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Question
Bird flu is caused by
Bird flu is caused by
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Solution
The correct option is D Virus
Bird flu is caused by the strain of influenza virus called H5N1, also called Avian Influenza Virus. It infects humans through the contact of sick poultry birds and can also be transmitted from a sick person to a healthy person. So, it is highly contagious. The first incident of infection occurred in Hong Kong in 1997.Hence, the correct answer is 'Virus'
Bird flu is caused by the strain of influenza virus called H5N1, also called Avian Influenza Virus. It infects humans through the contact of sick poultry birds and can also be transmitted from a sick person to a healthy person. So, it is highly contagious. The first incident of infection occurred in Hong Kong in 1997.
Hence, the correct answer is 'Virus'
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