # 50

One of the following is used to relieve one kind of headache migrane

Lovastatin A
Cyclosporine B
Ergotine C
Griseofulvin D

Question # 51

Complex, specialized flagellates with many flagella are:

Trichonymphas A
Trypanosoma B
Euglena C
Vorticella D

Question # 52

Bacterial photosynthesis is different because:

It can take place without light A
It can take place without CO2 B
It can take place without water C
It can take place without photosynthetic pigments D

Question # 53

Malate is oxidized by________ to oxaloacetate in Krebs's cycle.

ATP A
NADP B
NAD C
FAD D

Question # 54

Major part of RNA is:

tRNA A
rRNA B
mRNA C
All D

Question # 55

Hips and shoulder joints are examples of.

Hinge joints A
Ball and socket joints B
Synovial joints C
Cartilagnous joints D

Question # 56

Which combination is the example of ball and socket joints.

Shoulder and knee joints A
Hip and elbow joints B
Hip and shoulder joints C
Hip and knee joints D

Question # 57

Primary succession that starts in a pond is called:

Hydrosere A
Derosere B
Xerosere C
Aquasure D

Question # 58

Bacterial endospores function in

Survival A
Storage B
Reproduction C
Protein synthesis D

Question # 59

The major cell infected by HIV is

B-lymphocyte A
T-lymphocyte B
Helper T-Lymphocyte C
Suppressor T lymphocyte D

Question # 60

Pencillium species are used in giving flavor color and aroma to

Milk A
Bread B
Alcohol C
Cheese D

Question # 61

Any ecosystem is made up of three components like:

Producers, consumers, and predators A
Producers, consumers and grazers B
Producers, consumers and decomposers C
Producers, grazers and composers D

Question # 62

Sahara Desert i found in :

Europe A
America B
Africa C
Australia D

Question # 63

SRY in located at the tip of

Short arm of X-chromosome A
Short arm of Y-chromosome B
Long arm of Y-chromosome C
Long arm of X-chromosome D

Question # 64

Cell wall of fungi is made up of:

Cellulose A
Lipid B
Protein C
Chitin D

Question # 65

Homogenetistic acid is oxidized rapidly when exposed to air, turning the urine

White A
Purple B
Blue C
Black D

Question # 66

Which of the following show parasexuality:

Fusarium A
Ustilago B
Rhizopus C
Yeast D

Question # 67

Which one of the following edible products is widely pasteurized?

Soft drinks A
Manage squash B
Milk C
Orange juice D

Question # 68

If viral DNA gets detached from host chromosome, it is called

Initiation A
Inspiration B
Induction C
All of these D

Question # 69

A pathogenic fungus whose mycellium grows out from a central point and measures up to 15 hectares is

Amanita A
Armillaria B
Aspergillus C
Rhizopus D

Question # 70

250nm is the size of which of the followings?

Pox virus A
Adenovirus B
Parvovirus C
Polio virus D

Question # 71

Chronic liver disease is most frequently caused by

HAV A
HBV B
HCV C
HIV D

Question # 72

A common animal of temperate deciduous forests is the:

Kangaroo A
Cat B
Leopard C
Rhesus Monkey D

Question # 73

Some species of Aspergillus are used fermenting/producing soy sauce and soy paste from:

Pea A
Soybean B
Tomato C
Potato D

Question # 74

A functional artificial ________ was made in sacchomyces cerevisiae

Protein A
Chromosome B
Hormone C
Enzyme D

Question # 75

A class is a group of related :

Order A
Species B
Genera C
Family D

Question # 76

Hyphae may be packed together and organized to form complex reproductive structure such as:

Mushrooms A
Puff balls B
Morels C
All a, b, c D

Question # 77

Call walls of Oomycotes contain:

Cellulose A
Chitin B
Peptidoglycan C
Glycogen D

Question # 78

One mechanism of temperature regulation was developed by land plans and animals by developing.

Brak and skin A
Vascular tissues and circulatory system B
Cambium and excretory system C
Vascular tissue and respiratory system D

Question # 79

Contractile vacuole is present in:

Entamoeba A
Amoeba B
Plasmodium C
Trypanosoma D

Question # 80

When plane of division is random what will be produced in cocci?

