Which of the following toxic substance is responsible for the chill and high fever recurring every three to four
days in malaria?
(1) Haemotoxin
(2) Haemoglobin
(3) Haemozoin
(4) Sporozoites
In which of the following disorder, the alveoli get filled with fluid leading to severe problems in respiration?
(1) Common cold
(2) Whooping cough
(3) Diphtheria
(4) Pneumonia
Typhoid fever could be confirmed by
(1) Widal test
(2) Mantoux test
(3) Schick test
(4) Dick test
Mark the incorrect statement with respect to infection of Entamoeba histolytica
(1) It is a protozoan parasite of human
(2) It is characterised by constipation and abdominal pain
(3) It is a parasite in small intestine of man
(4) Houseflies act as mechanical carriers and serve to transmit the parasite from faeces of infected person
to food and food products
Which of the following statement is not correct regarding malarial infection?
(1) Plasmodium enters the human body as sporozoites through the bite of freshly moulted female Anopheles
mosquito
(2) High fever recurring every three to four days
(3) Sporozoites initially multiply within the liver cells and then attack the RBCs resulting in their rupture
(4) When a female Anopheles mosquito bites an infected person, these parasites enter the mosquito’s body
and undergo further development
Internal bleeding, muscular pain, fever, anaemia and blockage of the intestinal passage are the common
symptoms of
(1) Amoebiasis
(2) Elephantiasis
(3) Ascariasis
(4) Typhoid
Which of the following fish is introduced in pond to control or eliminate the vector responsible for the
transmission of malaria and filariasis?
(1) Exocoetus
(2) Pristis
(3) Scoliodon
(4) Gambusia
The use of vaccines and immunisation programmes have enabled us to completely eradicate a deadly disease
like
(1) Polio
(2) Tetanus
(3) Diphtheria
(4) Small pox
In the life cycle of Plasmodium, sexual stages (gametocytes) begin to develop in
(1) Stomach of mosquito
(2) Intestine of man
(3) Liver of man
(4) Red blood cells of man
Out of the following diseases which are caused due to bacterial infection?
a. Typhoid
b. Elephantiasis
c. Cholera
d. Tuberculosis
(1) a & b only
(2) b & c only
(3) a, c & d only
(4) a, b, c & d
The pathogens of genera, Microsporum, Trichophyton and Epidermophyton are responsible for
(1) Botulism
(2) Conjunctivitis
(3) Ringworm
(4) Skin allergy
The use of anti-histamine, adrenaline and steroids quickly reduce the symptoms of
(1) Fungal diseases
(2) Viral diseases
(3) Allergy
(4) Helminthic diseases
Which of the following is an autoimmune disease?
(1) Asthma
(2) Cirrhosis
(3) AIDS
(4) Rheumatoid arthritis
Which of the following is a non-specific type of defense that is present at the time of birth?
(1) Acquired immunity
(2) Humoral immune response
(3) Cell mediated immunity
(4) Innate immunity
Acid in stomach, saliva in the mouth, tears from eyes, all prevent microbial growth belong to which of the
following barrier?
(1) Physical barrier
(2) Physiological barrier
(3) Cellular barrier
(4) Cytokine barrier
Which of the following immunoglobulin (Ig) is present in colostrum?
(1) IgA
(2) IgG
(3) IgM
(4) IgE
The treatment of snake bite by antivenom is an example of
(1) Artificially acquired passive immunity
(2) Artificially acquired active immunity
(3) Naturally acquired active immunity
(4) Naturally acquired passive immunity
Human immunodeficiency virus is a/an
(1) Adeno virus
(2) DNA retrovirus
(3) RNA retrovirus
(4) Adeno retrovirus
HIV decreases natural immunity of the body by
(1) Destroying antibodies
(2) Destroying erythrocytes
(3) Attacking T-lymphocytes
(4) Attacking B-lymphocytes
Among the noninfectious diseases, which of the following is most common fatal diseases of human beings?
