Q.1
at is there as a genetic material in HIV in addition to protein layer?
  • a) The chains containing DNA
  • b) One chains containing DNA
  • c) Two chains containing RNA
  • d) One chains containing RNA
Q.2
ich one is responsible of the disease from the given figure
unit-8_ch-2_que_no-206_img_no1.png
  • a) Culex Mosquito
  • b) Filarial Worm
  • c) Anopheles Mosquito
  • d) Plasmodium
Q.3
rk odd one?
  • a) Lips & nail turns to blue or grey in colour
  • b) Burning is let in alveolar wall
  • c) Headache
  • d) Increase in size of liver & spleen
Q.4
ve the correct sequence from pre erythrocytic cycle?
  • a) Saliva - Sporozoites-Blood-liver-Crypto schizont-Crypto merozoites
  • b) Sporozoites-Saliva-Blood-Liver-Crypto schizont-Crypto merozoites
  • c) Saliva-Crypto schizont-Blood-Liver-Sporozoites-Crypto merozoites
  • d) Saliva-Sporozoites-Liver-Blood-Crypto schizont-Crypto merozoites
Q.5
ich is the process of biological control of mosquitoes to prevent spread of disease.
  • a) Mosquito net
  • b) Spreading & chemicals
  • c) Fish like Gambusia
  • d) Net in doors & windows
Q.6
at type of mosquito is responsible for malaria...?
  • a) All Anopheles mosquitoes
  • b) All Culex mosquitoes
  • c) Only male Anopheles mosquitoes
  • d) Only female Anopheles mosquitoes
Q.7
cubation period for plasmodium falciparum is...
  • a) 12 days
  • b) 15 days
  • c) 20 days
  • d) 30 days
Q.8
auto immune disease is...
  • a) Cancer
  • b) Erythroblastosis fetalis
  • c) Asthma
  • d) Rheumatoid arthritis
Q.9
which of the following situation infection of AIDS do not occur?
  • a) Breast feeding to children by AIDS infected mother
  • b) Foetus of AIDS infected mother
  • c) Utilization of clothes used by AIDS patient
  • d) Utilization of syringe used by AIDS patient
Q.10
ere salmonella is associated?
  • a) Typhoid
  • b) Polio
  • c) TB
  • d) Tetanus
Q.11
V decrease...
  • a) Helper T-Cells
  • b) All T-Cells
  • c) Only B-Cells
  • d) B-Cell & T-Cell
Q.12
o is Responsible for typhoid?
  • a) Vibrio Cholera
  • b) Salmonella
  • c) Shingle
  • d) Escherichia Coli
Q.13
ve the name P, Q, R from given figure
unit-8_ch-2_que_no-217_img_no1.png
  • a) P - antigen binding site; Q - Light constant region; R - Non-variable rigon of Heavy Chain
  • b) P - antigen binding site; Q - Light constant region; R - Variable region of Heavy Chain
  • c) P - disulphide bond; Q - antigen binding site; R - variable region of heavy chain
  • d) P - antigen binding site; Q - antibody binding site; R - sulphide bond
Q.14
lect correct option for the given statements. Statement X - Carrier of HIV virus person appears Healthy. Statement Y - Body ache lasting over four weeks in ARC. Statement Z - Loss of body weight by 10% without any reason occurs in the AIDS at the final stage.
  • a) Statement X, Y & Z all are wrong
  • b) Statement X & Y are wrong but Z is Right
  • c) Statement X & Z are wrong but Y is Right
  • d) Statement X, Y & Z are Right
Q.15
tch the column I & II
Column-I Column-II
(P) Primary lymphoid organ (i) Thymus
(Q) MALT (ii) Spleen
(R) Lobe like organ near the heart (iii) Bone Marrow
(S) Organ like bean shape (iv) Digestive tract
--- --- (v) It constitutes 50% of lymphoid tissue
  • a) P - iii, Q - v, R - i, S - ii
  • b) P - iii, Q - iv, R - v, S - i
  • c) P - ii, Q - i, R - v, S - iv
  • d) P - v, Q - iv, R - i, S - ii
Q.16
laria- Anopheles female mosquito Dengue -_______
  • a) Culex
  • b) Ades
  • c) Falciparum
  • d) Anopheles male mosquito
Q.17
ve the location for storage of erythrocytes
  • a) Pancreas
  • b) Spleen
  • c) Liver
  • d) Stomach
Q.18
ich person is suffering from disease according to given sentences?
