Multiple choice

Directions: Choose the correct answer from the options given below:

The causative organism of the bird flu is?

  1. H5 N1 virus

  2. H4 N 4 virus

  3. H6 N8 virus

  4. H9 N7 virus

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

H5N1 (Influenza A virus subtype H5N1) is the specific viral strain responsible for avian influenza or bird flu. This subtype is highly pathogenic and can transmit from birds to humans. The other combinations mentioned (H4N4, H6N8, H9N7) are not the causative agents of bird flu.