(1) AIDS
(2) Cancer
(3) Cystic fibrosis
(4) Cholera
Choose the incorrect statement with respect to common cold
(1) Rhinovirus causes common cold
(2) Rhinovirus infects the nose, respiratory passage and lungs
(3) Common cold is characterised by nasal congestion and discharge, sore throat, hoarseness, cough,
headache, tiredness etc.
(4) Droplets resulting from cough or sneezes of an infected person are inhaled directly or transmitted through
contaminated objects and can cause infection in a healthy person
Intestinal perforation is the characteristic symptom of
(1) Pneumonia
(2) Plague
(3) Typhoid
(4) Pertussis
Wuchereria bancrofti, the filarial worm that causes elephantiasis belongs to phylum
(1) Platyhelminthes
(2) Aschelminthes
(3) Coelenterate
(4) Arthropoda
Recently chikungunya and dengue cases were reported from various parts of the country. Choose the correct
vector responsible for these diseases
(1) Anopheles mosquito
(2) Xenopsylla (Rat flea)
(3) Culex mosquito
(4) Aedes mosquito
Which of the following causes plague?
(1) Trichinella spiralis
(2) Salmonella typhimurium
(3) Yersinia pestis
(4) Xenopsylla
A person who met with road accident is likely to develop tetanus he is immunised by administering
(1) Weakened germs
(2) Dead germs
(3) Preformed antibodies
(4) Wide spectrum antibiotics
Antigen binding site in an antibody is formed by
(1) Two light chains
(2) Two heavy chains
(3) One heavy and one light chain
(4) Either between two light chains or between one heavy and one light chain depending upon the nature of
antigen
Mark the correct statement
(1) The anamnestic response against a pathogen is highly intensified
(2) The T-lymphocytes produce antibodies
(3) The B-lymphocytes produce cell mediated response
(4) An antibody is represented by H2L4
Which of the following will be included under innate immunity?
(1) Mucus membranes
(2) Interferons
(3) Natural killer cells
(4) All of these
Artificial active immunity can be acquired from
(1) Serious illness
(2) Vaccination
(3) Repeated exposure to the some microbes
(4) Treatment with penicillin
One of the inflammatory reaction induced by histamine is
(1) Vasoconstriction of blood vessels
(2) Vasodilation of blood vessels
(3) Decreased vascular permeability
(4) Accelerated blood clotting
Blood cells involved in inflammatory reactions are
(1) Basophils
(2) Neutrophils
(3) Eosinophils
(4) Monocytes
The letter T in T-lymphocyte refers to
(1) Thymus
(2) Thyroid
(3) Thalamus
(4) Tonsil
The caustative organism of AIDS spreads by
(1) Sharing infected needles and syringes
(2) Transfusion of infected blood
(3) Unsafe sexual relationships
(4) All of these
Cancer is caused by
(1) Rupturing of cells
(2) Uncontrolled meiosis
(3) Uncontrolled mitosis
(4) Loss of immunity of the cells
Oncogene is another name for
(1) Inducer gene
(2) Jumping gene
(3) Structural gene
(4) Cancer causing gene
The blood cancer is also known as
(1) Haemolysis
(2) Haemophilia
(3) Leukaemia
(4) Thrombosis
Read the following statements
a. Heroin, commonly called smack, is obtained by acetylation of morphine.
b. Cocaine is obtained from the latex of Papaver somniferum.
c. Dopamine is excitatory neurotransmitter.
d. Morphine is an effective sedative and pain killer.
Mark the option which includes both correct statement
(1) a & b
(2) b & c
(3) c & d
(4) a & d
L.S.D. is
(1) Hallucinogenic
(2) Sedative
(3) Stimulant
(4) Tranquiliser
Tick mark the incorrect match with respect to the drug, source and its action.
Drug |
Source |
Action |
|
(1) |
Smack |
Latex of poppy plant Papaver somniferum |
Depressant slows down body functions |
(2) |
Cocaine |
Erythroxylum coca |
Sense of euphoria and increased energy |
(3) |
Coke |
Atropa belladona |
Hallucinations |
(4) |
Hashish |
Cannabis sativa |
Hallucinations, affects cardiovascular system |