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प्रश्न
What is Kala-azar?
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उत्तर
Kala - azar or visceral leishmaniasis is caused by Leishmania donovani, which is transmitted by the vector Phlebotomus. Infection may occur in the endothelial cells, bone marrow, liver, lymph glands andblood vessels of the spleen. Symptoms of Kala azar are weight loss, anaemia, fever, enlargement of spleen and liver.
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संबंधित प्रश्न
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The sporozoite of the malarial parasite is present in _______.
Match the pathogens with respective diseases caused by them and select the correct match using the codes given below.
| Column I | Column II |
| I. Leishmania donavani | 1. Malaria |
| II. Wuchereria bancrofti | 2. Amoebiasis |
| III. Trypanosoma gambiense | 3. Kala - azar |
| IV. Entamoeba histolytica | 4. Sleeping sickness |
| 5. Filariasis |
| Diseases | Causative agent | Symptoms |
| Ascariasis | Ascaris | |
| Trichophyton | Appearance of dry, scaly lesions on various parts of the body | |
| Typhoid | High fever, weakness, headache, stomach pain and constipation. | |
| Pneumonia |
Which of the following viruses is not transferred through the semen of an infected male?
The organisms which cause diseases in plants and animals are called ______.
A person with sickle cell anemia is ______.
Given below are the pairs of pathogens and the diseases caused by them. Which out of these is not a matching pair and why?
| (a) | Virus | common cold |
| (b) | Salmonella | typhoid |
| (c) | Microsporum | filariasis |
| (d) | Plasmodium | malaria |
What is Pulse Polio Programme of Government of India? What is OPV? Why is it that India is yet to eradicate Polio?
“Plasmodium protozoan needs both a mosquito and a human host for its continuity.” Explain.
