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प्रश्न
Write short (2-3 sentences) note on vector.
उत्तर
A vector is an organism that carries disease causing microbes (pathogens) from one host to another. They are the carriers of infection. Example: Mosquito, housefly, etc.
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संबंधित प्रश्न
Put a tick mark (✓) against the correct alternative in the following statement:
The idea of vaccination was conceived by
Put a tick mark (✓) against the correct alternative in the following statement:
Which one of the following vitamin deficiency diseases can be cured by eating a diet which includes carrot, yellow fruits, vegetables, butter, milk, fish ?
- Beri-beri
- Dermatitis
- Night blindness
- Scurvy
Write, in brief, about the following:
Fever
______ mosquitoes also transmit Chikungunya and Yellow fever.
The stages of the malarial parasite are developed in the ______ of mosquito.
Mosquito-borne viral diseases are ______.
Nilavembu kudineer is known to increase ______.
Why is dengue also known as break-bone fever?
What is known as a reservoir of infection? Give two examples.
We are advised to take bland and nutritious food when we are sick. What is the reason?
