Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Biology Human body
Passive immunity is defined as immunity
1
inherited from the parents.
2
achieved through the sera of other animals enriched in antibodies.
3
acquired through first exposure to the disease.
4
More than one of the above
5
None of the above