Multiple choice questions XXXXXXVII — task. Science CBSE, Class 9.

PDF chapter test TRY NOW

The given graphs show the amount of different antibodies P and Q in the blood of a person during a pathogenic infection and after complete recovery. What could be inferred from the given graphs?

The person has acquired passive immunity for both the pathogens for which his body produced antibodies P and Q.
This time the person suffered from the pathogenic infection for which his body produced antibody Q.
The person might have suffered from two pathogenic infections simultaneously for which his body produced antibodies P and Q.
The person has acquired artificial active immunity for pathogen against which his body produced antibody Q.

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content