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प्रश्न
Write a brief account on the following disease:
Malaria
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उत्तर
Malaria: This disease is caused by parasitic protozoa, Plasmodium. The disease is transmitted from one person to another by female anopheles mosquitoes. The symptoms are followed by high fever, temperature rises on alternate days. Sweating is followed by lowering of body temperature. Besides this patient feels headache, nausea and vomit.
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संबंधित प्रश्न
Put a tick mark (✓) against the correct alternative in the following statement:
A mosquito is a vector for :
Put a tick mark (✓) against the correct alternative in the following statement:
The idea of vaccination was conceived by
Write short (2-3 sentences) note on vector.
Name few vectors and diseases caused by them.
List any three effective methods for controlling mosquitoes.
Match Column I with that Which is Most Appropriate in Column II.
| Column I | Column II |
| (a) Mosquito | (i) DDT |
| (b) Plasmodium | (ii) Dengue |
| (c) Entamoeba histolytica | (iii) Vector |
| (d) Aedes mosquito | (iv) Malaria |
| (e) Insecticide | (v) Dysentery |
The incubation period of the virus for chikungunya is usually ______.
The use of ______ drugs kills the stages of the malaria parasite.
Assertion: Chikungunya is transmitted in humans by the bite of an infected Aedes aegypti mosquito during the daytime.
Reason: Chikungunya is caused by Rotavirus.
Define the following:
Vector
Name two diseases transmitted by the Aedes aegypti mosquito?
What is known as a reservoir of infection? Give two examples.
Sanjay had an attack of chickenpox and has just recovered. The health officer of his locality says that the disease would not occur again. What would be the reason for this?
Name the different species of protozoa plasmodium.
How is typhoid prevented and treated?
Discuss the strategies to adopt to prevent diseases transmitted through mosquitoes.
Malaria is caused by ______.