  • a) Mahesh walks slowly & become tired
  • b) There is appearance of scaly lesions on skin of Naresh
  • c) Paresh is suffering from vomiting
  • d) All of them suffer from disease
Q.19
tch the following:
Column I Column II
Widal test a. Yersinia pestis
Syphilis b. Trypanosoma
Plague c. Entamoeba histolytica
Sleeping sickness d. Treponema pallidum
Amoebasis e. Salmonella typhi
  • a) 1=e, 2=d, 3=a, 4=b, 5=c
  • b) 1=d, 2=e, 3=a, 4=c, 5=b
  • c) 1=d, 2=e, 3=a, 4=b, 5=c
  • d) 1=e, 2=d, 3=b, 4=c, 5=a
Q.20
person with sickle cell anaemia is:
  • a) More prone to malaria
  • b) More prone to typhoid
  • c) Less prone to malaria
  • d) Less prone to typhoid
Q.21
the life history of Plasmodium vivax schuffner’s dots are present on the surface of:
  • a) Infected erythrocytes
  • b) Sporozoites
  • c) Ookinete
  • d) Infected hepatocytes
Q.22
ere will you look for sporozoites of malarial parasite?
  • a) Saliva of infected female Anopheles mosquito
  • b) RBC of human beings suffering from malaria
  • c) Spleen of infected humans
  • d) Within 15 days of sexual contact with an infected person
Q.23
phtheria is associated with:
  • a) Lungs
  • b) Throat
  • c) Blood
  • d) Liver
Q.24
tiserum is rich in:
  • a) Steroids
  • b) Antibodies
  • c) Antigens
  • d) RBCs
Q.25
ich of the following fixed macrophages are found in brain?
  • a) Histocytes
  • b) Mesangial cells
  • c) Microglial cells
  • d) Kupffer cells
Q.26
urniquet test is used for the diagnosis of:
  • a) Scarlet
  • b) Syphilis
  • c) Dengue
  • d) Typhus
Q.27
nd the wrong statement:
  • a) Cannabanoids are obtained from hemp plant
  • b) Cocaine has potent stimulating effect in the CNS
  • c) Amphetamine is used for treating insomnia
  • d) Benzodiazepines and barbiturates are depressants used as anti anxiety drugs
Q.28
nd the mismatched pair:
  • a) IgE – Involved in allergic reactions
  • b) IgA – Passive immunity to foetus
  • c) IgG – Most numerous antibody
  • d) IgM – Involved in primary immune reactions
Q.29
sertion: Cancer cells have the property of contact inhibition. Reason: Cancer cells grow rapidly but in a controlled way.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion
  • c) Assertion is true but Reason is false
  • d) Both Assertion and Reason are false
Q.30
at are interferons?
  • a) Secretion in response to fungal infection
  • b) Secretion in response to bacterial infection
  • c) Secretion in response to fungal infection
  • d) Secretion in response to viral infection
Q.31
nsider the image and identify the incorrect statement
unit-8_ch-2_que_no-235_img_no1.png
  • a) If virus is HIV virus, then Cell A is always T – helper cells
  • b) If C is interferons, then Cell A and Cell B are of same type
  • c) If Cell A is CD4 cell then virus may be HIV
  • d) If D is translation inhibiting protein (TIP) the C is interferon and Cell A is virus infected cell
Q.32
sertion: Effective treatment for HIV is not possible. Reason: Heavy destruction of CD4 cells found in HIV infection.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion
  • c) Assertion is true but Reason is false
  • d Both Assertion and Reason are false)
Q.33
e drugs, which are commonly abused are Opioids, Cannabanoids and coca alkaloids which are obtained from flowering plants. Given below is the table of these alkaloids regarding receptors of alkaloid in the human body, their physiological effect and the plant part used to extract it. You have to choose the true option about all the above three features:
--- --- Alkaloids Receptors in human body Physiological effect Plant part
(A) Morphine CNS and gastro intestinal tract Stimulant Latex from capsule of poppy
(B) Hashish Brain Enhances cardiovascular activity Inflorescence of Cannabis
(C) Charas Gastro intestinal tract Depressant Leaves of Cannabis
(D) Crack/coke CNS Produces euphoria Roots and leaves of Erythroxylum
  • a)(A)
  • b) (B)
  • c) (C)
  • d) (D)
Q.34
t which stage of HIV infection does one usually show symptoms of AIDS?
