Class 8 Science e-Book's MCQs - Complete
Micro-organisms and Viruses App Quiz & e-Book Download - 198
Apps:
MCQ:
The introduction of dead or weak germs in to body orally or by injection to train body to fight the real germs on attack is called
- vaccination
- immunization
- both a and b
- infecting
c
Class 8 Science App & e-Book Tests PDF Download
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8th Grade Science MCQs eBook Download
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Class 8 Science Quiz with Answers
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