Diplococcus A
Streptococcus B
Sarcina C
None of these D

Submit

Here is List Of Chapter Wise Tests

Ch. #	Test Name	MCQs Available	PDF File	Launch Test
1	MDCAT Biology Chapter 1 MCQ's Test	50	Download PDF	Launch Test
2	MDCAT Biology Chapter 2 MCQ's Test	31	Download PDF	Launch Test
3	MDCAT Biology Chapter 3 MCQ's Test	1048	Download PDF	Launch Test
4	MDCAT Biology Chapter 4 MCQ's Test	47	Download PDF	Launch Test
5	MDCAT Biology Chapter 5 MCQ's Test	50	Download PDF	Launch Test
6	MDCAT Biology Chapter 6 MCQ's Test	50	Download PDF	Launch Test
7	MDCAT Biology Chapter 7 MCQ's Test	50	Download PDF	Launch Test
8	MDCAT Biology Chapter 8 MCQ's Test	378	Download PDF	Launch Test
9	MDCAT Biology Chapter 9 MCQ's Test	50	Download PDF	Launch Test
10	MDCAT Biology Chapter 10 MCQ's Test	50	Download PDF	Launch Test
11	MDCAT Biology Chapter 11 MCQ's Test	0	Download PDF	Launch Test
12	MDCAT Biology Chapter 12 MCQ's Test	84	Download PDF	Launch Test
13	MDCAT Biology Chapter 13 MCQ's Test	81	Download PDF	Launch Test

Top Scorers of MDCAT Biology Online Test

S

Stratos Hxh 27 - Aug - 2025 07 Min 21 Sec 73/80
M

Muhammad Hassan 29 - Aug - 2025 22 Min 47 Sec 54/80
S

Saim G 11 - Aug - 2025 13 Min 16 Sec 51/80
U

Umer 28 - Aug - 2025 23 Min 45 Sec 46/80
I

iftkhar Ahmad 04 - Sep - 2025 33 Min 46 Sec 46/80
Z

Zain Noor 28 - Aug - 2025 13 Min 23 Sec 42/80
S

shah zeb 10 - Oct - 2025 08 Min 52 Sec 41/80
K

Kashaf Tasawar 07 - Oct - 2025 20 Min 36 Sec 39/80
A

asma noor 17 - Jan - 2025 34 Min 30 Sec 39/80
S

Sami Nizamani 10 - Jan - 2025 56 Min 49 Sec 38/80
M

Muhammad Asjad 18 - Jan - 2025 11 Min 23 Sec 37/80
U

Umar Nawaz 16 - Jan - 2025 19 Min 09 Sec 37/80
N

Naveed 28 - Aug - 2025 19 Min 28 Sec 37/80
L

latif 25 - Oct - 2025 20 Min 15 Sec 37/80
C

cotton candy 02 - Sep - 2025 11 Min 55 Sec 36/80

Sr.#	Question	Answer
1	All food chain and food web begin with:	A. Producers B. Consumers C. Decomposers D. Prey
2	Fungi can tolerate pH	A. 2 - 7 B. 2 - 9 C. 4 - 6 D. 6 - 8
3	It does not produce any hormone	A. Anterior pituitary B. Posterior pituitary C. Pancreas D. None
4	The living organism which can prepare their own food are:	A. predators B. parasites C. producers D. prey
5	An isolated virus is not considered living, since it	A. Separates into two inert parts B. Cannot metabolize C. Rapidly loses its genome D. It coated with an air tight shield
6	Which eat consumers	A. Predators B. Carnivores C. Omnivores D. All
7	Bacterial live and get food from roots of plants is an example of	A. Symbiosis B. Mutualism C. Parasitism D. Infestation
8	True pili are present on:	A. Gram negative bacteria B. Gram positive bacteria C. Both a & b D. None
9	Which of the following organelle is not present in the synaptic knob	A. Mitochondria B. Vesicles C. Ribosomes D. Nucleus
10	The total number of genes in a population is called.	A. Gene pool B. Allele pool C. Genome D. Genome library

National University of Medical Sciences conduct entry test for Army Medical colleges and it includes total 180 MCQs out of which 70 are from Biology subject. You can attempt this test to check your knowledge and basic concepts for biology. It will prepare you and will give you experience of real time entry test.