  • a) Within 15 days of sexual contact with an infected person
  • b) When the infected retro virus enters host cells
  • c) When HIV damages large number of helper T-Lymphocytes
  • d) When the viral DNA is produced by reverse transcriptase
Q.35
ich of the following can be as a result of drug or alcohol abuse?
  • a) Coma and death due to failure of Heart
  • b) Reckless behaviour, vandalism and violence
  • c) A combination of drugs and alcohol lead to overdosing and then to death
  • d) All of these
Q.36
ich of the following diseases is/are not associated with smoking? Lung cancer, urinary bladder cancer, throat cancer, bronchitis, emphysema, coronary heart disease, gastric ulcer, Breast cancer, skin cancer, AIDS.
  • a) Three
  • b) Two
  • c) Five
  • d) Four
Q.37
cessive use of which of the following drugs causes hallucinations?
  • a) Morphine
  • b) Barbiturates
  • c) Cannabanoids
  • d) Cocaine
Q.38
rphine is extracted from:
  • a) Poppy plant, Papaver somniferum
  • b) Latex part
  • c) Opium poppy
  • d) All of these
Q.39
cancer cells:
  • a) The regulatory mechanisms controlling cell growth are affected
  • b) The regulatory mechanisms controlling cell differentiation are affected
  • c) The regulatory mechanisms controlling cell growth and differentiation are affected
  • d) The regulatory mechanisms controlling cell meiosis are affected
Q.40
at is the main lymphoid organ where all the blood cells are produced?
  • a) Spleen
  • b) Appendix
  • c) Thymus
  • d) Bone marrow
Q.41
M is pentamerous and weight of heavy chain is 100000 Da and that of light chain is approximately half of the heavy chain, then find the weight of IgM.
  • a) More than 1500kDa
  • b) 150kDa
  • c) 15 kDa
  • d) 300 kDa
Q.42
ich test is carried out if disease is occurred by salmonella typhi?
  • a) Widal test
  • b) Lisman test
  • c) Blood test
  • d) Barium test
Q.43
rk odd one?
  • a) Burning sensation in intestine
  • b) Burning sensation in Alveoli
  • c) Headache
  • d) Increase in size of liver & spleen
Q.44
om the following sentences which one is appropriate for pneumonia? P- Burning is felt in alveolar wall Q- There is obstruction of wind pipe R- Pain in inhalation, cough & headache are seen S- Incubation period is of 1 to 3 days.
  • a) P, Q, R, S all are improper
  • b) P, Q, R, S proper & S is improper
  • c) P, Q are proper & R & S are improper
  • d) P, Q, R, S all are proper
Q.45
at is reason for causing AIDS.
  • a) Cerato immunity
  • b) Interferon
  • c) Destroying of Helper T cells
  • d) Destroying of killer T cells
Q.46
ld-Rhino virus AIDS- ______
  • a Retrovirus)
  • b) Retro bacteria
  • c) HMV
  • d) Oncogenic virus
Q.47
ti-allergens: Ig E Colostrum: _______
  • a) Ig-G
  • b) Ig M
  • c) Ig-A
  • d) Ig-D
Q.48
tch the column I & II
Column-I Column-II
(P) AIDS reported first (i) HIV
(Q) Diagnosis test of AIDS (ii) USA
(R) Group of Retrovirus (ii) Sarcoma
(S) Cancer of lymph gland (iv) ELISA
--- --- (v) Tamilnadu
  • a) P - v, Q - iv, R - i, S - iii
  • b) P - ii, Q - iv, R - v, S - iii
  • c) P - ii, Q - iv, R - v, S - iii
  • d) P - ii, Q - iv, R - i, S - iii
Q.49
sertion - Barbiturates is a synthetic drug which gives pleasure. Reason - By taking barbiturates the adrenalin increase in blood.
  • a) Assertion & Reason both are right & Reason is correct explanation of Assertion
  • b) Assertion & Reason both are right & Reason is not correct explanation of Assertion
  • c) Assertion is Right & Reason is wrong
  • d) Assertion & Reason both are wrong
Q.50
which country plant given in diagram appear ?
unit-8_ch-2_que_no-254_img_no1.png
  • a) South America
  • b) Uganda
  • c) Africa
  • d) India
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