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Important Questions on Human Health and Disease

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Identify the correct pair representing the causative agent of typhoid fever and the confirmatory test for typhoid.
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The active form of Entamoeba histolytica is a protozoan parasite in the
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Which of the following sets of diseases is caused by bacteria?
MEDIUM

Match the following columns and select the correct option:-

Column-I Column-II
(i) Typhoid (a) Haemophilus influenzae
(ii) Malaria (b) Wuchereria bancrofti
(iii) Pneumonia (c) Plasmodium vivax
(iv) Filariasis (d) Salmonella typhi
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The infectious stage of Plasmodium that enters the human body is
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Which of the following viruses is not transferred through semen of an infected male?
MEDIUM
In the erythrocytic cycle of Plasmodium vivax, the following stages are present.
Arrange them in correct sequence.
I) Amoeboid stage
II) Trophozoite
III) Schizont
IV) Signet ring stage
V) Erythrocytic merozoites
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Name the disease caused by the following organism:

Rhino virus

MEDIUM
Arrange the following statements in sequence regarding Amoebiasis infection:
1) The trophozoites multiply by binary fission and produce cysts and both stages are passed in the faeces.
2) Trophozoites migrate to the large intestine.
3) Excystation occurs in the small intestine and trophozoites are released.
4) Infection by Entamoeba histolytica occurs by ingestion of mature cysts in fecally contaminated food, water, or hands.
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The common cold is mostly caused by Rhinoviruses. Which of the following treatments will provide the best cure for this infectious agent?

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In the life cycle of Plasmodium, fertilization takes place in
MEDIUM

Match the following diseases with the causative organism and select the correct option.

  Column-I   Column-II
(a) Typhoid (i) Wuchereria
(b) Pneumonia (ii) Plasmodium
(c) Filariasis (iii) Salmonella
(d) Malaria (iv) Haemophilus
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Identify the sequence of stages in the Golgi cycle of Plasmodium vivax.

a) Schizont

b) Amoeboid

c) Trophozoite

d) Signet-ring

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Lack of relaxation between successive stimuli in sustained muscle contraction is known as:
HARD

Draw a well-labelled diagram to show replication of HIV in human cells. 

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The correct combination of hosts and their respective viral diseases
A) Bovine spongiform encephalitis-Cows
B) Rubella-Beef
C) Scrapie disease-Sheep
D) Creutzfeldt -Jakob disease-Man