Latest Educational News Stories

Pakistan's Largest Database of Colleges and Universities

BS Programs

University Past Papers

University Results

Exam Results 2024

Study Abroad Programs and Opportunities for Pakistani Students

MDCAT MCQ Test With Answer for Biology Full Book

MDCAT Biology Online Test

MDCAT Biology Online Test

The condition in which Bacteria are without any flagella is called:

Pig could be the source of infection of hepatitis

Which is derived from host cell

Stanley isolated viruses from the host cell of tobacco in:

We can strengthen the soil nitrogen resources by adding:

Which type of nucleic acid is found in the capsid of HIV

Ustilago tritici is called

An asymmetrical division of mycellium occurs during is

The neuron which has central and peripheral branches is

Which type of hepatitis leads to chronic liver disease?

Radial symmetry is present in

Modern man has been on this planet for about

Which is incorrect statement about spinal cord

On poles, the average temperature is

Phipps was inoculated with which first?

Which one of the following cell structure is inoled in the synthesis of lipids?

During favorable conditions, certain bacteria produces.

All the followings are the characteristics of trichome of Nostoc except

The inner membrane of mitochondria form extensive infoldings called.

By Gram staining technique, gram negative bacteria are stained:

Filterable agents were discovered for yellow fever in

______ symbiont the root nodules of legume plants

The idea of inheritance of acquired characteristics was presented by

____________ hormone is antagonistic to insulin and causes increases in blood glucose level.

Which rule depicts its correct statement regarding temperature variation?

Animals involved in the construction of corals are

Inorganic ions can play a role of ¬¬¬¬¬¬¬______ in enzyme catalysis

Man has ____________ linkage group

What happens when both alleles of a gene pair independently express in a heterozygote?

_________ is are the part of gastric gland which produce hydrochloric acid.

Green, plants are basically:

The removed metabolic wast from the blood is called.

In case of sickle cell anemia, in place of glutamic acid, _________ is found

The actinopods with glassy shells are

Veritable amino acid sequence in antibody molecule are found in_____

Plasmodium, is the apicomplexan that causes:

Protozoa responsible for creation of vast limestone deposits

Pure breeding lines of pea were taken regarding seed shape, Round and wrinkled and were creased with no intermediate between parents. All eff springs were found to be round, these result show:

The rod-shaped bacteria are called

As the number of the predators decreases the numbering of prey:

Ovary of wheat is damaged by which hyphae in case of smut

Carolous Linneaus divided all known forms of life into two kingdoms, the plants and

Features of most complex animals are

_____________ is the 1st heat stable component used n PCR

When we extract carotenoids from its source we see that it is.

Which of the following group of animals is a link between aquatic and terrestrial animals?

All viruses can reproduce within living organisms only so they are known as

The first person who argued from evidence that species were not created in their present form rather they had evolved from ancestral species was

Foraminifeans and actinopods produce:

One of the following is used to relieve one kind of headache migrane

Complex, specialized flagellates with many flagella are:

Bacterial photosynthesis is different because:

Malate is oxidized by________ to oxaloacetate in Krebs's cycle.

Major part of RNA is:

Hips and shoulder joints are examples of.

Which combination is the example of ball and socket joints.

Primary succession that starts in a pond is called:

Bacterial endospores function in

The major cell infected by HIV is

Pencillium species are used in giving flavor color and aroma to

Any ecosystem is made up of three components like:

Sahara Desert i found in :

SRY in located at the tip of

Cell wall of fungi is made up of:

Homogenetistic acid is oxidized rapidly when exposed to air, turning the urine

Which of the following show parasexuality:

Which one of the following edible products is widely pasteurized?

If viral DNA gets detached from host chromosome, it is called

A pathogenic fungus whose mycellium grows out from a central point and measures up to 15 hectares is

250nm is the size of which of the followings?